Home > Products > National Data >
000
FZUS61 KBUF 202050
GLFSL

FORECAST FOR THE SAINT LAWRENCE RIVER
INCLUDING THE THOUSAND ISLANDS REGION
NATIONAL WEATHER SERVICE BUFFALO NY
450 PM EDT SUN APR 20 2014

SLZ022-024-210315-
ST LAWRENCE RIVER FROM CAPE VINCENT TO ST REGIS
450 PM EDT SUN APR 20 2014

.TONIGHT...SOUTHWEST WINDS 10 KNOTS OR LESS. PARTLY TO MOSTLY
CLOUDY.
.MONDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
LATE.
.MONDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING SOUTH
10 KNOTS OR LESS. A CHANCE OF SHOWERS IN THE EVENING...THEN
SHOWERS LIKELY OVERNIGHT.
.TUESDAY...SOUTH WINDS 10 KNOTS OR LESS BECOMING NORTHWEST.
SHOWERS.
.TUESDAY NIGHT...NORTH WINDS 10 KNOTS OR LESS INCREASING TO 10 TO
15 KNOTS. A CHANCE OF RAIN SHOWERS.
.WEDNESDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING NORTHWEST. MOSTLY
CLOUDY...THEN CLEARING.
.THURSDAY...NORTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST.
MAINLY CLEAR...THEN BECOMING MOSTLY CLOUDY.
.FRIDAY...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. A
CHANCE OF RAIN SHOWERS.

$$

AR/HITCHCOCK






000
FZUS61 KBUF 202047
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
447 PM EDT SUN APR 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 30.5 INCH SFC HIGH ALONG THE EAST COAST WILL SLOWLY
DRIFT AWAY FROM THE NORTH EAST STARTING LATE TONIGHT AND MONDAY. A
COLD FRONT...ALONG WITH A SURFACE WAVE OF LOW PRESSURE AVERAGING
29.5 INCHES WILL MOVE ACROSS THE LOWER LAKES ON TUESDAY. FOLLOWING THE
COLD FRONTAL PASSAGE...AN AREA OF HIGH PRESSURE AVERAGING 30.2
INCHES WILL BUILD TOWARDS THE EAST GREAT LAKES WEDNESDAY AND
THURSDAY.

LOZ062-210330-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
447 PM EDT SUN APR 20 2014

.TONIGHT...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. WAVES
1 FOOT OR LESS.
.MONDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH. WAVES
1 FOOT OR LESS.
.MONDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. A
CHANCE OF SHOWERS IN THE EVENING...THEN SHOWERS OVERNIGHT. WAVES
1 FOOT OR LESS.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. SHOWERS IN THE MORNING...THEN SCATTERED SHOWERS IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST
10 TO 15 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. A
CHANCE OF RAIN SHOWERS THURSDAY NIGHT. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS. A CHANCE OF SHOWERS. WAVES 2 FEET OR LESS.

$$

LOZ063>065-210330-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
447 PM EDT SUN APR 20 2014

.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTH 15 TO
20 KNOTS. WAVES 1 TO 3 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. WAVES
1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS.
.MONDAY NIGHT...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTH.
SHOWERS LIKELY OVERNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS. SHOWERS. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTH. RAIN
SHOWERS LIKELY IN THE EVENING...THEN A CHANCE OF RAIN SHOWERS
OVERNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. A CHANCE OF RAIN SHOWERS DURING THE DAY. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
15 TO 20 KNOTS. WAVES 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING WEST 15 TO 20 KNOTS.
A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.

$$

LOZ061-210330-
MAFOR 2021/
ONTARIO WEST 1/2 12200 11300 11410 13500 11300. WAVES 2 FEET OR
LESS.

ONTARIO EAST 1/2 11210 11300 14410 11410 11300. WAVES 1 TO 3
FEET.

$$

AR/HITCHCOCK




000
FZUS61 KBUF 202047
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
447 PM EDT SUN APR 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 30.5 INCH SFC HIGH ALONG THE EAST COAST WILL SLOWLY
DRIFT AWAY FROM THE NORTH EAST STARTING LATE TONIGHT AND MONDAY. A
COLD FRONT...ALONG WITH A SURFACE WAVE OF LOW PRESSURE AVERAGING
29.5 INCHES WILL MOVE ACROSS THE LOWER LAKES ON TUESDAY. FOLLOWING THE
COLD FRONTAL PASSAGE...AN AREA OF HIGH PRESSURE AVERAGING 30.2
INCHES WILL BUILD TOWARDS THE EAST GREAT LAKES WEDNESDAY AND
THURSDAY.

LOZ062-210330-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
447 PM EDT SUN APR 20 2014

.TONIGHT...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. WAVES
1 FOOT OR LESS.
.MONDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH. WAVES
1 FOOT OR LESS.
.MONDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. A
CHANCE OF SHOWERS IN THE EVENING...THEN SHOWERS OVERNIGHT. WAVES
1 FOOT OR LESS.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. SHOWERS IN THE MORNING...THEN SCATTERED SHOWERS IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST
10 TO 15 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. A
CHANCE OF RAIN SHOWERS THURSDAY NIGHT. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS. A CHANCE OF SHOWERS. WAVES 2 FEET OR LESS.

$$

LOZ063>065-210330-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
447 PM EDT SUN APR 20 2014

.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTH 15 TO
20 KNOTS. WAVES 1 TO 3 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. WAVES
1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS.
.MONDAY NIGHT...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTH.
SHOWERS LIKELY OVERNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS. SHOWERS. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTH. RAIN
SHOWERS LIKELY IN THE EVENING...THEN A CHANCE OF RAIN SHOWERS
OVERNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. A CHANCE OF RAIN SHOWERS DURING THE DAY. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
15 TO 20 KNOTS. WAVES 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING WEST 15 TO 20 KNOTS.
A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.

$$

LOZ061-210330-
MAFOR 2021/
ONTARIO WEST 1/2 12200 11300 11410 13500 11300. WAVES 2 FEET OR
LESS.

ONTARIO EAST 1/2 11210 11300 14410 11410 11300. WAVES 1 TO 3
FEET.

$$

AR/HITCHCOCK




000
FZUS61 KBUF 202047
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
447 PM EDT SUN APR 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 30.5 INCH SFC HIGH ALONG THE EAST COAST WILL SLOWLY
DRIFT AWAY FROM THE NORTH EAST STARTING LATE TONIGHT AND MONDAY. A
COLD FRONT...ALONG WITH A SURFACE WAVE OF LOW PRESSURE AVERAGING
29.5 INCHES WILL MOVE ACROSS THE LOWER LAKES ON TUESDAY. FOLLOWING THE
COLD FRONTAL PASSAGE...AN AREA OF HIGH PRESSURE AVERAGING 30.2
INCHES WILL BUILD TOWARDS THE EAST GREAT LAKES WEDNESDAY AND
THURSDAY.

LOZ062-210330-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
447 PM EDT SUN APR 20 2014

.TONIGHT...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. WAVES
1 FOOT OR LESS.
.MONDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH. WAVES
1 FOOT OR LESS.
.MONDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. A
CHANCE OF SHOWERS IN THE EVENING...THEN SHOWERS OVERNIGHT. WAVES
1 FOOT OR LESS.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. SHOWERS IN THE MORNING...THEN SCATTERED SHOWERS IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST
10 TO 15 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. A
CHANCE OF RAIN SHOWERS THURSDAY NIGHT. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS. A CHANCE OF SHOWERS. WAVES 2 FEET OR LESS.

$$

LOZ063>065-210330-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
447 PM EDT SUN APR 20 2014

.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTH 15 TO
20 KNOTS. WAVES 1 TO 3 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. WAVES
1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS.
.MONDAY NIGHT...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTH.
SHOWERS LIKELY OVERNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS. SHOWERS. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTH. RAIN
SHOWERS LIKELY IN THE EVENING...THEN A CHANCE OF RAIN SHOWERS
OVERNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. A CHANCE OF RAIN SHOWERS DURING THE DAY. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
15 TO 20 KNOTS. WAVES 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING WEST 15 TO 20 KNOTS.
A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.

$$

LOZ061-210330-
MAFOR 2021/
ONTARIO WEST 1/2 12200 11300 11410 13500 11300. WAVES 2 FEET OR
LESS.

ONTARIO EAST 1/2 11210 11300 14410 11410 11300. WAVES 1 TO 3
FEET.

$$

AR/HITCHCOCK




000
FZUS61 KBUF 202047
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
447 PM EDT SUN APR 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 30.5 INCH SFC HIGH ALONG THE EAST COAST WILL SLOWLY
DRIFT AWAY FROM THE NORTH EAST STARTING LATE TONIGHT AND MONDAY. A
COLD FRONT...ALONG WITH A SURFACE WAVE OF LOW PRESSURE AVERAGING
29.5 INCHES WILL MOVE ACROSS THE LOWER LAKES ON TUESDAY. FOLLOWING THE
COLD FRONTAL PASSAGE...AN AREA OF HIGH PRESSURE AVERAGING 30.2
INCHES WILL BUILD TOWARDS THE EAST GREAT LAKES WEDNESDAY AND
THURSDAY.

LOZ062-210330-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
447 PM EDT SUN APR 20 2014

.TONIGHT...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. WAVES
1 FOOT OR LESS.
.MONDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH. WAVES
1 FOOT OR LESS.
.MONDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. A
CHANCE OF SHOWERS IN THE EVENING...THEN SHOWERS OVERNIGHT. WAVES
1 FOOT OR LESS.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. SHOWERS IN THE MORNING...THEN SCATTERED SHOWERS IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST
10 TO 15 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. A
CHANCE OF RAIN SHOWERS THURSDAY NIGHT. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS. A CHANCE OF SHOWERS. WAVES 2 FEET OR LESS.

$$

LOZ063>065-210330-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
447 PM EDT SUN APR 20 2014

.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTH 15 TO
20 KNOTS. WAVES 1 TO 3 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. WAVES
1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS.
.MONDAY NIGHT...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTH.
SHOWERS LIKELY OVERNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS. SHOWERS. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTH. RAIN
SHOWERS LIKELY IN THE EVENING...THEN A CHANCE OF RAIN SHOWERS
OVERNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. A CHANCE OF RAIN SHOWERS DURING THE DAY. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
15 TO 20 KNOTS. WAVES 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING WEST 15 TO 20 KNOTS.
A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.

$$

LOZ061-210330-
MAFOR 2021/
ONTARIO WEST 1/2 12200 11300 11410 13500 11300. WAVES 2 FEET OR
LESS.

ONTARIO EAST 1/2 11210 11300 14410 11410 11300. WAVES 1 TO 3
FEET.

$$

AR/HITCHCOCK




000
FZUS61 KBUF 202047
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
447 PM EDT SUN APR 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 30.5 INCH SFC HIGH ALONG THE EAST COAST WILL SLOWLY
DRIFT AWAY FROM THE NORTH EAST STARTING LATE TONIGHT AND MONDAY. A
COLD FRONT...ALONG WITH A SURFACE WAVE OF LOW PRESSURE AVERAGING
29.5 INCHES WILL MOVE ACROSS THE LOWER LAKES ON TUESDAY. FOLLOWING THE
COLD FRONTAL PASSAGE...AN AREA OF HIGH PRESSURE AVERAGING 30.2
INCHES WILL BUILD TOWARDS THE EASTERN GREAT LAKES WEDNESDAY AND
THURSDAY.

LOZ062-210315-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
447 PM EDT SUN APR 20 2014

.TONIGHT...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. WAVES
1 FOOT OR LESS.
.MONDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH. WAVES
1 FOOT OR LESS.
.MONDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. A
CHANCE OF SHOWERS IN THE EVENING...THEN SHOWERS OVERNIGHT. WAVES
1 FOOT OR LESS.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. SHOWERS IN THE MORNING...THEN SCATTERED SHOWERS IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST
10 TO 15 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. A
CHANCE OF RAIN SHOWERS THURSDAY NIGHT. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS. A CHANCE OF SHOWERS. WAVES 2 FEET OR LESS.

$$

LOZ063>065-210315-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
447 PM EDT SUN APR 20 2014

.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTH 15 TO
20 KNOTS. WAVES 1 TO 3 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. WAVES
1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS.
.MONDAY NIGHT...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTH.
SHOWERS LIKELY OVERNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS. SHOWERS. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTH. RAIN
SHOWERS LIKELY IN THE EVENING...THEN A CHANCE OF RAIN SHOWERS
OVERNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. A CHANCE OF RAIN SHOWERS DURING THE DAY. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
15 TO 20 KNOTS. WAVES 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING WEST 15 TO 20 KNOTS.
A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.

$$

LOZ061-210315-
MAFOR 2021/
ONTARIO WEST 1/2 12200 11300 11410 13500 11300. WAVES 2 FEET OR
LESS.

ONTARIO EAST 1/2 11210 11300 14410 11410 11300. WAVES 1 TO 3
FEET.

$$

AR/HITCHCOCK




000
FZUS61 KBUF 202047
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
447 PM EDT SUN APR 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 30.5 INCH SFC HIGH ALONG THE EAST COAST WILL SLOWLY
DRIFT AWAY FROM THE NORTH EAST STARTING LATE TONIGHT AND MONDAY. A
COLD FRONT...ALONG WITH A SURFACE WAVE OF LOW PRESSURE AVERAGING
29.5 INCHES WILL MOVE ACROSS THE LOWER LAKES ON TUESDAY. FOLLOWING THE
COLD FRONTAL PASSAGE...AN AREA OF HIGH PRESSURE AVERAGING 30.2
INCHES WILL BUILD TOWARDS THE EASTERN GREAT LAKES WEDNESDAY AND
THURSDAY.

LOZ062-210315-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
447 PM EDT SUN APR 20 2014

.TONIGHT...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. WAVES
1 FOOT OR LESS.
.MONDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH. WAVES
1 FOOT OR LESS.
.MONDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. A
CHANCE OF SHOWERS IN THE EVENING...THEN SHOWERS OVERNIGHT. WAVES
1 FOOT OR LESS.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. SHOWERS IN THE MORNING...THEN SCATTERED SHOWERS IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST
10 TO 15 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. A
CHANCE OF RAIN SHOWERS THURSDAY NIGHT. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS. A CHANCE OF SHOWERS. WAVES 2 FEET OR LESS.

$$

LOZ063>065-210315-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
447 PM EDT SUN APR 20 2014

.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTH 15 TO
20 KNOTS. WAVES 1 TO 3 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. WAVES
1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS.
.MONDAY NIGHT...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTH.
SHOWERS LIKELY OVERNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS. SHOWERS. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTH. RAIN
SHOWERS LIKELY IN THE EVENING...THEN A CHANCE OF RAIN SHOWERS
OVERNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. A CHANCE OF RAIN SHOWERS DURING THE DAY. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
15 TO 20 KNOTS. WAVES 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING WEST 15 TO 20 KNOTS.
A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.

$$

LOZ061-210315-
MAFOR 2021/
ONTARIO WEST 1/2 12200 11300 11410 13500 11300. WAVES 2 FEET OR
LESS.

ONTARIO EAST 1/2 11210 11300 14410 11410 11300. WAVES 1 TO 3
FEET.

$$

AR/HITCHCOCK





000
FZUS63 KMQT 201958
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
358 PM EDT SUN APR 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 29.7 INCH LOW PRESSURE OVER FAR NORTHERN ONTARIO WILL
DRIFT EAST ACROSS NORTHERN JAMES BAY TONIGHT WHILE A WEAK 30.1 INCH
HIGH PRESSURE RIDGE MOVES OVER LAKE SUPERIOR. AS THIS HIGH DRIFTS
EAST INTO QUEBEC ON MONDAY...ANOTHER 29.8 INCH LOW PRESSURE WILL
TRACK EAST ACROSS ONTARIO WHILE A SECOND 29.7 INCH LOW MOVES THROUGH
WISCONSIN AND INTO LOWER MICHIGAN. THESE TWO LOW PRESSURE SYSTEMS
WILL MERGE OVER FAR SOUTHEAST ONTARIO ON TUESDAY MORNING AND DEEPEN
TO 29.6 INCHES AS A 30.2 INCH HIGH PRESSURE MOVES FROM SOUTH CENTRAL
CANADA INTO MINNESOTA. LOOK FOR THIS HIGH TO DRIFT THROUGH THE GREAT
LAKES ON WEDNESDAY AND INTO THE MID ATLANTIC STATES ON THURSDAY. A
29.3 INCH LOW PRESSURE TAKING SHAPE IN THE NORTHERN PLAINS ON
WEDNESDAY WILL THEN FOLLOW INTO MINNESOTA ON THURSDAY AND THE GREAT
LAKES ON FRIDAY.

LSZ162-210400-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
358 PM EDT SUN APR 20 2014 /258 PM CDT SUN APR 20 2014/

.LATE THIS AFTERNOON...SOUTHWEST WINDS LESS THAN 10 KNOTS. WAVES
CALM TO 2 FEET.
.TONIGHT...SOUTH WINDS LESS THAN 10 KNOTS BACKING SOUTHEAST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHWEST WINDS LESS THAN 10 KNOTS BECOMING WEST 5 TO
15 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS. WAVES
CALM TO 2 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING EAST LESS
THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...EAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN.
WAVES BUILDING TO 1 TO 3 FEET.
.THURSDAY...EAST WINDS 15 TO 25 KNOTS BACKING NORTHEAST. RAIN
LIKELY...THEN A CHANCE OF RAIN. WAVES BUILDING TO 3 TO 5 FEET...
THEN SUBSIDING TO 2 TO 4 FEET.
.FRIDAY...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS. A CHANCE OF RAIN. WAVES BUILDING TO 3 TO 5 FEET...THEN
SUBSIDING TO 1 TO 3 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ263-210400-
LAKE SUPERIOR FROM SAXON HARBOR WI TO UPPER ENTRANCE TO PORTAGE
CANAL MI 5NM OFF SHORE TO THE US/CANADIAN BORDER INCLUDING ISLE
ROYALE NATIONAL PARK-
358 PM EDT SUN APR 20 2014

.LATE THIS AFTERNOON...SOUTHWEST WINDS LESS THAN 10 KNOTS. WAVES
CALM TO 2 FEET.
.TONIGHT...SOUTHWEST WINDS LESS THAN 10 KNOTS BACKING SOUTHEAST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHEAST WINDS LESS THAN 10 KNOTS BECOMING WEST 5 TO
15 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS. WAVES
CALM TO 2 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET.
.TUESDAY...NORTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH
LESS THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING EAST 10 TO
20 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST
AFTER MIDNIGHT. A CHANCE OF RAIN. WAVES CALM TO 2 FEET.
.THURSDAY...EAST WINDS 15 TO 25 KNOTS. RAIN LIKELY. WAVES
BUILDING TO 2 TO 4 FEET.
.FRIDAY...NORTH WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW. WAVES
BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 2 TO 4 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ264-210400-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
358 PM EDT SUN APR 20 2014

.LATE THIS AFTERNOON...VARIABLE WINDS LESS THAN 10 KNOTS. WAVES CALM
TO 2 FEET.
.TONIGHT...VARIABLE WINDS LESS THAN 10 KNOTS BECOMING SOUTHEAST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING WEST BY MID
AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS BY MID AFTERNOON.
WAVES CALM TO 2 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. WAVES BUILDING TO
2 TO 4 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...NORTH WINDS 15 TO 25 KNOTS BECOMING WEST 10 TO
20 KNOTS BY MID AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET...THEN
SUBSIDING TO CALM TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.WEDNESDAY...SOUTH WINDS LESS THAN 10 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS INCREASING TO
15 TO 25 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.THURSDAY...EAST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. RAIN LIKELY. WAVES BUILDING TO 2 TO 4 FEET.
.FRIDAY...NORTH WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW. WAVES
2 TO 4 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ265-210400-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
358 PM EDT SUN APR 20 2014

.LATE THIS AFTERNOON...WEST WINDS 5 TO 15 KNOTS.
.TONIGHT...SOUTHWEST WINDS LESS THAN 10 KNOTS BECOMING EAST 5 TO 15
KNOTS AFTER MIDNIGHT.
.MONDAY...SOUTHEAST WINDS LESS THAN 10 KNOTS BECOMING WEST 5 TO
15 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS BY MID
AFTERNOON.
.MONDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS BY MID AFTERNOON.
.TUESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS.
.WEDNESDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING EAST 10 TO
20 KNOTS BY MID AFTERNOON.
.WEDNESDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS.
.THURSDAY...SOUTHEAST WINDS 15 TO 25 KNOTS BACKING EAST. RAIN
LIKELY.
.FRIDAY...NORTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. RAIN LIKELY. A CHANCE OF SNOW.

NOTE...WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

$$

LSZ266-210400-
LAKE SUPERIOR EAST OF A LINE FROM MANITOU ISLAND TO MARQUETTE MI
AND WEST OF A LINE FROM GRAND MARAIS MI TO THE US/CANADIAN BORDER
BEYOND 5NM FROM SHORE-
358 PM EDT SUN APR 20 2014

.LATE THIS AFTERNOON...NORTHWEST WINDS LESS THAN 10 KNOTS.
.TONIGHT...VARIABLE WINDS LESS THAN 10 KNOTS BECOMING EAST AFTER
MIDNIGHT.
.MONDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BACKING NORTH BY MID
AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS BY MID AFTERNOON.
.MONDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS INCREASING TO
20 TO 30 KNOTS AFTER MIDNIGHT.
.TUESDAY...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MID AFTERNOON.
.TUESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT.
.WEDNESDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY MID
AFTERNOON.
.WEDNESDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO
10 TO 20 KNOTS AFTER MIDNIGHT.
.THURSDAY...SOUTHEAST WINDS 20 TO 30 KNOTS. RAIN LIKELY.
.FRIDAY...NORTH WINDS 15 TO 25 KNOTS INCREASING TO GALES TO
35 KNOTS. RAIN LIKELY. A CHANCE OF SNOW.

NOTE...WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

$$

LSZ267-210400-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
358 PM EDT SUN APR 20 2014

.LATE THIS AFTERNOON...SOUTH WINDS 5 TO 15 KNOTS.
.TONIGHT...VARIABLE WINDS LESS THAN 10 KNOTS BECOMING NORTHEAST
AFTER MIDNIGHT.
.MONDAY...EAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST LESS THAN
10 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS BY MID
AFTERNOON.
.MONDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS INCREASING TO
20 TO 30 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS
AND DRIZZLE THROUGH MIDNIGHT.
.TUESDAY...NORTHWEST WINDS 20 TO 30 KNOTS.
.TUESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT.
.WEDNESDAY...NORTHWEST WINDS 5 TO 15 KNOTS.
.WEDNESDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING
SOUTHEAST 10 TO 20 KNOTS AFTER MIDNIGHT.
.THURSDAY...SOUTHEAST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. RAIN LIKELY.
.FRIDAY...NORTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. RAIN LIKELY...THEN A CHANCE OF SNOW...POSSIBLY MIXED
WITH RAIN.

NOTE...WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

$$

LSZ261-210400-
MAFOR 2021/
SUPERIOR WEST 11500 11400 12300 11200 11300 11500 11610. SLIGHT
CHANCE OF RAIN SHOWERS MONDAY AFTERNOON. WAVES 1 FOOT OR LESS. WAVE
HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

SUPERIOR NORTH CENTRAL 13500 11400 13300 11400. SLIGHT CHANCE OF
RAIN SHOWERS MONDAY AFTERNOON. WAVES 1 FOOT OR LESS. WAVE HEIGHT
FORECASTS ARE FOR ICE FREE AREAS.

SUPERIOR SOUTH CENTRAL 11800 12300 12200 13300. SLIGHT CHANCE OF
RAIN SHOWERS MONDAY AFTERNOON. WAVES OMITTED FOR MOSTLY ICE COVERED
AREAS.

SUPERIOR EAST 12600 11700 11100 14200. WAVES OMITTED FOR MOSTLY ICE
COVERED AREAS.

$$

KLUBER





000
FZUS63 KLOT 201942
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
242 PM CDT SUN APR 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN.

WAVES ARE PROVIDED AS A RANGE OF SIGNIFICANT WAVE HEIGHTS...WHICH
IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES...ALONG
WITH THE AVERAGE HEIGHT OF THE HIGHEST 10 PERCENT OF THE WAVES
WHICH WILL OCCASIONALLY BE ENCOUNTERED.

.SYNOPSIS...LOW PRESSURE OF 29.7 INCHES NEAR JAMES BAY...WILL
TRAIL A COLD FRONT SOUTHWEST ACROSS THE UPPER MIDWEST INTO THE
CENTRAL PLAINS BY THIS EVENING...WITH THE FRONT SAGGING ACROSS
NORTHERN LAKE MICHIGAN TONIGHT. ANOTHER AREA OF LOW PRESSURE OF
29.9 INCHES WILL LIFT NORTHEAST ALONG THE COLD FRONT
MONDAY...DEEPENING TO 29.7 INCHES OVER THE CENTRAL AND EASTERN
LAKES MONDAY NIGHT AND DRAGGING THE COLD FRONT SOUTHEAST OF LAKE
MICHIGAN. THE LOW WILL CONTINUE TO DEEPEN AS IT MOVES TO NORTHERN
NEW ENGLAND TUESDAY...WHILE HIGH PRESSURE RIDGING OF 30.1 INCHES
BUILDS ACROSS THE UPPER MIDWEST AND EVENTUALLY INTO THE WESTERN
LAKES TUESDAY NIGHT. ANOTHER LOW AROUND 29.3 INCHES IS EXPECTED TO
MOVE EASTWARD FROM THE PLAINS ACROSS THE UPPER MIDWEST AND UPPER
GREAT LAKES REGION LATER THIS WEEK.

LMZ261-362-364-366-563-565-567-868-210415-
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 PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
242 PM CDT SUN APR 20 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.TONIGHT...SOUTH WINDS 10 TO 20 KT EASING TO 10 TO 15 KT EARLY
THIS EVENING...THEN BECOMING EAST 5 TO 10 KT LATE. SHOWERS LIKELY.
WAVES 3 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 1 TO 3 FT.
.MONDAY...EAST WINDS 5 TO 10 KT BECOMING VARIABLE IN THE
MORNING...THEN BECOMING NORTHWEST TOWARDS EVENING. SHOWERS
LIKELY. WAVES 1 TO 2 FT.
.MONDAY NIGHT...NORTHWEST WINDS INCREASING TO 15 TO 25 KT. SLIGHT
CHANCE OF SHOWERS IN THE EVENING. WAVES BUILDING TO 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.TUESDAY...NORTH WINDS 15 TO 25 KT. WAVES 3 TO 5 FT OCCASIONALLY
TO 7 FT.
.TUESDAY NIGHT...NORTH WINDS 10 TO 20 KT EASING TO 10 TO 15 KT.
WAVES 2 TO 4 FT.
.WEDNESDAY...NORTH WINDS 5 TO 10 KT BECOMING VARIABLE. WAVES 1 TO
2 FT.
.WEDNESDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KT. CHANCE OF
SHOWERS. WAVES 1 TO 3 FT.
.THURSDAY...SOUTHEAST WINDS TO 30 KT. CHANCE OF SHOWERS. WAVES
4 TO 7 FT OCCASIONALLY TO 9 FT.
.FRIDAY...SOUTHWEST WINDS 15 TO 25 KT BECOMING WEST. CHANCE OF
SHOWERS. WAVES 3 TO 6 FT OCCASIONALLY TO 8 FT.

WAVE FORECAST IS FOR ICE FREE AREAS

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-210415-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 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 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-
242 PM CDT SUN APR 20 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TONIGHT...SOUTH WINDS 15 TO 20 KT. A FEW GUSTS TO 25 KT POSSIBLE
THROUGH EARLY EVENING. SLIGHT CHANCE OF SHOWERS. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT SUBSIDING TO 2 TO 4 FT.
.MONDAY...SOUTHWEST WINDS 10 TO 20 KT. CHANCE OF SHOWERS IN
MORNING. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. WAVES 1 TO 3 FT.
.MONDAY NIGHT...WEST WINDS 10 TO 20 KT BECOMING NORTH 15 TO
25 KT. CHANCE OF SHOWERS IN THE EVENING. WAVES BUILDING TO 3 TO 6
FT OCCASIONALLY TO 8 FT.
.TUESDAY...NORTH WINDS 15 TO 25 KT. WAVES 4 TO 6 FT OCCASIONALLY
TO 8 FT.
.TUESDAY NIGHT...NORTH WINDS 10 TO 20 KT. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT SUBSIDING TO 2 TO 4 FT.
.WEDNESDAY...NORTH WINDS 10 TO 15 KT BECOMING NORTHEAST. WAVES 1
TO 3 FT.
.WEDNESDAY NIGHT...EAST WINDS 10 TO 15 KT BECOMING SOUTHEAST
15 TO 25 KT. CHANCE OF SHOWERS. WAVES BUILDING TO 2 TO 4 FT.
.THURSDAY...SOUTHEAST WINDS TO 30 KT BECOMING SOUTHWEST IN THE
EVENING. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 4 TO 6 FT
OCCASIONALLY TO 8 FT.
.FRIDAY...SOUTHWEST WINDS 20 TO 25 KT. CHANCE OF SHOWERS. WAVES
SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT.

WAVE FORECAST IS FOR ICE FREE AREAS

$$

LMZ761-210415-
MAFOR 2021/
MICHIGAN NORTH 11426 12416 11316 12206 12906. WAVES 3 TO 6 FT
OCCASIONALLY TO 8 FT SUBSIDING TO 1 TO 3 FT TONIGHT. WAVES 1 TO 2
FT MONDAY.

MICHIGAN SOUTH 13420 12426 13526. CHANCE OF THUNDERSTORMS MONDAY.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT SUBSIDING TO 2 TO 4 FT
TONIGHT. WAVES 1 TO 3 FT MONDAY.

$$

KJB





000
FZUS63 KDTX 201934
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
331 PM EDT SUN APR 20 2014

WAVES ARE THE SIGNIFICANT WAVE HEIGHT - THE AVERAGE OF THE HIGHEST
1/3 OF THE WAVE SPECTRUM. OCCASIONAL WAVE HEIGHT IS THE AVERAGE OF
THE HIGHEST 1/10 OF THE WAVE SPECTRUM.

.SYNOPSIS...LOW PRESSURE...29.90 INCHES...WILL DEVELOP OVER THE
UPPER MIDWEST TONIGHT AND MOVE ACROSS LOWER MICHIGAN MONDAY
EVENING...DEEPENING TO 29.70 INCHES. THE LOW WILL CONTINUE TO DEEPEN
AS IT ADVANCES INTO NEW ENGLAND ON TUESDAY. HIGH PRESSURE WILL BUILD
INTO THE GREAT LAKES FROM THE WEST ON TUESDAY AND WILL BE CENTERED
OVER LAKE HURON ON WEDNESDAY. THE HIGH WILL EXIT TO THE EAST BY THE
END OF THE WEEK AS A LOW PRESSURE SYSTEM MOVES IN FROM THE WEST.

LCZ460-210800-
LAKE ST CLAIR-
331 PM EDT SUN APR 20 2014

.TONIGHT...SOUTH WINDS 5 TO 10 KNOTS IN THE EVENING...BECOMING LIGHT
AND VARIABLE OVERNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
.MONDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST 5 TO
10 KNOTS BY AFTERNOON. PARTLY SUNNY. WAVES 2 FEET OR LESS.
.MONDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS...BECOMING NORTH 10 TO
15 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY WITH LIGHT SHOWERS LIKELY AND
A CHANCE OF THUNDERSTORMS. WAVES 2 FEET OR LESS.
.TUESDAY...NORTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY MID AFTERNOON. PARTLY SUNNY. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.
.WEDNESDAY...NORTH WINDS 5 TO 10 KNOTS...VEERING TO THE NORTHEAST
THROUGH MIDNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. A CHANCE OF LIGHT
SHOWERS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.FRIDAY...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF LIGHT SHOWERS.
PARTLY CLOUDY. WAVES 1 TO 3 FEET.

$$

CB/SC

GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT
WEATHER.GOV/GREATLAKES (ALL LOWER CASE)






000
FZUS63 KDTX 201934
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
331 PM EDT SUN APR 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE HURON

WAVES ARE THE SIGNIFICANT WAVE HEIGHT - THE AVERAGE OF THE HIGHEST
1/3 OF THE WAVE SPECTRUM. OCCASIONAL WAVE HEIGHT IS THE AVERAGE OF
THE HIGHEST 1/10 OF THE WAVE SPECTRUM.

.SYNOPSIS...LOW PRESSURE...29.90 INCHES...WILL DEVELOP OVER THE
UPPER MIDWEST TONIGHT AND MOVE ACROSS LOWER MICHIGAN MONDAY
EVENING...DEEPENING TO 29.70 INCHES. THE LOW WILL CONTINUE TO DEEPEN
AS IT ADVANCES INTO NEW ENGLAND ON TUESDAY. HIGH PRESSURE WILL BUILD
INTO THE GREAT LAKES FROM THE WEST ON TUESDAY AND WILL BE CENTERED
OVER LAKE HURON ON WEDNESDAY. THE HIGH WILL EXIT TO THE EAST BY THE
END OF THE WEEK AS A LOW PRESSURE SYSTEM MOVES IN FROM THE WEST.

LHZ361-210800-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
331 PM EDT SUN APR 20 2014

.TONIGHT...LIGHT AND VARIABLE WINDS. SHOWERS LIKELY. WAVES 2 FEET OR
LESS.
.MONDAY...LIGHT AND VARIABLE WINDS...BECOMING EAST 5 TO 10 KNOTS
BY LATE MORNING...THEN BECOMING LIGHT AND VARIABLE LATE. SHOWERS
LIKELY UNTIL 2 PM...THEN A CHANCE OF SHOWERS. WAVES 2 FEET OR
LESS.
.MONDAY NIGHT...NORTHWEST WINDS 5 TO 10 KNOTS...INCREASING TO
15 TO 20 KNOTS LATE. A CHANCE OF SHOWERS UNTIL 2 AM. WAVES 2 FEET
OR LESS...BUILDING TO 3 TO 5 FEET LATE.
.TUESDAY...NORTHWEST WINDS 15 TO 20 KNOTS. WAVES 3 TO 5 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS...DIMINISHING TO
5 TO 10 KNOTS OVERNIGHT. WAVES 3 TO 5 FEET...SUBSIDING TO 1 TO
3 FEET LATE.
.WEDNESDAY...NORTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 TO 3 FEET.
.THURSDAY...SOUTHEAST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS LATE. A CHANCE OF SHOWERS UNTIL 6 PM...THEN SHOWERS
LIKELY. WAVES 1 TO 3 FEET...BUILDING TO 3 TO 5 FEET LATE.
.FRIDAY...SOUTHEAST WINDS 10 TO 15 KNOTS...VEERING TO THE WEST
LATE. SHOWERS LIKELY UNTIL 5 PM...THEN A CHANCE OF SHOWERS. WAVES
2 TO 4 FEET.


$$

LHZ362-363-210800-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
331 PM EDT SUN APR 20 2014

.TONIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS THROUGH MIDNIGHT...
BECOMING LIGHT AND VARIABLE OVERNIGHT. A CHANCE OF SHOWERS. WAVES
1 TO 3 FEET.
.MONDAY...SOUTH WINDS 5 TO 10 KNOTS...BACKING TO THE EAST LATE.
SHOWERS LIKELY. A CHANCE OF THUNDERSTORMS AFTER 11 AM. WAVES
2 FEET OR LESS.
.MONDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS...VEERING TO THE
NORTHWEST AFTER MIDNIGHT...THEN INCREASING TO 15 TO 20 KNOTS
LATE. SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS UNTIL 2 AM...
THEN A CHANCE OF SHOWERS. WAVES 1 TO 3 FEET...BUILDING TO 4 TO
6 FEET LATE. WAVES OCCASIONALLY AROUND 8 FEET.
.TUESDAY...NORTHWEST WINDS 15 TO 20 KNOTS. WAVES 5 TO 7 FEET.
WAVES OCCASIONALLY AROUND 10 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS. WAVES 5 TO
7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.WEDNESDAY...NORTH WINDS 10 TO 15 KNOTS...BECOMING NORTHEAST 5 TO
10 KNOTS. WAVES 3 TO 5 FEET...SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...SOUTHEAST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS LATE. SHOWERS LIKELY AFTER 6 PM. WAVES 1 TO 3 FEET...
BUILDING TO 3 TO 5 FEET LATE.
.FRIDAY...SOUTHEAST WINDS 15 TO 20 KNOTS...BECOMING EAST 10 TO
15 KNOTS LATE. SHOWERS LIKELY UNTIL 5 PM...THEN A CHANCE OF
SHOWERS. WAVES 3 TO 5 FEET.


$$

LHZ462>464-210800-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
331 PM EDT SUN APR 20 2014

.TONIGHT...SOUTH WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.MONDAY...SOUTH WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AFTER
5 PM. WAVES 2 FEET OR LESS.
.MONDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS...VEERING TO THE WEST
AFTER MIDNIGHT...THEN BECOMING NORTHWEST 15 TO 20 KNOTS LATE.
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS. WAVES 1 TO 3 FEET...
BUILDING TO 3 TO 5 FEET LATE.
.TUESDAY...NORTHWEST WINDS 15 TO 20 KNOTS. WAVES 5 TO 7 FEET.
WAVES OCCASIONALLY AROUND 10 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS. WAVES 5 TO
7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.WEDNESDAY...NORTH WINDS 10 TO 15 KNOTS...BECOMING NORTHEAST 5 TO
10 KNOTS. WAVES 3 TO 5 FEET...SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...SOUTHEAST WINDS 5 TO 10 KNOTS...INCREASING TO 15 TO
20 KNOTS LATE. A CHANCE OF SHOWERS AFTER 6 PM. WAVES 1 TO
3 FEET...BUILDING TO 3 TO 5 FEET LATE.
.FRIDAY...SOUTH WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS. WAVES
2 TO 4 FEET.


$$

LHZ461-210200-
MAFOR 2021/
HURON NORTH 13410 11400 12406 12306. A CHANCE OF RAIN SHOWERS
LATE TONIGHT. A CHANCE OF THUNDERSTORMS MONDAY AFTERNOON. WAVES 1 TO
3 FEET SUBSIDING TO 2 FEET OR LESS OVERNIGHT TONIGHT. WAVES 2 FEET
OR LESS MONDAY. 220103.

HURON SOUTH 14410 14400.  WAVES 2 FEET OR LESS. 220102.

$$

CB/SC

GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT
WEATHER.GOV/GREATLAKES (ALL LOWER CASE)






000
FZUS61 KCLE 201921
GLFLE

OPEN LAKE FORECAST FOR LAKE ERIE
NATIONAL WEATHER SERVICE CLEVELAND OH
321 PM EDT SUN APR 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ERIE

.SYNOPSIS...A RIDGE OF HIGH PRESSURE 30.50 INCHES EXTENDING FROM
NORTHERN ONTARIO CANADA TO SOUTHERN ILLINOIS WILL BUILD SOUTHEAST
TOWARDS THE NEW ENGLAND COAST TONIGHT. A WAVE OF LOW PRESSURE
29.70 INCHES IS EXPECTED TO DEVELOP ALONG A STATIONARY BOUNDARY
NEAR CENTRAL MICHIGAN MONDAY AFTERNOON. THE LOW WILL TRACK ACROSS
THE NORTHERN GREAT LAKES MONDAY INTO TUESDAY AND PULL A COLD FRONT
ACROSS LAKE ERIE TUESDAY MORNING. HIGH PRESSURE 30.20 INCHES WILL
SPREAD IN FROM THE WEST MIDWEEK. A WARM FRONT WILL LIFT NORTH
ACROSS THE LAKE ON THURSDAY.

LEZ162>166-210230-
LAKE ERIE OPEN WATERS FROM MAUMEE BAY TO RENO BEACH-
LAKE ERIE OPEN WATERS FROM RENO BEACH TO THE ISLANDS-
LAKE ERIE OPEN WATERS FROM THE ISLANDS TO VERMILION-
LAKE ERIE OPEN WATERS FROM VERMILION TO AVON POINT-
LAKE ERIE OPEN WATERS FROM AVON POINT TO WILLOWICK-
321 PM EDT SUN APR 20 2014

.TONIGHT...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTH 5 TO
15 KNOTS. WAVES 1 FOOT OR LESS.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS DIMINISHING TO 10 KNOTS OR
LESS. WAVES 1 FOOT OR LESS.
.MONDAY NIGHT...SOUTH WINDS 10 KNOTS OR LESS BECOMING WEST 5 TO
15 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING...
THEN SHOWERS LIKELY OVERNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS IN
THE MORNING. WAVES 1 TO 3 FEET.
.TUESDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHWEST. A
CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING EAST 10 KNOTS OR
LESS. WAVES 1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS.
.THURSDAY...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST 5 TO
15 KNOTS. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS. WAVES
1 FOOT OR LESS.
.FRIDAY...SOUTH WINDS 10 KNOTS OR LESS BECOMING WEST. WAVES
1 FOOT OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LEZ061-167>169-210230-
LAKE ERIE OPEN WATERS FROM RIPLEY TO BUFFALO NY-
LAKE ERIE OPEN WATERS FROM WILLOWICK TO GENEVA-ON-THE-LAKE-
LAKE ERIE OPEN WATERS FROM GENEVA-ON-THE-LAKE TO CONNEAUT-
LAKE ERIE OPEN WATERS FROM CONNEAUT OH TO RIPLEY NY-
321 PM EDT SUN APR 20 2014

.TONIGHT...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTH AND
INCREASING TO 10 TO 20 KNOTS. WAVES IN ICE FREE AREAS 1 FOOT OR
LESS.
.MONDAY...SOUTH WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST AND
DIMINISHING TO 10 KNOTS OR LESS. WAVES 2 FEET OR LESS.
.MONDAY NIGHT...SOUTH WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST
10 TO 15 KNOTS. SHOWERS LIKELY OVERNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...WEST WINDS 10 TO 20 KNOTS BECOMING NORTHWEST. SHOWERS
LIKELY IN THE MORNING...THEN A CHANCE OF SHOWERS IN THE
AFTERNOON. WAVES 1 TO 3 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN
SHOWERS. WAVES 2 TO 4 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING NORTH AND
DIMINISHING TO 10 KNOTS OR LESS. WAVES 1 TO 3 FEET SUBSIDING TO
1 FOOT OR LESS.
.THURSDAY...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST. RAIN
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS. WAVES 1 FOOT OR
LESS.
.FRIDAY...SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. A CHANCE
OF RAIN SHOWERS. WAVES 1 FOOT OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

LEZ161-210230-
MAFOR 2021/
ERIE WEST 1/3 12200 11300 12400 12500 11400. WAVES 1 FOOT OR
LESS.

ERIE CENTRAL 1/3 11200 11300 14410 12500. WAVES 2 FEET OR LESS.

ERIE EAST 1/3 11200 11300 11410 11420 11410 11510 12500. WAVES 1
FOOT OR LESS. WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$






000
FZUS61 KBUF 201741
GLFSL

FORECAST FOR THE SAINT LAWRENCE RIVER
INCLUDING THE THOUSAND ISLANDS REGION
NATIONAL WEATHER SERVICE BUFFALO NY
141 PM EDT SUN APR 20 2014

SLZ022-024-202115-
ST LAWRENCE RIVER FROM CAPE VINCENT TO ST REGIS
141 PM EDT SUN APR 20 2014

.THIS AFTERNOON...SOUTHWEST WINDS LESS THAN 10 KNOTS. MOSTLY
SUNNY.
.TONIGHT...SOUTHWEST WINDS 10 KNOTS OR LESS. PARTLY TO MOSTLY
CLOUDY.
.MONDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS IN
THE AFTERNOON.
.MONDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS. A CHANCE OF
SHOWERS.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHWEST AND
INCREASING TO 15 TO 20 KNOTS. RAIN SHOWERS DURING THE DAY...THEN
A CHANCE OF RAIN SHOWERS TUESDAY NIGHT.
.WEDNESDAY...NORTHWEST WINDS 5 TO 15 KNOTS. A CHANCE OF RAIN
SHOWERS DURING THE DAY.
.THURSDAY...NORTHWEST WINDS 10 KNOTS OR LESS BECOMING NORTHEAST.
MAINLY CLEAR...THEN BECOMING PARTLY CLOUDY.

$$

HITCHCOCK






000
FZUS61 KBUF 201740
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
140 PM EDT SUN APR 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 30.5 INCH HIGH WILL REMAIN ACROSS NEW ENGLAND
TODAY. A WARM FRONT WILL THEN LIFT ACROSS THE EASTERN GREAT LAKES
SUNDAY NIGHT AHEAD OF A DEVELOPING LOW PRESSURE SYSTEM EXPECTED TO
TRACK ACROSS THE REGION ON TUESDAY. THIS SYSTEM WILL BRING A COLD
FRONT...ALONG WITH A SURFACE WAVE OF LOW PRESSURE AVERAGING 29.5
INCHES ACROSS THE LAKE ON TUESDAY. FOLLOWING THIS COLD FRONT AN
AREA OF HIGH PRESSURE AVERAGING 30.2 INCHES WILL BUILD TOWARDS THE
LAKE WEDNESDAY AND THURSDAY.

LOZ062-202115-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
140 PM EDT SUN APR 20 2014

.THIS AFTERNOON...EAST WINDS 5 TO 15 KNOTS. WAVES 1 FOOT OR LESS.
.TONIGHT...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. WAVES
1 FOOT OR LESS.
.MONDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH. WAVES
1 FOOT OR LESS.
.MONDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST.
SHOWERS LIKELY OVERNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHWEST AND
INCREASING TO 15 TO 20 KNOTS. RAIN SHOWERS LIKELY DURING THE DAY.
WAVES 1 FOOT OR LESS BUILDING TO 2 TO 4 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 5 TO
10 KNOTS. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET.
.THURSDAY...NORTHWEST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST.
A CHANCE OF RAIN SHOWERS THURSDAY NIGHT. WAVES 1 FOOT OR LESS.

$$

LOZ063>065-202115-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
140 PM EDT SUN APR 20 2014

.THIS AFTERNOON...EAST WINDS 10 TO 15 KNOTS. WAVES 1 FOOT OR LESS.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTH 15 TO
20 KNOTS. WAVES 1 FOOT OR LESS.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. WAVES
1 FOOT OR LESS.
.MONDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH. A
CHANCE OF SHOWERS OVERNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHWEST AND
INCREASING TO 15 TO 25 KNOTS. RAIN SHOWERS LIKELY DURING THE
DAY...THEN A CHANCE OF RAIN SHOWERS TUESDAY NIGHT. WAVES 1 FOOT
OR LESS BUILDING TO 3 TO 5 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. A CHANCE OF RAIN SHOWERS DURING THE DAY. WAVES 2 TO
4 FEET BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST.
WAVES 2 FEET OR LESS.

$$

LOZ061-202115-
MAFOR 2015/
ONTARIO WEST 1/2 11110 13200 11300 11410 12500. WAVES 1 FOOT OR
LESS.

ONTARIO EAST 1/2 11200 11110 11200 11300 14410. WAVES 1 FOOT OR
LESS.

$$

HITCHCOCK





000
FZUS61 KBUF 201430
GLFSL

FORECAST FOR THE SAINT LAWRENCE RIVER
INCLUDING THE THOUSAND ISLANDS REGION
NATIONAL WEATHER SERVICE BUFFALO NY
1030 AM EDT SUN APR 20 2014

SLZ022-024-202115-
ST LAWRENCE RIVER FROM CAPE VINCENT TO ST REGIS
1030 AM EDT SUN APR 20 2014

.THIS AFTERNOON...SOUTHEAST WINDS 10 KNOTS OR LESS BECOMING
SOUTHWEST. SUNNY.
.TONIGHT...SOUTH WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST.
MOSTLY CLOUDY.
.MONDAY...SOUTHWEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. PARTLY SUNNY.
.MONDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS. A CHANCE OF
SHOWERS.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHWEST AND
INCREASING TO 15 TO 20 KNOTS. RAIN SHOWERS DURING THE DAY...THEN
A CHANCE OF RAIN SHOWERS TUESDAY NIGHT.
.WEDNESDAY...NORTHWEST WINDS 5 TO 15 KNOTS. A CHANCE OF RAIN
SHOWERS DURING THE DAY.
.THURSDAY...NORTHWEST WINDS 10 KNOTS OR LESS BECOMING NORTHEAST.
MAINLY CLEAR...THEN BECOMING PARTLY CLOUDY.

$$

HITCHCOCK





000
FZUS61 KBUF 201430
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
1030 AM EDT SUN APR 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 30.5 INCH HIGH WILL REMAIN ACROSS NEW ENGLAND
TODAY. A WARM FRONT WILL THEN LIFT ACROSS THE EASTERN GREAT LAKES
SUNDAY NIGHT AHEAD OF A DEVELOPING LOW PRESSURE SYSTEM EXPECTED TO
TRACK ACROSS THE REGION ON TUESDAY. THIS SYSTEM WILL BRING A COLD
FRONT...ALONG WITH A SURFACE WAVE OF LOW PRESSURE AVERAGING 29.5
INCHES ACROSS THE LAKE ON TUESDAY. FOLLOWING THIS COLD FRONT AN
AREA OF HIGH PRESSURE AVERAGING 30.2 INCHES WILL BUILD TOWARDS THE
LAKE WEDNESDAY AND THURSDAY.

LOZ062-202130-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
1030 AM EDT SUN APR 20 2014

.THIS AFTERNOON...NORTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST.
WAVES 1 FOOT OR LESS.
.TONIGHT...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST. WAVES
1 FOOT OR LESS.
.MONDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR LESS.
.MONDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS. SHOWERS LIKELY
OVERNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHWEST AND
INCREASING TO 15 TO 20 KNOTS. RAIN SHOWERS LIKELY DURING THE DAY.
WAVES 1 FOOT OR LESS BUILDING TO 2 TO 4 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 5 TO
10 KNOTS. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET.
.THURSDAY...NORTHWEST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST.
A CHANCE OF RAIN SHOWERS THURSDAY NIGHT. WAVES 1 FOOT OR LESS.

$$

LOZ063>065-202130-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
1030 AM EDT SUN APR 20 2014

.THIS AFTERNOON...EAST WINDS 5 TO 15 KNOTS. WAVES 1 FOOT OR LESS.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTH. WAVES 1 FOOT
OR LESS.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST. WAVES
1 FOOT OR LESS.
.MONDAY NIGHT...SOUTH WINDS 10 KNOTS OR LESS. A CHANCE OF RAIN
SHOWERS OVERNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHWEST AND
INCREASING TO 15 TO 25 KNOTS. RAIN SHOWERS LIKELY DURING THE
DAY...THEN A CHANCE OF RAIN SHOWERS TUESDAY NIGHT. WAVES 1 FOOT
OR LESS BUILDING TO 3 TO 5 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. A CHANCE OF RAIN SHOWERS DURING THE DAY. WAVES 2 TO
4 FEET BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST.
WAVES 2 FEET OR LESS.

$$

LOZ061-202130-
MAFOR 2015/
ONTARIO WEST 1/2 14200 12400 12500. WAVES 1 FOOT OR LESS.

ONTARIO EAST 1/2 11200 11110 11200 11300 14410. WAVES 1 FOOT OR
LESS.

$$

HITCHCOCK





000
FZUS61 KBUF 201430
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
1030 AM EDT SUN APR 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 30.5 INCH HIGH WILL REMAIN ACROSS NEW ENGLAND
TODAY. A WARM FRONT WILL THEN LIFT ACROSS THE EASTERN GREAT LAKES
SUNDAY NIGHT AHEAD OF A DEVELOPING LOW PRESSURE SYSTEM EXPECTED TO
TRACK ACROSS THE REGION ON TUESDAY. THIS SYSTEM WILL BRING A COLD
FRONT...ALONG WITH A SURFACE WAVE OF LOW PRESSURE AVERAGING 29.5
INCHES ACROSS THE LAKE ON TUESDAY. FOLLOWING THIS COLD FRONT AN
AREA OF HIGH PRESSURE AVERAGING 30.2 INCHES WILL BUILD TOWARDS THE
LAKE WEDNESDAY AND THURSDAY.

LOZ062-202130-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
1030 AM EDT SUN APR 20 2014

.THIS AFTERNOON...NORTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST.
WAVES 1 FOOT OR LESS.
.TONIGHT...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST. WAVES
1 FOOT OR LESS.
.MONDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR LESS.
.MONDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS. SHOWERS LIKELY
OVERNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHWEST AND
INCREASING TO 15 TO 20 KNOTS. RAIN SHOWERS LIKELY DURING THE DAY.
WAVES 1 FOOT OR LESS BUILDING TO 2 TO 4 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 5 TO
10 KNOTS. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET.
.THURSDAY...NORTHWEST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST.
A CHANCE OF RAIN SHOWERS THURSDAY NIGHT. WAVES 1 FOOT OR LESS.

$$

LOZ063>065-202130-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
1030 AM EDT SUN APR 20 2014

.THIS AFTERNOON...EAST WINDS 5 TO 15 KNOTS. WAVES 1 FOOT OR LESS.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTH. WAVES 1 FOOT
OR LESS.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST. WAVES
1 FOOT OR LESS.
.MONDAY NIGHT...SOUTH WINDS 10 KNOTS OR LESS. A CHANCE OF RAIN
SHOWERS OVERNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHWEST AND
INCREASING TO 15 TO 25 KNOTS. RAIN SHOWERS LIKELY DURING THE
DAY...THEN A CHANCE OF RAIN SHOWERS TUESDAY NIGHT. WAVES 1 FOOT
OR LESS BUILDING TO 3 TO 5 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. A CHANCE OF RAIN SHOWERS DURING THE DAY. WAVES 2 TO
4 FEET BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST.
WAVES 2 FEET OR LESS.

$$

LOZ061-202130-
MAFOR 2015/
ONTARIO WEST 1/2 14200 12400 12500. WAVES 1 FOOT OR LESS.

ONTARIO EAST 1/2 11200 11110 11200 11300 14410. WAVES 1 FOOT OR
LESS.

$$

HITCHCOCK




000
FZUS63 KLOT 201349
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
849 AM CDT SUN APR 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN.

WAVES ARE PROVIDED AS A RANGE OF SIGNIFICANT WAVE HEIGHTS...WHICH
IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES...ALONG
WITH THE AVERAGE HEIGHT OF THE HIGHEST 10 PERCENT OF THE WAVES
WHICH WILL OCCASIONALLY BE ENCOUNTERED.

.SYNOPSIS...HIGH PRESSURE OF 30.5 INCHES OVER NEW ENGLAND WILL
CONTINUE TO MOVE AWAY TO THE EAST TODAY...WHILE LOW PRESSURE OF
29.7 INCHES MOVES ACROSS FAR NORTHERN ONTARIO. THIS LOW WILL TRAIL
A COLD FRONT SOUTHWEST ACROSS THE UPPER MIDWEST INTO THE CENTRAL
PLAINS BY THIS EVENING...WITH THE FRONT SAGGING ACROSS NORTHERN
LAKE MICHIGAN TONIGHT. ANOTHER AREA OF LOW PRESSURE OF 29.9 INCHES
WILL LIFT NORTHEAST ALONG THE COLD FRONT MONDAY...DEEPENING TO
29.7 INCHES OVER THE CENTRAL AND EASTERN LAKES MONDAY NIGHT AND
DRAGGING THE COLD FRONT SOUTHEAST OF LAKE MICHIGAN. THE LOW WILL
CONTINUE TO DEEPEN AS IT MOVES TO NORTHERN NEW ENGLAND
TUESDAY...WHILE HIGH PRESSURE RIDGING OF 30.1 INCHES BUILDS ACROSS
THE UPPER MIDWEST AND EVENTUALLY INTO THE WESTERN LAKES TUESDAY
NIGHT.

LMZ261-362-364-366-563-565-567-868-202145-
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 PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
849 AM CDT SUN APR 20 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.REST OF TODAY...SOUTH WINDS 15 TO 25 KT EASING TO 10 TO 20 KT
TOWARD EVENING. PERIODS OF RAIN. WAVES 4 TO 6 FT OCCASIONALLY TO
8 FT SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT LATE.
.TONIGHT...SOUTH WINDS 10 TO 15 KT BECOMING EAST 5 TO 10 KT.
SHOWERS LIKELY. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.
.MONDAY...EAST WINDS 5 TO 10 KT BECOMING VARIABLE...THEN BECOMING
NORTHWEST TOWARD EVENING. SHOWERS LIKELY. WAVES 1 TO 2 FT.
.MONDAY NIGHT...NORTHWEST WINDS 10 TO 15 KT INCREASING TO 15 TO 25
KT OVERNIGHT. SLIGHT CHANCE OF SHOWERS IN THE EVENING. WAVES
BUILDING TO 2 TO 4 FT.
.TUESDAY...NORTH WINDS 15 TO 25 KT. WAVES 2 TO 4 FT.
.TUESDAY NIGHT...NORTH WINDS 10 TO 20 KT EASING TO 10 TO 15 KT
OVERNIGHT. WAVES 2 TO 4 FT.
.WEDNESDAY...NORTH WINDS AROUND 10 BECOMING SOUTHEAST IN THE
AFTERNOON AND INCREASING TO 10 TO 20 KT WEDNESDAY NIGHT. WAVES 1
TO 3 FT.
.THURSDAY...SOUTHEAST WINDS TO 30 KT. CHANCE OF SHOWERS. WAVES
BUILDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT.

WAVE FORECAST IS FOR ICE FREE AREAS

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-202145-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 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 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-
849 AM CDT SUN APR 20 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.REST OF TODAY...SOUTH WINDS 15 TO 25 KT. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.TONIGHT...SOUTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS. WAVES 2 TO
4 FT SUBSIDING TO 1 TO 3 FT.
.MONDAY...SOUTHWEST WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT
AND BECOMING WEST LATE. CHANCE OF SHOWERS IN THE MORNING...THEN
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
WAVES 1 TO 3 FT.
.MONDAY NIGHT...WEST WINDS 10 TO 20 KT BECOMING NORTH 15 TO 25
KT. CHANCE OF SHOWERS IN THE EVENING. WAVES BUILDING TO 3 TO 6 FT
OCCASIONALLY TO 8 FT.
.TUESDAY...NORTH WINDS 15 TO 25 KT. WAVES 4 TO 6 FT OCCASIONALLY
TO 8 FT.
.TUESDAY NIGHT...NORTH WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15
KT OVERNIGHT. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT SUBSIDING TO 2
TO 4 FT.
.WEDNESDAY...NORTHEAST WINDS 10 TO 15 KT BECOMING EAST LATE
AFTERNOON...THEN BECOMING SOUTHEAST AND INCREASING TO 15 TO 25 KT
WEDNESDAY NIGHT. WAVES SUBSIDING TO 1 TO 3 FT DURING THE DAY THEN
BUILDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT WEDNESDAY NIGHT.
.THURSDAY...SOUTHEAST WINDS TO 30 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.

WAVE FORECAST IS FOR ICE FREE AREAS

$$
LMZ761-202145-
MAFOR 2015/
MICHIGAN NORTH 12436 11426 12416 11316 12206. WAVES 4 TO 6 FT
OCCASIONALLY TO 8 FT SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT
THIS AFTERNOON. WAVES SUBSIDING TO 2 TO 4 FT TONIGHT AND TO 1 TO 3
FT MONDAY MORNING.

MICHIGAN SOUTH 13430 14420 11520. CHANCE OF RAIN THIS AFTERNOON
THROUGH MONDAY MORNING. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT
THIS AFTERNOON...SUBSIDING TO 1 TO 3 FT TONIGHT AND MONDAY
MORNING.

$$

KJB







000
FZUS63 KMQT 201344
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
944 AM EDT SUN APR 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...EXPECT 29.8 INCH LOW PRESSURE OVER FAR NORTHWEST ONTARIO
TO DRIFT EAST TO NEAR JAMES BAY THIS EVENING WHILE A WEAK 30.1 INCH
HIGH PRESSURE RIDGE MOVES OVER LAKE SUPERIOR. AS THIS HIGH DRIFTS
EAST INTO QUEBEC ON MONDAY...ANOTHER 29.8 INCH LOW PRESSURE WILL
TRACK EAST ACROSS ONTARIO WHILE A SECOND 29.7 INCH LOW MOVES THROUGH
WISCONSIN AND INTO LOWER MICHIGAN. THESE TWO LOW PRESSURE SYSTEMS
WILL MERGE OVER FAR SOUTHEAST ONTARIO ON TUESDAY AND DEEPEN TO 29.6
INCHES AS A 30.2 INCH HIGH PRESSURE MOVES FROM SOUTH CENTRAL CANADA
INTO MINNESOTA. LOOK FOR THIS HIGH TO DRIFT THROUGH THE GREAT LAKES
ON WEDNESDAY AND INTO THE MID ATLANTIC STATES ON THURSDAY. A 29.3
INCH LOW PRESSURE TAKING SHAPE IN THE NORTHERN PLAINS ON WEDNESDAY
WILL THEN FOLLOW INTO MINNESOTA ON THURSDAY.

LSZ162-202145-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
944 AM EDT SUN APR 20 2014 /844 AM CDT SUN APR 20 2014/

.REST OF TODAY...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.TONIGHT...SOUTH WINDS LESS THAN 10 KNOTS BACKING SOUTHEAST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHWEST WINDS LESS THAN 10 KNOTS BECOMING WEST 5 TO
15 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS. WAVES
CALM TO 2 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET.
.TUESDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST LESS THAN
10 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS LESS THAN 10 KNOTS VEERING NORTH
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...EAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. A CHANCE OF RAIN. WAVES CALM TO 2 FEET.
.THURSDAY...EAST WINDS 15 TO 25 KNOTS BACKING NORTHEAST. RAIN...
POSSIBLY MIXED WITH SNOW...THEN A CHANCE OF RAIN. WAVES BUILDING
TO 2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ263-202145-
LAKE SUPERIOR FROM SAXON HARBOR WI TO UPPER ENTRANCE TO PORTAGE
CANAL MI 5NM OFF SHORE TO THE US/CANADIAN BORDER INCLUDING ISLE
ROYALE NATIONAL PARK-
944 AM EDT SUN APR 20 2014

.REST OF TODAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY
MID AFTERNOON. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST LESS
THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHEAST WINDS LESS THAN 10 KNOTS BECOMING WEST 5 TO
15 KNOTS BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON. A
SLIGHT CHANCE OF RAIN SHOWERS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO
1 TO 3 FEET.
.TUESDAY...NORTHWEST WINDS 5 TO 15 KNOTS BACKING WEST BY MID
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS LESS THAN 10 KNOTS VEERING NORTH
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...EAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. WAVES CALM TO 2 FEET.
.THURSDAY...EAST WINDS 15 TO 25 KNOTS. RAIN...POSSIBLY MIXED WITH
SNOW...THEN A CHANCE OF RAIN...POSSIBLY MIXED WITH SNOW. WAVES
BUILDING TO 3 TO 5 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ264-202145-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
944 AM EDT SUN APR 20 2014

.REST OF TODAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY
MID AFTERNOON. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST LESS
THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTHWEST BY MID
AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON. A SLIGHT CHANCE OF
RAIN SHOWERS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS INCREASING TO
15 TO 25 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS
THROUGH MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS. WAVES CALM TO 2 FEET.
.THURSDAY...EAST WINDS 15 TO 25 KNOTS. A CHANCE OF RAIN AND SNOW.
WAVES BUILDING TO 3 TO 5 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ265-202145-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
944 AM EDT SUN APR 20 2014

.REST OF TODAY...WEST WINDS 5 TO 15 KNOTS DIMINISHING TO LESS
THAN 10 KNOTS BY MID AFTERNOON.
.TONIGHT...SOUTHEAST WINDS LESS THAN 10 KNOTS INCREASING TO 5 TO
15 KNOTS AFTER MIDNIGHT.
.MONDAY...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING WEST BY MID
AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON. A SLIGHT CHANCE OF
RAIN SHOWERS.
.MONDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS INCREASING TO
15 TO 25 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS
THROUGH MIDNIGHT. A SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS BY MID AFTERNOON.
.TUESDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS.
.WEDNESDAY...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS.
.THURSDAY...SOUTHEAST WINDS 15 TO 25 KNOTS BACKING EAST. A CHANCE
OF SNOW. A CHANCE OF RAIN.

NOTE...WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

$$

LSZ266-202145-
LAKE SUPERIOR EAST OF A LINE FROM MANITOU ISLAND TO MARQUETTE MI
AND WEST OF A LINE FROM GRAND MARAIS MI TO THE US/CANADIAN BORDER
BEYOND 5NM FROM SHORE-
944 AM EDT SUN APR 20 2014

.REST OF TODAY...SOUTH WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS BY MID AFTERNOON.
.TONIGHT...SOUTH WINDS LESS THAN 10 KNOTS BACKING SOUTHEAST AFTER
MIDNIGHT.
.MONDAY...SOUTHEAST WINDS 5 TO 15 KNOTS DIMINISHING TO LESS THAN
10 KNOTS BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON. A
SLIGHT CHANCE OF RAIN SHOWERS.
.MONDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 15 TO
25 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS. A
SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS BY MID AFTERNOON.
.TUESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT.
.WEDNESDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS.
.THURSDAY...SOUTHEAST WINDS 15 TO 25 KNOTS BACKING EAST. A CHANCE
OF RAIN...POSSIBLY MIXED WITH SNOW.

NOTE...WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

$$

LSZ267-202145-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
944 AM EDT SUN APR 20 2014

.REST OF TODAY...SOUTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON.
.TONIGHT...SOUTH WINDS LESS THAN 10 KNOTS BACKING EAST AFTER
MIDNIGHT.
.MONDAY...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG THROUGH EARLY
AFTERNOON. A CHANCE OF RAIN SHOWERS.
.MONDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS. A SLIGHT
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KNOTS.
.TUESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT.
.WEDNESDAY...NORTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTHEAST.
.THURSDAY...SOUTHEAST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. A CHANCE OF RAIN...POSSIBLY MIXED WITH SNOW...THEN
RAIN...POSSIBLY MIXED WITH SNOW.

NOTE...WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

$$

LSZ261-202145-
MAFOR 2015/

SUPERIOR WEST 12510 12500 11400 11300 11200 11300. SLIGHT CHANCE OF
RAIN SHOWERS MONDAY MORNING. WAVES 1 FOOT OR LESS.

SUPERIOR NORTH CENTRAL 12610 12510 11500 11400 11300 11310. SLIGHT
CHANCE OF RAIN SHOWERS MONDAY MORNING. WAVES 1 FOOT OR LESS.

SUPERIOR SOUTH CENTRAL 11510 11700 11800 11200 14300. WAVES OMITTED
FOR MOSTLY ICE COVERED AREAS.

SUPERIOR EAST 11520 11510 11500 11700 11500 11600 11200 11300. WAVES
OMITTED FOR MOSTLY ICE COVERED AREAS.

$$

MCD







    US Dept of Commerce
    National Oceanic and Atmospheric Administration
    National Weather Service
    1325 East West Highway
    Silver Spring, MD 20910
    Page Author: NWS Internet Services Team
Disclaimer
Information Quality
Credits
Glossary
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities