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000
FLUS43 KLOT 012038
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
338 PM CDT MON SEP 1 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
022045-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
338 PM CDT MON SEP 1 2014 /438 PM EDT MON SEP 1 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TONIGHT.

THERE IS A CHANCE OF THUNDERSTORMS MAINLY AFTER MIDNIGHT TONIGHT
SOUTH OF INTERSTATE 80.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

ADDITIONAL THUNDERSTORM CHANCES WILL OCCUR LATER IN THE
WEEK...MAINLY ON WEDNESDAY NIGHT AND AGAIN FRIDAY.

VERY WARM AND HUMID WEATHER IS EXPECTED THURSDAY AND FRIDAY.
DAYTIME HEAT INDEX VALUES MAY REACH 95 TO 102 DEGREES.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

$$

LMZ740>745-022045-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
338 PM CDT MON SEP 1 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...TONIGHT.

STRONG WINDS WILL LEAD TO HAZARDOUS CONDITIONS FOR SMALL CRAFT
THIS EVENING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE WILL BE CHANCES OF THUNDERSTORMS LATER IN THE WEEK...MAINLY
ON WEDNESDAY NIGHT AND AGAIN FRIDAY.

WINDS HAZARDOUS TO SMALL CRAFT MAY OCCUR THURSDAY. WINDS AND
WAVES HAZARDOUS TO SMALL CRAFT MAY OCCUR FRIDAY NIGHT THROUGH
SATURDAY NIGHT.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-022045-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
338 PM CDT MON SEP 1 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...TONIGHT.

ISOLATED THUNDERSTORMS ARE POSSIBLE THIS EVENING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT THROUGH FRIDAY NIGHT.

&&

$$

RATZER

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO








000
FLUS43 KLOT 012038
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
338 PM CDT MON SEP 1 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
022045-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
338 PM CDT MON SEP 1 2014 /438 PM EDT MON SEP 1 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TONIGHT.

THERE IS A CHANCE OF THUNDERSTORMS MAINLY AFTER MIDNIGHT TONIGHT
SOUTH OF INTERSTATE 80.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

ADDITIONAL THUNDERSTORM CHANCES WILL OCCUR LATER IN THE
WEEK...MAINLY ON WEDNESDAY NIGHT AND AGAIN FRIDAY.

VERY WARM AND HUMID WEATHER IS EXPECTED THURSDAY AND FRIDAY.
DAYTIME HEAT INDEX VALUES MAY REACH 95 TO 102 DEGREES.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

$$

LMZ740>745-022045-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
338 PM CDT MON SEP 1 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...TONIGHT.

STRONG WINDS WILL LEAD TO HAZARDOUS CONDITIONS FOR SMALL CRAFT
THIS EVENING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE WILL BE CHANCES OF THUNDERSTORMS LATER IN THE WEEK...MAINLY
ON WEDNESDAY NIGHT AND AGAIN FRIDAY.

WINDS HAZARDOUS TO SMALL CRAFT MAY OCCUR THURSDAY. WINDS AND
WAVES HAZARDOUS TO SMALL CRAFT MAY OCCUR FRIDAY NIGHT THROUGH
SATURDAY NIGHT.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-022045-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
338 PM CDT MON SEP 1 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...TONIGHT.

ISOLATED THUNDERSTORMS ARE POSSIBLE THIS EVENING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT THROUGH FRIDAY NIGHT.

&&

$$

RATZER

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO









000
FLUS43 KLOT 011558
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1058 AM CDT MON SEP 1 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
021600-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
1058 AM CDT MON SEP 1 2014 /1158 AM EDT MON SEP 1 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

   THUNDERSTORMS...SOME OF WHICH MAY PRODUCE...
    VERY HEAVY RAINFALL LEADING TO FLASH FLOODING.
    WIND GUSTS IN EXCESS OF 60 MPH.
    HAIL TO GREATER THAN ONE INCH IN DIAMETER.

  AREAS AFFECTED AND TIMING:

  SHOWERS AND ISOLATED STORMS ARE POSSIBLE THROUGH MIDDAY.
  SCATTERED STORMS ARE THEN EXPECTED TO DEVELOP THIS AFTERNOON.
  AREAS SOUTH OF INTERSTATE 80 AND EAST OF INTERSTATE 57 APPEAR
  TO HAVE THE POTENTIAL FOR GREATER COVERAGE OF STORMS THIS
  AFTERNOON INTO TONIGHT...ALONG WITH THE GREATEST CHANCE OF
  HEAVY RAINFALL AND SEVERE WEATHER.

  DISCUSSION:

  SCATTERED THUNDERSTORMS HAVE DIMINISHED TO A FEW SHOWERS LATE
  THIS MORNING. REDEVELOPMENT OF SCATTERED STORMS IS EXPECTED
  THIS AFTERNOON...MAINLY ACROSS SOUTHEAST PORTIONS OF THE OUTLOOK
  AREA. STRENGTHENING WINDS ALOFT COULD RESULT IN SCATTERED SEVERE
  STORMS...CAPABLE OF STRONG WINDS AND HAIL. REGENERATING STORMS
  MOST CAPABLE OF VERY HEAVY RAINFALL AND POSSIBLE FLASH FLOODING
  WILL BE MOST FAVORED SOUTH OF INTERSTATE 80...ESPECIALLY THE AREAS
  THAT SAW VERY HEAVY RAINFALL THIS PAST SATURDAY NIGHT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE IS A CHANCE FOR THUNDERSTORMS EARLY TUESDAY MORNING FOR AREAS
SOUTH OF A PONTIAC TO RENSSELAER LINE.

ADDITIONAL THUNDERSTORM CHANCES WILL OCCUR LATER IN THE
WEEK...MAINLY ON WEDNESDAY NIGHT AND AGAIN FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

$$

LMZ740>745-021600-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
1058 AM CDT MON SEP 1 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

ISOLATED THUNDERSTORMS ARE POSSIBLE...SOME OF WHICH MAY PRODUCE
GUSTS IN EXCESS OF 30 KNOTS.

HIGH WINDS WILL LEAD TO CONDITIONS HAZARDOUS TO SMALL CRAFT FROM
MID MORNING THROUGH EARLY THIS EVENING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT THROUGH FRIDAY NIGHT...ESPECIALLY WEDNESDAY NIGHT AND
FRIDAY.

WINDS HAZARDOUS TO SMALL CRAFT MAY OCCUR THURSDAY. WINDS AND
WAVES
HAZARDOUS TO SMALL CRAFT MAY OCCUR FRIDAY NIGHT THROUGH SATURDAY
NIGHT.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-021600-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
1058 AM CDT MON SEP 1 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

SCATTERED THUNDERSTORMS ARE POSSIBLE...SOME OF WHICH MAY PRODUCE
GUSTS IN EXCESS OF 30 KNOTS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT THROUGH FRIDAY NIGHT.

&&

$$

RATZER

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO










000
FLUS43 KLOT 011558
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1058 AM CDT MON SEP 1 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
021600-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
1058 AM CDT MON SEP 1 2014 /1158 AM EDT MON SEP 1 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

   THUNDERSTORMS...SOME OF WHICH MAY PRODUCE...
    VERY HEAVY RAINFALL LEADING TO FLASH FLOODING.
    WIND GUSTS IN EXCESS OF 60 MPH.
    HAIL TO GREATER THAN ONE INCH IN DIAMETER.

  AREAS AFFECTED AND TIMING:

  SHOWERS AND ISOLATED STORMS ARE POSSIBLE THROUGH MIDDAY.
  SCATTERED STORMS ARE THEN EXPECTED TO DEVELOP THIS AFTERNOON.
  AREAS SOUTH OF INTERSTATE 80 AND EAST OF INTERSTATE 57 APPEAR
  TO HAVE THE POTENTIAL FOR GREATER COVERAGE OF STORMS THIS
  AFTERNOON INTO TONIGHT...ALONG WITH THE GREATEST CHANCE OF
  HEAVY RAINFALL AND SEVERE WEATHER.

  DISCUSSION:

  SCATTERED THUNDERSTORMS HAVE DIMINISHED TO A FEW SHOWERS LATE
  THIS MORNING. REDEVELOPMENT OF SCATTERED STORMS IS EXPECTED
  THIS AFTERNOON...MAINLY ACROSS SOUTHEAST PORTIONS OF THE OUTLOOK
  AREA. STRENGTHENING WINDS ALOFT COULD RESULT IN SCATTERED SEVERE
  STORMS...CAPABLE OF STRONG WINDS AND HAIL. REGENERATING STORMS
  MOST CAPABLE OF VERY HEAVY RAINFALL AND POSSIBLE FLASH FLOODING
  WILL BE MOST FAVORED SOUTH OF INTERSTATE 80...ESPECIALLY THE AREAS
  THAT SAW VERY HEAVY RAINFALL THIS PAST SATURDAY NIGHT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE IS A CHANCE FOR THUNDERSTORMS EARLY TUESDAY MORNING FOR AREAS
SOUTH OF A PONTIAC TO RENSSELAER LINE.

ADDITIONAL THUNDERSTORM CHANCES WILL OCCUR LATER IN THE
WEEK...MAINLY ON WEDNESDAY NIGHT AND AGAIN FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

$$

LMZ740>745-021600-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
1058 AM CDT MON SEP 1 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

ISOLATED THUNDERSTORMS ARE POSSIBLE...SOME OF WHICH MAY PRODUCE
GUSTS IN EXCESS OF 30 KNOTS.

HIGH WINDS WILL LEAD TO CONDITIONS HAZARDOUS TO SMALL CRAFT FROM
MID MORNING THROUGH EARLY THIS EVENING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT THROUGH FRIDAY NIGHT...ESPECIALLY WEDNESDAY NIGHT AND
FRIDAY.

WINDS HAZARDOUS TO SMALL CRAFT MAY OCCUR THURSDAY. WINDS AND
WAVES
HAZARDOUS TO SMALL CRAFT MAY OCCUR FRIDAY NIGHT THROUGH SATURDAY
NIGHT.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-021600-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
1058 AM CDT MON SEP 1 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

SCATTERED THUNDERSTORMS ARE POSSIBLE...SOME OF WHICH MAY PRODUCE
GUSTS IN EXCESS OF 30 KNOTS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT THROUGH FRIDAY NIGHT.

&&

$$

RATZER

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO









000
FLUS43 KLOT 010931
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
431 AM CDT MON SEP 1 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
020945-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
431 AM CDT MON SEP 1 2014 /531 AM EDT MON SEP 1 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TODAY AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

   THUNDERSTORMS...SOME OF WHICH MAY PRODUCE...
    VERY HEAVY RAINFALL LEADING TO FLASH FLOODING.
    WIND GUSTS IN EXCESS OF 60 MPH.
    HAIL TO GREATER THAN ONE INCH IN DIAMETER.

  AREAS AFFECTED AND TIMING:

  SCATTERED STORMS ARE POSSIBLE THIS MORNING. REDEVELOPMENT OF
  SCATTERED STORMS IS EXPECTED THIS AFTERNOON. AREAS SOUTH OF
  INTERSTATE 80 LOOK TO HAVE THE POTENTIAL FOR GREATER COVERAGE OF
  STORMS THIS AFTERNOON INTO TONIGHT...WHEN THEY WOULD HAVE THE
  BETTER ABILITY FOR HEAVY RAINFALL AND SEVERE WEATHER.

  DISCUSSION:

  SCATTERED STORMS THIS MORNING ARE POSSIBLE WHICH WILL BE MOVING
  NORTHEAST ACROSS THE AREA. THE SEVERE WEATHER THREAT WITH THESE
  APPEAR MINIMAL...HOWEVER LOCALLY HEAVY RAINFALL AND ISOLATED
  STRONG WINDS...POSSIBLY UP TO NEAR 60 MPH...ARE PROBABLE WITH
  ANY STORMS. REDEVELOPMENT OF SCATTERED STORMS IS EXPECTED THIS
  AFTERNOON. STRENGTHENING WINDS ALOFT IN THE ATMOSPHERE COULD
  PRESENT SCATTERED SEVERE STORMS...CAPABLE OF STRONG WINDS AND
  HAIL. REGENERATING STORMS MOST CAPABLE OF VERY HEAVY RAINFALL
  AND POSSIBLE FLASH FLOODING WILL BE MOST FAVORED SOUTH OF
  INTERSTATE 80...ESPECIALLY THE AREAS THAT SAW VERY HEAVY
  RAINFALL THIS PAST SATURDAY NIGHT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE IS A CHANCE FOR THUNDERSTORMS EARLY TUESDAY FOR AREAS SOUTH
OF A PONTIAC TO RENSSELAER LINE.

ADDITIONAL THUNDERSTORM CHANCES WILL OCCUR LATER IN THE
WEEK...MAINLY ON WEDNESDAY NIGHT AND AGAIN FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS MAY BE NEEDED THIS AFTERNOON AND EVENING.

&&

$$

LMZ740>745-020945-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
431 AM CDT MON SEP 1 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT.

SCATTERED THUNDERSTORMS ARE POSSIBLE...SOME OF WHICH MAY PRODUCE
GUSTS IN EXCESS OF 50 KNOTS.

HIGH WINDS WILL LEAD TO CONDITIONS HAZARDOUS TO SMALL CRAFT FROM
MID MORNING THROUGH EARLY THIS EVENING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT THROUGH FRIDAY NIGHT...ESPECIALLY WEDNESDAY NIGHT AND
FRIDAY.

WINDS HAZARDOUS TO SMALL CRAFT MAY OCCUR THURSDAY. WINDS AND WAVES
HAZARDOUS TO SMALL CRAFT MAY OCCUR FRIDAY NIGHT THROUGH SATURDAY
NIGHT.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-020945-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
431 AM CDT MON SEP 1 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT.

SCATTERED THUNDERSTORMS ARE POSSIBLE...SOME OF WHICH MAY PRODUCE
GUSTS IN EXCESS OF 50 KNOTS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT THROUGH FRIDAY NIGHT.

&&

$$

MTF

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO







000
FLUS43 KLOT 312007
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
307 PM CDT SUN AUG 31 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
012015-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
307 PM CDT SUN AUG 31 2014 /407 PM EDT SUN AUG 31 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THUNDERSTORMS ARE EXPECTED MONDAY INTO EARLY TUESDAY. SOME OF
THESE STORMS COULD BE SEVERE...ESPECIALLY ON MONDAY. THESE STORMS
WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY RAINFALL...WHICH
COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY NIGHT AND THURSDAY...WITH BETTER CHANCES OF
THUNDERSTORMS THURSDAY NIGHT THROUGH FRIDAY NIGHT...AND
POTENTIALLY INTO EARLY SATURDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

$$

LMZ740>745-012015-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
307 PM CDT SUN AUG 31 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

HIGH WINDS WILL LEAD TO CONDITIONS HAZARDOUS TO SMALL CRAFT MONDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY MONDAY AFTERNOON.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
ON WEDNESDAY NIGHT...WITH BETTER CHANCES OF THUNDERSTORMS THURSDAY
THROUGH FRIDAY NIGHT ...AND POTENTIALLY INTO EARLY SATURDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-012015-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
307 PM CDT SUN AUG 31 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT THROUGH FRIDAY NIGHT.

&&

$$

JEE

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO








000
FLUS43 KLOT 312007
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
307 PM CDT SUN AUG 31 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
012015-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
307 PM CDT SUN AUG 31 2014 /407 PM EDT SUN AUG 31 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THUNDERSTORMS ARE EXPECTED MONDAY INTO EARLY TUESDAY. SOME OF
THESE STORMS COULD BE SEVERE...ESPECIALLY ON MONDAY. THESE STORMS
WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY RAINFALL...WHICH
COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY NIGHT AND THURSDAY...WITH BETTER CHANCES OF
THUNDERSTORMS THURSDAY NIGHT THROUGH FRIDAY NIGHT...AND
POTENTIALLY INTO EARLY SATURDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

$$

LMZ740>745-012015-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
307 PM CDT SUN AUG 31 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

HIGH WINDS WILL LEAD TO CONDITIONS HAZARDOUS TO SMALL CRAFT MONDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY MONDAY AFTERNOON.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
ON WEDNESDAY NIGHT...WITH BETTER CHANCES OF THUNDERSTORMS THURSDAY
THROUGH FRIDAY NIGHT ...AND POTENTIALLY INTO EARLY SATURDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-012015-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
307 PM CDT SUN AUG 31 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT THROUGH FRIDAY NIGHT.

&&

$$

JEE

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO









000
FLUS43 KLOT 311520
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1020 AM CDT SUN AUG 31 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
011530-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
1020 AM CDT SUN AUG 31 2014 /1120 AM EDT SUN AUG 31 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE...ESPECIALLY ON
MONDAY. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY
RAINFALL...WHICH COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
THURSDAY...WITH BETTER CHANCES OF THUNDERSTORMS LATE FRIDAY AND
FRIDAY NIGHT...AND POTENTIALLY INTO EARLY SATURDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

$$

LMZ740>745-011530-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
1020 AM CDT SUN AUG 31 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

A SMALL CRAFT ADVISORY WILL LIKELY BE NEEDED FOR HIGH WINDS
MONDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY MONDAY AFTERNOON.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
ON THURSDAY...WITH BETTER CHANCES OF THUNDERSTORMS LATE FRIDAY
AND
FRIDAY NIGHT...AND POTENTIALLY INTO EARLY SATURDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-011530-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
1020 AM CDT SUN AUG 31 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT
THROUGH SATURDAY.

&&

$$

JEE

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO







000
FLUS43 KLOT 311520
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1020 AM CDT SUN AUG 31 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
011530-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
1020 AM CDT SUN AUG 31 2014 /1120 AM EDT SUN AUG 31 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE...ESPECIALLY ON
MONDAY. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY
RAINFALL...WHICH COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
THURSDAY...WITH BETTER CHANCES OF THUNDERSTORMS LATE FRIDAY AND
FRIDAY NIGHT...AND POTENTIALLY INTO EARLY SATURDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

$$

LMZ740>745-011530-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
1020 AM CDT SUN AUG 31 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

A SMALL CRAFT ADVISORY WILL LIKELY BE NEEDED FOR HIGH WINDS
MONDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY MONDAY AFTERNOON.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
ON THURSDAY...WITH BETTER CHANCES OF THUNDERSTORMS LATE FRIDAY
AND
FRIDAY NIGHT...AND POTENTIALLY INTO EARLY SATURDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-011530-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
1020 AM CDT SUN AUG 31 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT
THROUGH SATURDAY.

&&

$$

JEE

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO






000
FLUS43 KLOT 310909
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
409 AM CDT SUN AUG 31 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
010915-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
409 AM CDT SUN AUG 31 2014 /509 AM EDT SUN AUG 31 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE...ESPECIALLY ON
MONDAY. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY
RAINFALL...WHICH COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
THURSDAY...WITH BETTER CHANCES OF THUNDERSTORMS LATE FRIDAY AND
FRIDAY NIGHT...AND POTENTIALLY INTO EARLY SATURDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

$$

LMZ740>745-010915-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
409 AM CDT SUN AUG 31 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

A SMALL CRAFT ADVISORY MAY BE NEEDED FOR HIGH WINDS
MONDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY MONDAY AFTERNOON.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
ON THURSDAY...WITH BETTER CHANCES OF THUNDERSTORMS LATE FRIDAY AND
FRIDAY NIGHT...AND POTENTIALLY INTO EARLY SATURDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-010915-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
409 AM CDT SUN AUG 31 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY NIGHT
THROUGH SATURDAY.

&&

$$

KJB

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO






000
FLUS43 KLOT 310909
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
409 AM CDT SUN AUG 31 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
010915-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
409 AM CDT SUN AUG 31 2014 /509 AM EDT SUN AUG 31 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE...ESPECIALLY ON
MONDAY. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY
RAINFALL...WHICH COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
THURSDAY...WITH BETTER CHANCES OF THUNDERSTORMS LATE FRIDAY AND
FRIDAY NIGHT...AND POTENTIALLY INTO EARLY SATURDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

$$

LMZ740>745-010915-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
409 AM CDT SUN AUG 31 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

A SMALL CRAFT ADVISORY MAY BE NEEDED FOR HIGH WINDS
MONDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY MONDAY AFTERNOON.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
ON THURSDAY...WITH BETTER CHANCES OF THUNDERSTORMS LATE FRIDAY AND
FRIDAY NIGHT...AND POTENTIALLY INTO EARLY SATURDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-010915-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
409 AM CDT SUN AUG 31 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY NIGHT
THROUGH SATURDAY.

&&

$$

KJB

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO







000
FLUS43 KLOT 310051 AAA
HWOLOT

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
751 PM CDT SAT AUG 30 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
010100-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
751 PM CDT SAT AUG 30 2014 /851 PM EDT SAT AUG 30 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TONIGHT.

  WEATHER HAZARDS EXPECTED:

   THUNDERSTORMS...SOME OF WHICH MAY PRODUCE:
    ISOLATED WIND GUSTS TO 50 MPH.
    TORRENTIAL DOWNPOURS.
    CLOUD TO GROUND LIGHTNING.

  AREAS AFFECTED AND TIMING:

  SCATTERED THUNDERSTORMS ARE EXPECTED THIS EVENING ALONG AND EAST
  OF INTERSTATE 55 AND GENERALLY SOUTH OF INTERSTATE 80.

  DISCUSSION:

AN UPPER LEVEL WAVE IS OVER WISCONSIN AND FAR NW ILLINOIS WHILE A
COLD FRONT STRETCHES FROM NORTHEAST WISCONSIN THROUGH NORTH
CENTRAL ILLINOIS INTO CENTRAL MISSOURI. INSTABILITY IS MAXIMIZED
AHEAD OF THIS BOUNDARY ALONG WITH MOISTURE CONTENT. A STORM OR TWO MAY
PULSE UP TO SEVERE LIMITS AND PRODUCE SEVERE WIND GUSTS...BUT IN
GENERAL EXPECTING STORMS TO PRODUCE WIND GUSTS UP TO 50 MPH. THE
OTHER CONCERN IS HIGH MOISTURE CONTENT LEADING TO TORRENTIAL
DOWNPOURS. LOCALIZED FLOODING IS POSSIBLE PRIMARILY SOUTHEAST OF
INTERSTATE 55 ALONG THE INTERSTATE 57 CORRIDOR IN FORD AND
IROQUOIS COUNTIES.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE...ESPECIALLY ON
MONDAY. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY
RAINFALL...WHICH COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY NIGHT AND THURSDAY...WITH A BETTER CHANCE OF
THUNDERSTORMS ON FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS MAY BE NEEDED THIS EVENING ALONG AND EAST OF INTERSTATE 57.

&&

$$

LMZ740>745-010100-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
751 PM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...TONIGHT.

STRONG WINDS WILL LEAD TO SMALL CRAFT ADVISORY CONDITIONS THROUGH
EARLY EVENING.

THERE IS A CHANCE FOR THUNDERSTORMS THROUGH THIS EVENING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

A SMALL CRAFT ADVISORY WILL LIKELY BE NEEDED FOR HIGH WINDS
MONDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY MONDAY AFTERNOON.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY AND THURSDAY...WITH A BETTER CHANCE OF THUNDERSTORMS
THURSDAY NIGHT THROUGH FRIDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-010100-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
751 PM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...TONIGHT.

ISOLATED THUNDERSTORMS ARE POSSIBLE TONIGHT OVER THE FAR SOUTHERN
END OF THE LAKE.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
THROUGH FRIDAY.

&&

$$

KMD

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO








000
FLUS43 KLOT 310051 AAA
HWOLOT

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
751 PM CDT SAT AUG 30 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
010100-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
751 PM CDT SAT AUG 30 2014 /851 PM EDT SAT AUG 30 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TONIGHT.

  WEATHER HAZARDS EXPECTED:

   THUNDERSTORMS...SOME OF WHICH MAY PRODUCE:
    ISOLATED WIND GUSTS TO 50 MPH.
    TORRENTIAL DOWNPOURS.
    CLOUD TO GROUND LIGHTNING.

  AREAS AFFECTED AND TIMING:

  SCATTERED THUNDERSTORMS ARE EXPECTED THIS EVENING ALONG AND EAST
  OF INTERSTATE 55 AND GENERALLY SOUTH OF INTERSTATE 80.

  DISCUSSION:

AN UPPER LEVEL WAVE IS OVER WISCONSIN AND FAR NW ILLINOIS WHILE A
COLD FRONT STRETCHES FROM NORTHEAST WISCONSIN THROUGH NORTH
CENTRAL ILLINOIS INTO CENTRAL MISSOURI. INSTABILITY IS MAXIMIZED
AHEAD OF THIS BOUNDARY ALONG WITH MOISTURE CONTENT. A STORM OR TWO MAY
PULSE UP TO SEVERE LIMITS AND PRODUCE SEVERE WIND GUSTS...BUT IN
GENERAL EXPECTING STORMS TO PRODUCE WIND GUSTS UP TO 50 MPH. THE
OTHER CONCERN IS HIGH MOISTURE CONTENT LEADING TO TORRENTIAL
DOWNPOURS. LOCALIZED FLOODING IS POSSIBLE PRIMARILY SOUTHEAST OF
INTERSTATE 55 ALONG THE INTERSTATE 57 CORRIDOR IN FORD AND
IROQUOIS COUNTIES.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE...ESPECIALLY ON
MONDAY. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY
RAINFALL...WHICH COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY NIGHT AND THURSDAY...WITH A BETTER CHANCE OF
THUNDERSTORMS ON FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS MAY BE NEEDED THIS EVENING ALONG AND EAST OF INTERSTATE 57.

&&

$$

LMZ740>745-010100-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
751 PM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...TONIGHT.

STRONG WINDS WILL LEAD TO SMALL CRAFT ADVISORY CONDITIONS THROUGH
EARLY EVENING.

THERE IS A CHANCE FOR THUNDERSTORMS THROUGH THIS EVENING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

A SMALL CRAFT ADVISORY WILL LIKELY BE NEEDED FOR HIGH WINDS
MONDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY MONDAY AFTERNOON.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY AND THURSDAY...WITH A BETTER CHANCE OF THUNDERSTORMS
THURSDAY NIGHT THROUGH FRIDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-010100-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
751 PM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...TONIGHT.

ISOLATED THUNDERSTORMS ARE POSSIBLE TONIGHT OVER THE FAR SOUTHERN
END OF THE LAKE.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
THROUGH FRIDAY.

&&

$$

KMD

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO







000
FLUS43 KLOT 302029 CCA
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM CDT SAT AUG 30 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
312000-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
300 PM CDT SAT AUG 30 2014 /400 PM EDT SAT AUG 30 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

   THUNDERSTORMS...SOME OF WHICH MAY PRODUCE:
    -ISOLATED WIND GUSTS TO 50 MPH.
    -TORRENTIAL DOWNPOURS.
    -CLOUD TO GROUND LIGHTNING.

  AREAS AFFECTED AND TIMING:

  ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE NORTHWEST OF
  INTERSTATE 55 THROUGH LATE THIS AFTERNOON. AREAS ALONG AND EAST
  OF INTERSTATE 55 WILL SEE MORE WIDESPREAD THUNDERSTORM COVERAGE
  THROUGH TONIGHT.

  DISCUSSION:


AN UPPER LEVEL WAVE IS OVER WISCONSIN AND CENTRAL IOWA WHILE A
COLD FRONT STRETCHES FROM NORTHEAST WISCONSIN THROUGH EASTERN
IOWA. THE OTHER FOCUS FOR STORMS IS A CONVERGENCE BOUNDARY
STRETCHING FROM VALPO THROUGH PONTIAC. INSTABILITY IS MAXIMIZED
ALONG THIS BOUNDARY ALONG WITH MOISTURE CONTENT. A STORM OR TWO
MAY PULSE UP TO SEVERE LIMITS AND PRODUCE SEVERE WIND GUSTS...BUT
IN GENERAL EXPECTING STORMS TO PRODUCE WIND GUSTS UP TO 50 MPH. THE
OTHER CONCERN IS HIGH MOISTURE CONTENT LEADING TO TORRENTIAL
DOWNPOURS. FLASH FLOODING IS POSSIBLE PRIMARILY SOUTHEAST OF
INTERSTATE 55.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE...ESPECIALLY ON
MONDAY. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY
RAINFALL...WHICH COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY NIGHT AND THURSDAY...WITH A BETTER CHANCE OF
THUNDERSTORMS ON FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS MAY BE NEEDED THROUGH THIS EVENING ALONG AND EAST OF
INTERSTATE 57.

&&

$$

LMZ740>745-312000-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
300 PM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

STRONG WINDS WILL LEAD TO SMALL CRAFT ADVISORY CONDITIONS THROUGH
THIS EVENING.

THERE IS A CHANCE FOR THUNDERSTORMS THROUGH THIS EVENING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

A SMALL CRAFT ADVISORY WILL LIKELY BE NEEDED FOR HIGH WINDS
MONDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY MONDAY AFTERNOON.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY AND THURSDAY...WITH A BETTER CHANCE OF THUNDERSTORMS
THURSDAY NIGHT THROUGH FRIDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-312000-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
300 PM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THUNDERSTORMS ARE EXPECTED OVER THE LAKE THIS AFTERNOON WITH THE
GREATEST CONCENTRATION OVER THE NORTHERN END OF THE LAKE. ISOLATED
TO SCATTERED THUNDERSTORMS ARE THEN EXPECTED TONIGHT OVER THE
SOUTHERN END OF THE LAKE.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
THROUGH FRIDAY.

&&

$$

JEE

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO









000
FLUS43 KLOT 302029 CCA
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM CDT SAT AUG 30 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
312000-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
300 PM CDT SAT AUG 30 2014 /400 PM EDT SAT AUG 30 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

   THUNDERSTORMS...SOME OF WHICH MAY PRODUCE:
    -ISOLATED WIND GUSTS TO 50 MPH.
    -TORRENTIAL DOWNPOURS.
    -CLOUD TO GROUND LIGHTNING.

  AREAS AFFECTED AND TIMING:

  ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE NORTHWEST OF
  INTERSTATE 55 THROUGH LATE THIS AFTERNOON. AREAS ALONG AND EAST
  OF INTERSTATE 55 WILL SEE MORE WIDESPREAD THUNDERSTORM COVERAGE
  THROUGH TONIGHT.

  DISCUSSION:


AN UPPER LEVEL WAVE IS OVER WISCONSIN AND CENTRAL IOWA WHILE A
COLD FRONT STRETCHES FROM NORTHEAST WISCONSIN THROUGH EASTERN
IOWA. THE OTHER FOCUS FOR STORMS IS A CONVERGENCE BOUNDARY
STRETCHING FROM VALPO THROUGH PONTIAC. INSTABILITY IS MAXIMIZED
ALONG THIS BOUNDARY ALONG WITH MOISTURE CONTENT. A STORM OR TWO
MAY PULSE UP TO SEVERE LIMITS AND PRODUCE SEVERE WIND GUSTS...BUT
IN GENERAL EXPECTING STORMS TO PRODUCE WIND GUSTS UP TO 50 MPH. THE
OTHER CONCERN IS HIGH MOISTURE CONTENT LEADING TO TORRENTIAL
DOWNPOURS. FLASH FLOODING IS POSSIBLE PRIMARILY SOUTHEAST OF
INTERSTATE 55.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE...ESPECIALLY ON
MONDAY. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY
RAINFALL...WHICH COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY NIGHT AND THURSDAY...WITH A BETTER CHANCE OF
THUNDERSTORMS ON FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS MAY BE NEEDED THROUGH THIS EVENING ALONG AND EAST OF
INTERSTATE 57.

&&

$$

LMZ740>745-312000-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
300 PM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

STRONG WINDS WILL LEAD TO SMALL CRAFT ADVISORY CONDITIONS THROUGH
THIS EVENING.

THERE IS A CHANCE FOR THUNDERSTORMS THROUGH THIS EVENING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

A SMALL CRAFT ADVISORY WILL LIKELY BE NEEDED FOR HIGH WINDS
MONDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY MONDAY AFTERNOON.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY AND THURSDAY...WITH A BETTER CHANCE OF THUNDERSTORMS
THURSDAY NIGHT THROUGH FRIDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-312000-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
300 PM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THUNDERSTORMS ARE EXPECTED OVER THE LAKE THIS AFTERNOON WITH THE
GREATEST CONCENTRATION OVER THE NORTHERN END OF THE LAKE. ISOLATED
TO SCATTERED THUNDERSTORMS ARE THEN EXPECTED TONIGHT OVER THE
SOUTHERN END OF THE LAKE.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
THROUGH FRIDAY.

&&

$$

JEE

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO








000
FLUS43 KLOT 302000
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM CDT SAT AUG 30 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
312000-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
300 PM CDT SAT AUG 30 2014 /400 PM EDT SAT AUG 30 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

   THUNDERSTORMS...SOME OF WHICH MAY PRODUCE:
    -ISOLATED WIND GUSTS TO 50 MPH.
    -TORRENTIAL DOWNPOURS.
    -CLOUD TO GROUND LIGHTNING.

  AREAS AFFECTED AND TIMING:

  ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE NORTHWEST OF
  INTERSTATE 55 THROUGH LATE THIS AFTERNOON. AREAS ALONG AND EAST
  OF INTERSTATE 55 WILL SEE MORE WIDESPREAD THUNDERSTORM COVERAGE
  THROUGH TONIGHT.

  DISCUSSION:


AN UPPER LEVEL WAVE IS OVER WISCONSIN AND CENTRAL IOWA WHILE A
COLD FRONT STRETCHES FROM NORTHEAST WISCONSIN THROUGH EASTERN
IOWA. THE OTHER FOCUS FOR STORMS IS A CONVERGENCE BOUNDARY
STRETCHING FROM VALPO THOUGH PONTIAC. INSTABILITY IS MAXIMIZED
ALONG THIS BOUNDARY ALONG WITH MOISTURE CONTENT. A STORM OR TWO
MAY PULSE UP TO SEVERE LIMITS AND PRODUCE SEVERE WIND GUSTS...BUT
IN GENERAL EXPECTING STORMS TO PRODUCE WIND GUSTS UP TO 50 MPH. THE
OTHER CONCERN IS HIGH MOISTURE CONTENT LEADING TO TORRENTIAL
DOWNPOURS. FLASH FLOODING IS POSSIBLE PRIMARILY SOUTHEAST OF
INTERSTATE 55.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE...ESPECIALLY ON
MONDAY. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY
RAINFALL...WHICH COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY NIGHT AND THURSDAY...WITH A BETTER CHANCE OF
THUNDERSTORMS ON FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS MAY BE NEEDED THROUGH THIS EVENING ALONG AND EAST OF
INTERSTATE 57.

&&

$$

LMZ740>745-312000-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
300 PM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

STRONG WINDS WILL LEAD TO SMALL CRAFT ADVISORY CONDITIONS THROUGH
THIS EVENING.

THERE IS A CHANCE FOR THUNDERSTORMS THROUGH THIS EVENING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

A SMALL CRAFT ADVISORY WILL LIKELY BE NEEDED FOR HIGH WINDS
MONDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY MONDAY AFTERNOON.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY AND THURSDAY...WITH A BETTER CHANCE OF THUNDERSTORMS
THURSDAY NIGHT THROUGH FRIDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-312000-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
300 PM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THUNDERSTORMS ARE EXPECTED OVER THE LAKE THIS AFTERNOON WITH THE
GREATEST CONCENTRATION OVER THE NORTHERN END OF THE LAKE. ISOLATED
TO SCATTERED THUNDERSTORMS ARE THEN EXPECTED TONIGHT OVER THE
SOUTHERN END OF THE LAKE.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
THROUGH FRIDAY.

&&

$$

JEE

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO





000
FLUS43 KLOT 302000
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM CDT SAT AUG 30 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
312000-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
300 PM CDT SAT AUG 30 2014 /400 PM EDT SAT AUG 30 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

   THUNDERSTORMS...SOME OF WHICH MAY PRODUCE:
    -ISOLATED WIND GUSTS TO 50 MPH.
    -TORRENTIAL DOWNPOURS.
    -CLOUD TO GROUND LIGHTNING.

  AREAS AFFECTED AND TIMING:

  ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE NORTHWEST OF
  INTERSTATE 55 THROUGH LATE THIS AFTERNOON. AREAS ALONG AND EAST
  OF INTERSTATE 55 WILL SEE MORE WIDESPREAD THUNDERSTORM COVERAGE
  THROUGH TONIGHT.

  DISCUSSION:


AN UPPER LEVEL WAVE IS OVER WISCONSIN AND CENTRAL IOWA WHILE A
COLD FRONT STRETCHES FROM NORTHEAST WISCONSIN THROUGH EASTERN
IOWA. THE OTHER FOCUS FOR STORMS IS A CONVERGENCE BOUNDARY
STRETCHING FROM VALPO THOUGH PONTIAC. INSTABILITY IS MAXIMIZED
ALONG THIS BOUNDARY ALONG WITH MOISTURE CONTENT. A STORM OR TWO
MAY PULSE UP TO SEVERE LIMITS AND PRODUCE SEVERE WIND GUSTS...BUT
IN GENERAL EXPECTING STORMS TO PRODUCE WIND GUSTS UP TO 50 MPH. THE
OTHER CONCERN IS HIGH MOISTURE CONTENT LEADING TO TORRENTIAL
DOWNPOURS. FLASH FLOODING IS POSSIBLE PRIMARILY SOUTHEAST OF
INTERSTATE 55.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE...ESPECIALLY ON
MONDAY. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY
RAINFALL...WHICH COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY NIGHT AND THURSDAY...WITH A BETTER CHANCE OF
THUNDERSTORMS ON FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS MAY BE NEEDED THROUGH THIS EVENING ALONG AND EAST OF
INTERSTATE 57.

&&

$$

LMZ740>745-312000-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
300 PM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

STRONG WINDS WILL LEAD TO SMALL CRAFT ADVISORY CONDITIONS THROUGH
THIS EVENING.

THERE IS A CHANCE FOR THUNDERSTORMS THROUGH THIS EVENING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

A SMALL CRAFT ADVISORY WILL LIKELY BE NEEDED FOR HIGH WINDS
MONDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY MONDAY AFTERNOON.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY AND THURSDAY...WITH A BETTER CHANCE OF THUNDERSTORMS
THURSDAY NIGHT THROUGH FRIDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-312000-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
300 PM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THUNDERSTORMS ARE EXPECTED OVER THE LAKE THIS AFTERNOON WITH THE
GREATEST CONCENTRATION OVER THE NORTHERN END OF THE LAKE. ISOLATED
TO SCATTERED THUNDERSTORMS ARE THEN EXPECTED TONIGHT OVER THE
SOUTHERN END OF THE LAKE.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO TUESDAY
MORNING. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 50 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
THROUGH FRIDAY.

&&

$$

JEE

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO






000
FLUS43 KLOT 301529
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1029 AM CDT SAT AUG 30 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
311530-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
1029 AM CDT SAT AUG 30 2014 /1129 AM EDT SAT AUG 30 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

   THUNDERSTORMS...SOME OF WHICH MAY PRODUCE:
    -ISOLATED WIND GUSTS TO 50 MPH.
    -TORRENTIAL DOWNPOURS.
    -CLOUD TO GROUND LIGHTNING.

  AREAS AFFECTED AND TIMING:

  SOME WIDELY SCATTERED THUNDERSTORMS WILL INCREASE IN COVERAGE
  INTO THE EARLY AFTERNOON HOURS MOSTLY WEST OF A GARY INDIANA TO
  GIBSON CITY ILLINOIS LINE. THEN A LINE OF THUNDERSTORMS IS
  EXPECTED TO FORM ALONG A CHICAGO TO PONTIAC ILLINOIS LINE
  EARLY THIS AFTERNOON. THE LINE OF STORMS WILL THEN SLOWLY PUSH
  EAST THROUGH THIS EVENING.

  DISCUSSION:

  AN UPPER LEVEL WAVE IS OVER SOUTHEAST MINNESOTA AND WISCONSIN
  WHILE A COLD FRONT STRETCHES FROM NORTHEAST WISCONSIN THROUGH
  SOUTH CENTRAL IOWA. SCATTERED THUNDERSTORMS ARE EXPECTED INTO
  EARLY THIS AFTERNOON. AS THE COLD FRONT MOVES INTO THE
  REGION...STORMS WILL FIRE ALONG IT. THE STRONGEST STORMS ARE
  EXPECTED ALONG THE COLD FRONT AND THOSE STORMS WILL BE CAPABLE
  OF PRODUCING WIND GUSTS TO 50 MPH. OTHERWISE ALL STORMS WILL
  PRODUCE LIGHTNING AND TORRENTIAL DOWNPOURS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE...ESPECIALLY ON
MONDAY. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY
RAINFALL...WHICH COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY NIGHT AND THURSDAY...WITH A BETTER CHANCE OF
THUNDERSTORMS ON FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

$$

LMZ740>745-311530-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
1029 AM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THERE IS A CHANCE FOR THUNDERSTORMS THROUGH THIS EVENING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 40 KT...ESPECIALLY ON MONDAY.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY NIGHT AND THURSDAY...WITH A BETTER CHANCE OF
THUNDERSTORMS ON FRIDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-311530-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
1029 AM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THERE IS A CHANCE OF THUNDERSTORMS THROUGH TONIGHT WITH NUMEROUS
THUNDERSTORMS EXPECTED OVER THE NORTHERN HALF OF THE LAKE THIS
AFTERNOON.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 40 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT THROUGH FRIDAY.

&&

$$

JEE

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO






000
FLUS43 KLOT 301529
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1029 AM CDT SAT AUG 30 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
311530-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
1029 AM CDT SAT AUG 30 2014 /1129 AM EDT SAT AUG 30 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

   THUNDERSTORMS...SOME OF WHICH MAY PRODUCE:
    -ISOLATED WIND GUSTS TO 50 MPH.
    -TORRENTIAL DOWNPOURS.
    -CLOUD TO GROUND LIGHTNING.

  AREAS AFFECTED AND TIMING:

  SOME WIDELY SCATTERED THUNDERSTORMS WILL INCREASE IN COVERAGE
  INTO THE EARLY AFTERNOON HOURS MOSTLY WEST OF A GARY INDIANA TO
  GIBSON CITY ILLINOIS LINE. THEN A LINE OF THUNDERSTORMS IS
  EXPECTED TO FORM ALONG A CHICAGO TO PONTIAC ILLINOIS LINE
  EARLY THIS AFTERNOON. THE LINE OF STORMS WILL THEN SLOWLY PUSH
  EAST THROUGH THIS EVENING.

  DISCUSSION:

  AN UPPER LEVEL WAVE IS OVER SOUTHEAST MINNESOTA AND WISCONSIN
  WHILE A COLD FRONT STRETCHES FROM NORTHEAST WISCONSIN THROUGH
  SOUTH CENTRAL IOWA. SCATTERED THUNDERSTORMS ARE EXPECTED INTO
  EARLY THIS AFTERNOON. AS THE COLD FRONT MOVES INTO THE
  REGION...STORMS WILL FIRE ALONG IT. THE STRONGEST STORMS ARE
  EXPECTED ALONG THE COLD FRONT AND THOSE STORMS WILL BE CAPABLE
  OF PRODUCING WIND GUSTS TO 50 MPH. OTHERWISE ALL STORMS WILL
  PRODUCE LIGHTNING AND TORRENTIAL DOWNPOURS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE...ESPECIALLY ON
MONDAY. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY
RAINFALL...WHICH COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY NIGHT AND THURSDAY...WITH A BETTER CHANCE OF
THUNDERSTORMS ON FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

$$

LMZ740>745-311530-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
1029 AM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THERE IS A CHANCE FOR THUNDERSTORMS THROUGH THIS EVENING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 40 KT...ESPECIALLY ON MONDAY.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS
WEDNESDAY NIGHT AND THURSDAY...WITH A BETTER CHANCE OF
THUNDERSTORMS ON FRIDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-311530-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
1029 AM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THERE IS A CHANCE OF THUNDERSTORMS THROUGH TONIGHT WITH NUMEROUS
THUNDERSTORMS EXPECTED OVER THE NORTHERN HALF OF THE LAKE THIS
AFTERNOON.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 40 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT THROUGH FRIDAY.

&&

$$

JEE

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO





000
FLUS43 KLOT 300927
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
427 AM CDT SAT AUG 30 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
310930-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
427 AM CDT SAT AUG 30 2014 /527 AM EDT SAT AUG 30 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TODAY AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

   THUNDERSTORMS...SOME OF WHICH MAY PRODUCE:
    -ISOLATED WIND GUSTS TO 50 MPH.
    -TORRENTIAL DOWNPOURS.
    -CLOUD TO GROUND LIGHTNING.

  AREAS AFFECTED AND TIMING:

   SOME WIDELY SCATTERED THUNDERSTORMS ARE POSSIBLE THIS MORNING.
   HOWEVER...MORE SUBSTANTIAL SCATTERED THUNDERSTORMS ARE EXPECTED
   ACROSS PORTIONS OF NORTHERN ILLINOIS AND NORTHWESTERN INDIANA
   THIS AFTERNOON AND EVENING. THE BEST CHANCES FOR STORMS WILL BE
   ALONG AND SOUTH OF A CHICAGO TO OTTAWA LINE.

  DISCUSSION:

   A SERIES OF UPPER LEVEL DISTURBANCES WILL INTERACT WITH A WARM
   AND VERY MOIST ATMOSPHERE ACROSS THE AREA THIS
   AFTERNOON...LEADING TO THE DEVELOPMENT OF SCATTERED SHOWERS AND
   THUNDERSTORMS. IT APPEARS THE BEST CHANCES FOR THUNDERSTORM
   DEVELOPMENT THIS AFTERNOON WILL BE ROUGHLY ALONG AND SOUTH OF A
   LINE FROM CHICAGO TO OTTAWA. ALTHOUGH THE THREAT OF WIDESPREAD
   SEVERE STORMS IS LOW...SOME OF THE STRONGEST STORMS COULD
   PRODUCE ISOLATED WIND GUSTS IN EXCESS OF 50 MPH AND TORRENTIAL
   DOWNPOURS.


.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE...ESPECIALLY ON
MONDAY. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY
RAINFALL...WHICH COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT AND THURSDAY...WITH A BETTER CHANCE OF THUNDERSTORMS ON
FRIDAY.


.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

$$

LMZ740>745-310930-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
427 AM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT.

THERE IS A CHANCE FOR THUNDERSTORMS THROUGH THIS EVENING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 40 KT...ESPECIALLY ON MONDAY.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT AND THURSDAY...WITH A BETTER CHANCE OF THUNDERSTORMS ON
FRIDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-310930-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
427 AM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT.

THERE IS A CHANCE OF THUNDERSTORMS THROUGH TONIGHT.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 40 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY NIGHT
THROUGH FRIDAY.

&&

$$

KJB

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO







000
FLUS43 KLOT 300927
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
427 AM CDT SAT AUG 30 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
310930-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
427 AM CDT SAT AUG 30 2014 /527 AM EDT SAT AUG 30 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TODAY AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

   THUNDERSTORMS...SOME OF WHICH MAY PRODUCE:
    -ISOLATED WIND GUSTS TO 50 MPH.
    -TORRENTIAL DOWNPOURS.
    -CLOUD TO GROUND LIGHTNING.

  AREAS AFFECTED AND TIMING:

   SOME WIDELY SCATTERED THUNDERSTORMS ARE POSSIBLE THIS MORNING.
   HOWEVER...MORE SUBSTANTIAL SCATTERED THUNDERSTORMS ARE EXPECTED
   ACROSS PORTIONS OF NORTHERN ILLINOIS AND NORTHWESTERN INDIANA
   THIS AFTERNOON AND EVENING. THE BEST CHANCES FOR STORMS WILL BE
   ALONG AND SOUTH OF A CHICAGO TO OTTAWA LINE.

  DISCUSSION:

   A SERIES OF UPPER LEVEL DISTURBANCES WILL INTERACT WITH A WARM
   AND VERY MOIST ATMOSPHERE ACROSS THE AREA THIS
   AFTERNOON...LEADING TO THE DEVELOPMENT OF SCATTERED SHOWERS AND
   THUNDERSTORMS. IT APPEARS THE BEST CHANCES FOR THUNDERSTORM
   DEVELOPMENT THIS AFTERNOON WILL BE ROUGHLY ALONG AND SOUTH OF A
   LINE FROM CHICAGO TO OTTAWA. ALTHOUGH THE THREAT OF WIDESPREAD
   SEVERE STORMS IS LOW...SOME OF THE STRONGEST STORMS COULD
   PRODUCE ISOLATED WIND GUSTS IN EXCESS OF 50 MPH AND TORRENTIAL
   DOWNPOURS.


.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE...ESPECIALLY ON
MONDAY. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY
RAINFALL...WHICH COULD LEAD TO LOCALIZED FLASH FLOODING.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT AND THURSDAY...WITH A BETTER CHANCE OF THUNDERSTORMS ON
FRIDAY.


.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

$$

LMZ740>745-310930-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
427 AM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT.

THERE IS A CHANCE FOR THUNDERSTORMS THROUGH THIS EVENING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 40 KT...ESPECIALLY ON MONDAY.

THERE WILL BE ADDITIONAL SLIGHT CHANCES FOR THUNDERSTORMS WEDNESDAY
NIGHT AND THURSDAY...WITH A BETTER CHANCE OF THUNDERSTORMS ON
FRIDAY.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-310930-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
427 AM CDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT.

THERE IS A CHANCE OF THUNDERSTORMS THROUGH TONIGHT.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THERE IS A GOOD CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY
TUESDAY. SOME OF THESE STORMS COULD BE SEVERE WITH WIND GUSTS IN
EXCESS OF 40 KT...ESPECIALLY ACROSS SOUTHERN LAKE MICHIGAN ON
MONDAY.

THERE WILL BE ADDITIONAL CHANCES FOR THUNDERSTORMS WEDNESDAY NIGHT
THROUGH FRIDAY.

&&

$$

KJB

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO








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