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000
WWUS45 KPIH 201825
WSWPIH

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
1125 AM MST SAT DEC 20 2014

.ABUNDANT PACIFIC MOISTURE WILL MOVE INTO SOUTHEAST IDAHO TODAY
AND HEAVY SNOW IS EXPECTED AT HIGH ELEVATIONS IN THE CENTRAL
MOUNTAINS AND EASTERN HIGHLANDS. HIGHEST SNOW AMOUNTS ARE
EXPECTED TO BE ABOVE 7000 FEET AS THIS WILL BE A WARM SYSTEM.
2 TO 6 INCHES ARE EXPECTED AT 5 TO 6 THOUSAND FEET WITH OVER
6 INCHES POSSIBLE ABOVE 6 THOUSAND FEET AND OVER A FOOT MAY FALL
ABOVE 7000 FEET. ANYONE TRAVELING IN THE SOUTHEAST IDAHO
MOUNTAINS SATURDAY EVENING THROUGH SUNDAY NIGHT CAN EXPECT
DIFFICULT DRIVING CONDITIONS ESPECIALLY OVER PASSES.

IDZ019-023-025-211100-
/O.UPG.KPIH.WS.A.0009.141221T0000Z-141222T1200Z/
/O.EXA.KPIH.WS.W.0010.141221T0000Z-141222T1200Z/
UPPER SNAKE HIGHLANDS-CARIBOU HIGHLANDS-
WASATCH MOUNTAINS/IDAHO PORTION-
1125 AM MST SAT DEC 20 2014

...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST MONDAY ABOVE 7500 FEET...

THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A WINTER
STORM WARNING ABOVE 7500 FEET FOR HEAVY SNOW AND BLOWING SNOW
...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM MST
MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

* TIMING...5 PM TODAY THROUGH 5 AM MONDAY.

* MAIN IMPACT...6 TO 10 INCHES OF SNOW ABOVE 6000 FEET WITH AROUND
  A FOOT POSSIBLE ABOVE 7500 FEET.

* LOCATIONS INCLUDE...DRIGGS...ISLAND PARK...MONIDA PASS...
  ASHTON HILL...TARGHEE PASS...PINE CREEK PASS...FISH CREEK
  SUMMIT... GEORGETOWN SUMMIT.

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW WITH LOW
  VISIBILITIES POSSIBLE ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

IDZ018-211100-
/O.CON.KPIH.WS.W.0010.141221T0000Z-141222T1200Z/
SAWTOOTH MOUNTAINS-
INCLUDING THE LOCATIONS OF...STANLEY...CLAYTON...COPPER BASIN...
BANNER CREEK SUMMIT
1125 AM MST SAT DEC 20 2014

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 5 AM MST MONDAY...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW REMAINS IN
EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM MST MONDAY.

* TIMING...5 PM TODAY THROUGH 5 AM MONDAY.

* MAIN IMPACT...6 TO 12 INCHES OF SNOW WITH OVER A FOOT
  POSSIBLE ABOVE 7000 FEET.

* LOCATIONS INCLUDE...STANLEY...CLAYTON...BANNER CREEK SUMMIT

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW AND LOW
  VISIBILITIES ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ031-032-211100-
/O.CON.KPIH.WS.W.0010.141221T0000Z-141222T1200Z/
BIG AND LITTLE WOOD RIVER REGION-LOST RIVER/PAHSIMEROI-
INCLUDING THE LOCATIONS OF...SUN VALLEY...GALENA SUMMIT...
SMILEY CREEK LODGE...ARCO...WILLOW CREEK SUMMIT
1125 AM MST SAT DEC 20 2014

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 5 AM MST MONDAY ABOVE 6000 FEET...

A WINTER STORM WARNING ABOVE 6000 FEET FOR HEAVY SNOW AND BLOWING
SNOW REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM MST
MONDAY.

* TIMING...5 PM TODAY THROUGH 5 AM MONDAY.

* MAIN IMPACT...6 TO 10 INCHES OF SNOW ABOVE 6000 FEET WITH
  AROUND A FOOT POSSIBLE ABOVE 7000 FEET.

* LOCATIONS INCLUDE...GALENA SUMMIT...SMILEY CREEK LODGE...
  WILLOWCREEK SUMMIT.

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW WITH LOW
  VISIBILITIES POSSIBLE ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

HTTP://WEATHER.GOV/POCATELLO





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000
WWUS45 KMSO 201746
WSWMSO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1028 AM MST SAT DEC 20 2014

...ATMOSPHERIC RIVER TO BRING HEAVY MOUNTAIN SNOW...

.AN ATMOSPHERIC RIVER WILL BRING ABUNDANT MOISTURE TO THE
NORTHERN ROCKIES TONIGHT THROUGH LATE SUNDAY WITH PERIODS OF
MODERATE TO HEAVY MOUNTAIN PASS SNOWFALL. SNOW LEVELS WILL
INITIALLY BEGIN AS LOW AS 3000 FT THIS AFTERNOON THEN GRADUALLY
RISE TO NEAR 5000 FEET ON SUNDAY MORNING AND UP TO 6000 FEET ON
SUNDAY AFTERNOON...THUS SNOW WILL CHANGE OVER RAIN OR A RAIN AND
SNOW MIX FOR MANY LOWER ELEVATION PASSES ON SUNDAY MORNING.
PRECIPITATION WILL BECOME MORE SHOWERY ON SUNDAY NIGHT BUT WILL
CONTINUE FOR MANY LOCATIONS.

MTZ002-006-007-043-211200-
/O.UPG.KMSO.WS.A.0012.141221T0100Z-141222T1200Z/
/O.NEW.KMSO.WW.Y.0072.141221T0200Z-141222T1200Z/
WEST GLACIER REGION-BITTERROOT/SAPPHIRE MOUNTAINS-
BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION-
1028 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO
5 AM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND SLICK ROADS...WHICH IS IN EFFECT
FROM 7 PM THIS EVENING TO 5 AM MST MONDAY. THE WINTER STORM WATCH
IS NO LONGER IN EFFECT.

* * IMPACTS/TIMING: HEAVY WET SNOW WILL IMPACT AREA PASSES THIS
  EVENING THROUGH LATE SUNDAY. HEAVY SNOW FOLLOWED BY RAIN COULD
  MAKE MOUNTAIN ROADS VERY DIFFICULT OR DANGEROUS TO TRAVEL ON AT
  TIMES. LOLO AND LOST TRAIL PASSES WILL MOST LIKELY BE
  IMPACTED... WITH IMPACTS ALSO POSSIBLE AT HOMESTAKE...
  MCDONALD... AND MARIAS PASSES. MANY HIGHER ELEVATION LOCATIONS
  SUCH AS GEORGETOWN LAKE AND SEELEY LAKE MAY RECEIVE SEVERAL
  INCHES OF SNOW ALSO.

* SNOW ACCUMULATIONS: LOLO AND LOST TRAIL PASSES WILL BE MOST
  IMPACTED WITH EXPECTED SNOW ACCUMULATIONS OF 6-12 INCHES IN 24
  HOURS. HOMESTAKE... MCDONALD... AND MARIAS PASSES SHOULD SEE 2-8
  INCHES IN 24 HOURS.

* LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY
  83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...HIGHWAY
  93 SULA TO LOST TRAIL PASS...LOLO PASS...BUTTE...GEORGETOWN
  LAKE...HIGHWAY 12 GARRISON TO ELLISTON...HOMESTAKE PASS...
  MACDONALD PASS...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83
  SEELEY LAKE TO CONDON...I-90 EAST MISSOULA TO BEARMOUTH

PRECAUTIONARY/PREPAREDNESS ACTIONS...


A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

IDZ005-006-010-MTZ004-211200-
/O.UPG.KMSO.WS.A.0012.141221T0100Z-141222T1200Z/
/O.NEW.KMSO.WW.Y.0072.141220T2200Z-141222T1200Z/
NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS-
EASTERN LEMHI COUNTY-LOWER CLARK FORK REGION-
1028 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM MST /2 PM PST/
THIS AFTERNOON TO 5 AM MST /4 AM PST/ MONDAY ABOVE 4000 FEET...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND SLICK ROADS ABOVE 4000 FEET...
WHICH IS IN EFFECT FROM 3 PM MST /2 PM PST/ THIS AFTERNOON TO 5 AM
MST /4 AM PST/ MONDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

* * IMPACTS/TIMING: HEAVY WET SNOW TO IMPACT AREA PASSES TONIGHT
  THROUGH LATE SUNDAY. HEAVY SNOW FOLLOWED BY RAIN COULD MAKE
  MOUNTAIN ROADS VERY DIFFICULT OR DANGEROUS TO TRAVEL ON AT
  TIMES. LOOKOUT... LOLO... AND LOST TRAIL PASSES WILL MOST LIKELY
  BE IMPACTED. MANY HIGHER ELEVATION LOCATIONS SUCH AS ELK CITY...
  DIXIE... AND GILMORE SUMMIT IN CENTRAL IDAHO MAY RECEIVE
  SEVERAL INCHES OF SNOW ALSO.

* SNOW ACCUMULATIONS: LOOKOUT... LOLO... AND LOST TRAIL PASSES
  WILL BE MOST IMPACTED WITH EXPECTED SNOW ACCUMULATIONS OF 6-12
  INCHES IN 24 HOURS. ELK CITY... DIXIE... AND GILMORE SUMMIT MAY
  ALSO RECEIVE 3-6 INCHES IN 24 HOURS. PORTIONS OF THE SALMON
  RIVER VALLEY MAY ALSO SEE A SLUSHY INCH OR TWO OF SNOW MAINLY
  TONIGHT.

* LOCATIONS IMPACTED INCLUDE...DIXIE...ELK CITY...BANNOCK PASS...
   HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS
  TO GIBBONSVILLE...LEMHI PASS...EVARO HILL

PRECAUTIONARY/PREPAREDNESS ACTIONS...


A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

IDZ009-211200-
/O.NEW.KMSO.WW.Y.0072.141220T2200Z-141222T1200Z/
WESTERN LEMHI COUNTY-
1028 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO
5 AM MST MONDAY ABOVE 4000 FEET...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND SLICK ROADS ABOVE 4000 FEET...
WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 5 AM MST MONDAY.

* IMPACTS/TIMING:HEAVY WET SNOW TO IMPACT AREA MOUNTAINS TONIGHT
  THROUGH LATE SUNDAY. HEAVY SNOW FOLLOWED BY RAIN COULD MAKE
  MOUNTAIN ROADS VERY DIFFICULT OR DANGEROUS TO TRAVEL ON AT
  TIMES.

* SNOW ACCUMULATIONS: HIGHER ELEVATIONS SUCH AS WILLIAMS CREEK
  SUMMIT WILL BE MOST IMPACTED WITH SNOW ACCUMULATIONS 6-12 INCHES
  IN 24 HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...


A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$





000
WWUS45 KMSO 201746
WSWMSO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1028 AM MST SAT DEC 20 2014

...ATMOSPHERIC RIVER TO BRING HEAVY MOUNTAIN SNOW...

.AN ATMOSPHERIC RIVER WILL BRING ABUNDANT MOISTURE TO THE
NORTHERN ROCKIES TONIGHT THROUGH LATE SUNDAY WITH PERIODS OF
MODERATE TO HEAVY MOUNTAIN PASS SNOWFALL. SNOW LEVELS WILL
INITIALLY BEGIN AS LOW AS 3000 FT THIS AFTERNOON THEN GRADUALLY
RISE TO NEAR 5000 FEET ON SUNDAY MORNING AND UP TO 6000 FEET ON
SUNDAY AFTERNOON...THUS SNOW WILL CHANGE OVER RAIN OR A RAIN AND
SNOW MIX FOR MANY LOWER ELEVATION PASSES ON SUNDAY MORNING.
PRECIPITATION WILL BECOME MORE SHOWERY ON SUNDAY NIGHT BUT WILL
CONTINUE FOR MANY LOCATIONS.

MTZ002-006-007-043-211200-
/O.UPG.KMSO.WS.A.0012.141221T0100Z-141222T1200Z/
/O.NEW.KMSO.WW.Y.0072.141221T0200Z-141222T1200Z/
WEST GLACIER REGION-BITTERROOT/SAPPHIRE MOUNTAINS-
BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION-
1028 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO
5 AM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND SLICK ROADS...WHICH IS IN EFFECT
FROM 7 PM THIS EVENING TO 5 AM MST MONDAY. THE WINTER STORM WATCH
IS NO LONGER IN EFFECT.

* * IMPACTS/TIMING: HEAVY WET SNOW WILL IMPACT AREA PASSES THIS
  EVENING THROUGH LATE SUNDAY. HEAVY SNOW FOLLOWED BY RAIN COULD
  MAKE MOUNTAIN ROADS VERY DIFFICULT OR DANGEROUS TO TRAVEL ON AT
  TIMES. LOLO AND LOST TRAIL PASSES WILL MOST LIKELY BE
  IMPACTED... WITH IMPACTS ALSO POSSIBLE AT HOMESTAKE...
  MCDONALD... AND MARIAS PASSES. MANY HIGHER ELEVATION LOCATIONS
  SUCH AS GEORGETOWN LAKE AND SEELEY LAKE MAY RECEIVE SEVERAL
  INCHES OF SNOW ALSO.

* SNOW ACCUMULATIONS: LOLO AND LOST TRAIL PASSES WILL BE MOST
  IMPACTED WITH EXPECTED SNOW ACCUMULATIONS OF 6-12 INCHES IN 24
  HOURS. HOMESTAKE... MCDONALD... AND MARIAS PASSES SHOULD SEE 2-8
  INCHES IN 24 HOURS.

* LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY
  83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...HIGHWAY
  93 SULA TO LOST TRAIL PASS...LOLO PASS...BUTTE...GEORGETOWN
  LAKE...HIGHWAY 12 GARRISON TO ELLISTON...HOMESTAKE PASS...
  MACDONALD PASS...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83
  SEELEY LAKE TO CONDON...I-90 EAST MISSOULA TO BEARMOUTH

PRECAUTIONARY/PREPAREDNESS ACTIONS...


A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

IDZ005-006-010-MTZ004-211200-
/O.UPG.KMSO.WS.A.0012.141221T0100Z-141222T1200Z/
/O.NEW.KMSO.WW.Y.0072.141220T2200Z-141222T1200Z/
NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS-
EASTERN LEMHI COUNTY-LOWER CLARK FORK REGION-
1028 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM MST /2 PM PST/
THIS AFTERNOON TO 5 AM MST /4 AM PST/ MONDAY ABOVE 4000 FEET...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND SLICK ROADS ABOVE 4000 FEET...
WHICH IS IN EFFECT FROM 3 PM MST /2 PM PST/ THIS AFTERNOON TO 5 AM
MST /4 AM PST/ MONDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

* * IMPACTS/TIMING: HEAVY WET SNOW TO IMPACT AREA PASSES TONIGHT
  THROUGH LATE SUNDAY. HEAVY SNOW FOLLOWED BY RAIN COULD MAKE
  MOUNTAIN ROADS VERY DIFFICULT OR DANGEROUS TO TRAVEL ON AT
  TIMES. LOOKOUT... LOLO... AND LOST TRAIL PASSES WILL MOST LIKELY
  BE IMPACTED. MANY HIGHER ELEVATION LOCATIONS SUCH AS ELK CITY...
  DIXIE... AND GILMORE SUMMIT IN CENTRAL IDAHO MAY RECEIVE
  SEVERAL INCHES OF SNOW ALSO.

* SNOW ACCUMULATIONS: LOOKOUT... LOLO... AND LOST TRAIL PASSES
  WILL BE MOST IMPACTED WITH EXPECTED SNOW ACCUMULATIONS OF 6-12
  INCHES IN 24 HOURS. ELK CITY... DIXIE... AND GILMORE SUMMIT MAY
  ALSO RECEIVE 3-6 INCHES IN 24 HOURS. PORTIONS OF THE SALMON
  RIVER VALLEY MAY ALSO SEE A SLUSHY INCH OR TWO OF SNOW MAINLY
  TONIGHT.

* LOCATIONS IMPACTED INCLUDE...DIXIE...ELK CITY...BANNOCK PASS...
   HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS
  TO GIBBONSVILLE...LEMHI PASS...EVARO HILL

PRECAUTIONARY/PREPAREDNESS ACTIONS...


A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

IDZ009-211200-
/O.NEW.KMSO.WW.Y.0072.141220T2200Z-141222T1200Z/
WESTERN LEMHI COUNTY-
1028 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO
5 AM MST MONDAY ABOVE 4000 FEET...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND SLICK ROADS ABOVE 4000 FEET...
WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 5 AM MST MONDAY.

* IMPACTS/TIMING:HEAVY WET SNOW TO IMPACT AREA MOUNTAINS TONIGHT
  THROUGH LATE SUNDAY. HEAVY SNOW FOLLOWED BY RAIN COULD MAKE
  MOUNTAIN ROADS VERY DIFFICULT OR DANGEROUS TO TRAVEL ON AT
  TIMES.

* SNOW ACCUMULATIONS: HIGHER ELEVATIONS SUCH AS WILLIAMS CREEK
  SUMMIT WILL BE MOST IMPACTED WITH SNOW ACCUMULATIONS 6-12 INCHES
  IN 24 HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...


A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$




000
WWUS45 KMSO 201728
WSWMSO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1028 AM MST SAT DEC 20 2014

...ATMOSPHERIC RIVER TO BRING HEAVY MOUNTAIN SNOW...

.AN ATMOSPHERIC RIVER WILL BRING ABUNDANT MOISTURE TO THE
NORTHERN ROCKIES TONIGHT THROUGH LATE SUNDAY WITH PERIODS OF
MODERATE TO HEAVY MOUNTAIN PASS SNOWFALL. SNOW LEVELS WILL
INITIALLY BEGIN AS LOW AS 3000 FT THIS AFTERNOON THEN GRADUALLY
RISE TO NEAR 5000 FEET ON SUNDAY MORNING AND UP TO 6000 FEET ON
SUNDAY AFTERNOON...THUS SNOW WILL CHANGE OVER RAIN OR A RAIN AND
SNOW MIX FOR MANY LOWER ELEVATION PASSES ON SUNDAY MORNING.
PRECIPITATION WILL BECOME MORE SHOWERY ON SUNDAY NIGHT BUT WILL
CONTINUE FOR MANY LOCATIONS.

MTZ002-006-007-043-211200-
/O.UPG.KMSO.WS.A.0012.141221T0100Z-141222T1200Z/
/O.NEW.KMSO.WW.Y.0072.141221T0200Z-141222T1200Z/
WEST GLACIER REGION-BITTERROOT/SAPPHIRE MOUNTAINS-
BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION-
1028 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO
5 AM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND SLICK ROADS...WHICH IS IN EFFECT
FROM 7 PM THIS EVENING TO 5 AM MST MONDAY. THE WINTER STORM WATCH
IS NO LONGER IN EFFECT.

* * IMPACTS/TIMING: HEAVY WET SNOW WILL IMPACT AREA PASSES THIS
  EVENING THROUGH LATE SUNDAY. HEAVY SNOW FOLLOWED BY RAIN COULD
  MAKE MOUNTAIN ROADS VERY DIFFICULT OR DANGEROUS TO TRAVEL ON AT
  TIMES. LOLO AND LOST TRAIL PASSES WILL MOST LIKELY BE
  IMPACTED... WITH IMPACTS ALSO POSSIBLE AT HOMESTAKE...
  MCDONALD... AND MARIAS PASSES. MANY HIGHER ELEVATION LOCATIONS
  SUCH AS GEORGETOWN LAKE AND SEELEY LAKE MAY RECEIVE SEVERAL
  INCHES OF SNOW ALSO.

* SNOW ACCUMULATIONS: LOLO AND LOST TRAIL PASSES WILL BE MOST
  IMPACTED WITH EXPECTED SNOW ACCUMULATIONS OF 6-12 INCHES IN 24
  HOURS. HOMESTAKE... MCDONALD... AND MARIAS PASSES SHOULD SEE 2-8
  INCHES IN 24 HOURS.

* LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY
  83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...HIGHWAY
  93 SULA TO LOST TRAIL PASS...LOLO PASS...BUTTE...GEORGETOWN
  LAKE...HIGHWAY 12 GARRISON TO ELLISTON...HOMESTAKE PASS...
  MACDONALD PASS...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83
  SEELEY LAKE TO CONDON...I-90 EAST MISSOULA TO BEARMOUTH

PRECAUTIONARY/PREPAREDNESS ACTIONS...


A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

IDZ005-006-010-MTZ004-211200-
/O.UPG.KMSO.WS.A.0012.141221T0100Z-141222T1200Z/
/O.NEW.KMSO.WW.Y.0072.141220T2200Z-141222T1200Z/
NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS-
EASTERN LEMHI COUNTY-LOWER CLARK FORK REGION-
1028 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM MST /2 PM PST/
THIS AFTERNOON TO 5 AM MST /4 AM PST/ MONDAY ABOVE 4000 FEET...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND SLICK ROADS ABOVE 4000 FEET...
WHICH IS IN EFFECT FROM 3 PM MST /2 PM PST/ THIS AFTERNOON TO 5 AM
MST /4 AM PST/ MONDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

* * IMPACTS/TIMING: HEAVY WET SNOW TO IMPACT AREA PASSES TONIGHT
  THROUGH LATE SUNDAY. HEAVY SNOW FOLLOWED BY RAIN COULD MAKE
  MOUNTAIN ROADS VERY DIFFICULT OR DANGEROUS TO TRAVEL ON AT
  TIMES. LOOKOUT... LOLO... AND LOST TRAIL PASSES WILL MOST LIKELY
  BE IMPACTED. MANY HIGHER ELEVATION LOCATIONS SUCH AS ELK CITY...
  DIXIE... AND GILMORE SUMMIT IN CENTRAL IDAHO MAY RECEIVE
  SEVERAL INCHES OF SNOW ALSO.

* SNOW ACCUMULATIONS: LOOKOUT... LOLO... AND LOST TRAIL PASSES
  WILL BE MOST IMPACTED WITH EXPECTED SNOW ACCUMULATIONS OF 6-12
  INCHES IN 24 HOURS. ELK CITY... DIXIE... AND GILMORE SUMMIT MAY
  ALSO RECEIVE 3-6 INCHES IN 24 HOURS. PORTIONS OF THE SALMON
  RIVER VALLEY MAY ALSO SEE A SLUSHY INCH OR TWO OF SNOW MAINLY
  TONIGHT.

* LOCATIONS IMPACTED INCLUDE...DIXIE...ELK CITY...BANNOCK PASS...
   HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS
  TO GIBBONSVILLE...LEMHI PASS...EVARO HILL

PRECAUTIONARY/PREPAREDNESS ACTIONS...


A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

IDZ009-211200-
/O.NEW.KMSO.WW.Y.0072.141220T2200Z-141222T1200Z/
WESTERN LEMHI COUNTY-
1028 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO
5 AM MST MONDAY ABOVE 4000 FEET...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND SLICK ROADS ABOVE 4000 FEET...
WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 5 AM MST MONDAY.

* IMPACTS/TIMING:HEAVY WET SNOW TO IMPACT AREA MOUNTAINS TONIGHT
  THROUGH LATE SUNDAY. HEAVY SNOW FOLLOWED BY RAIN COULD MAKE
  MOUNTAIN ROADS VERY DIFFICULT OR DANGEROUS TO TRAVEL ON AT
  TIMES.

* SNOW ACCUMULATIONS: HIGHER ELEVATIONS SUCH AS WILLIAMS CREEK
  SUMMIT WILL BE MOST IMPACTED WITH SNOW ACCUMULATIONS 6-12 INCHES
  IN 24 HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...


A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$



000
WWUS45 KMSO 201728
WSWMSO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1028 AM MST SAT DEC 20 2014

...ATMOSPHERIC RIVER TO BRING HEAVY MOUNTAIN SNOW...

.AN ATMOSPHERIC RIVER WILL BRING ABUNDANT MOISTURE TO THE
NORTHERN ROCKIES TONIGHT THROUGH LATE SUNDAY WITH PERIODS OF
MODERATE TO HEAVY MOUNTAIN PASS SNOWFALL. SNOW LEVELS WILL
INITIALLY BEGIN AS LOW AS 3000 FT THIS AFTERNOON THEN GRADUALLY
RISE TO NEAR 5000 FEET ON SUNDAY MORNING AND UP TO 6000 FEET ON
SUNDAY AFTERNOON...THUS SNOW WILL CHANGE OVER RAIN OR A RAIN AND
SNOW MIX FOR MANY LOWER ELEVATION PASSES ON SUNDAY MORNING.
PRECIPITATION WILL BECOME MORE SHOWERY ON SUNDAY NIGHT BUT WILL
CONTINUE FOR MANY LOCATIONS.

MTZ002-006-007-043-211200-
/O.UPG.KMSO.WS.A.0012.141221T0100Z-141222T1200Z/
/O.NEW.KMSO.WW.Y.0072.141221T0200Z-141222T1200Z/
WEST GLACIER REGION-BITTERROOT/SAPPHIRE MOUNTAINS-
BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION-
1028 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO
5 AM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND SLICK ROADS...WHICH IS IN EFFECT
FROM 7 PM THIS EVENING TO 5 AM MST MONDAY. THE WINTER STORM WATCH
IS NO LONGER IN EFFECT.

* * IMPACTS/TIMING: HEAVY WET SNOW WILL IMPACT AREA PASSES THIS
  EVENING THROUGH LATE SUNDAY. HEAVY SNOW FOLLOWED BY RAIN COULD
  MAKE MOUNTAIN ROADS VERY DIFFICULT OR DANGEROUS TO TRAVEL ON AT
  TIMES. LOLO AND LOST TRAIL PASSES WILL MOST LIKELY BE
  IMPACTED... WITH IMPACTS ALSO POSSIBLE AT HOMESTAKE...
  MCDONALD... AND MARIAS PASSES. MANY HIGHER ELEVATION LOCATIONS
  SUCH AS GEORGETOWN LAKE AND SEELEY LAKE MAY RECEIVE SEVERAL
  INCHES OF SNOW ALSO.

* SNOW ACCUMULATIONS: LOLO AND LOST TRAIL PASSES WILL BE MOST
  IMPACTED WITH EXPECTED SNOW ACCUMULATIONS OF 6-12 INCHES IN 24
  HOURS. HOMESTAKE... MCDONALD... AND MARIAS PASSES SHOULD SEE 2-8
  INCHES IN 24 HOURS.

* LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY
  83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...HIGHWAY
  93 SULA TO LOST TRAIL PASS...LOLO PASS...BUTTE...GEORGETOWN
  LAKE...HIGHWAY 12 GARRISON TO ELLISTON...HOMESTAKE PASS...
  MACDONALD PASS...HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83
  SEELEY LAKE TO CONDON...I-90 EAST MISSOULA TO BEARMOUTH

PRECAUTIONARY/PREPAREDNESS ACTIONS...


A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

IDZ005-006-010-MTZ004-211200-
/O.UPG.KMSO.WS.A.0012.141221T0100Z-141222T1200Z/
/O.NEW.KMSO.WW.Y.0072.141220T2200Z-141222T1200Z/
NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS-
EASTERN LEMHI COUNTY-LOWER CLARK FORK REGION-
1028 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM MST /2 PM PST/
THIS AFTERNOON TO 5 AM MST /4 AM PST/ MONDAY ABOVE 4000 FEET...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND SLICK ROADS ABOVE 4000 FEET...
WHICH IS IN EFFECT FROM 3 PM MST /2 PM PST/ THIS AFTERNOON TO 5 AM
MST /4 AM PST/ MONDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

* * IMPACTS/TIMING: HEAVY WET SNOW TO IMPACT AREA PASSES TONIGHT
  THROUGH LATE SUNDAY. HEAVY SNOW FOLLOWED BY RAIN COULD MAKE
  MOUNTAIN ROADS VERY DIFFICULT OR DANGEROUS TO TRAVEL ON AT
  TIMES. LOOKOUT... LOLO... AND LOST TRAIL PASSES WILL MOST LIKELY
  BE IMPACTED. MANY HIGHER ELEVATION LOCATIONS SUCH AS ELK CITY...
  DIXIE... AND GILMORE SUMMIT IN CENTRAL IDAHO MAY RECEIVE
  SEVERAL INCHES OF SNOW ALSO.

* SNOW ACCUMULATIONS: LOOKOUT... LOLO... AND LOST TRAIL PASSES
  WILL BE MOST IMPACTED WITH EXPECTED SNOW ACCUMULATIONS OF 6-12
  INCHES IN 24 HOURS. ELK CITY... DIXIE... AND GILMORE SUMMIT MAY
  ALSO RECEIVE 3-6 INCHES IN 24 HOURS. PORTIONS OF THE SALMON
  RIVER VALLEY MAY ALSO SEE A SLUSHY INCH OR TWO OF SNOW MAINLY
  TONIGHT.

* LOCATIONS IMPACTED INCLUDE...DIXIE...ELK CITY...BANNOCK PASS...
   HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS
  TO GIBBONSVILLE...LEMHI PASS...EVARO HILL

PRECAUTIONARY/PREPAREDNESS ACTIONS...


A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

IDZ009-211200-
/O.NEW.KMSO.WW.Y.0072.141220T2200Z-141222T1200Z/
WESTERN LEMHI COUNTY-
1028 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO
5 AM MST MONDAY ABOVE 4000 FEET...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND SLICK ROADS ABOVE 4000 FEET...
WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 5 AM MST MONDAY.

* IMPACTS/TIMING:HEAVY WET SNOW TO IMPACT AREA MOUNTAINS TONIGHT
  THROUGH LATE SUNDAY. HEAVY SNOW FOLLOWED BY RAIN COULD MAKE
  MOUNTAIN ROADS VERY DIFFICULT OR DANGEROUS TO TRAVEL ON AT
  TIMES.

* SNOW ACCUMULATIONS: HIGHER ELEVATIONS SUCH AS WILLIAMS CREEK
  SUMMIT WILL BE MOST IMPACTED WITH SNOW ACCUMULATIONS 6-12 INCHES
  IN 24 HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...


A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$



  [top]

000
WWUS45 KBOI 201139
WSWBOI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
439 AM MST SAT DEC 20 2014

...HIGH ELEVATION WINTER STORM FOR THE EAST-CENTRAL OREGON AND
SOUTHWEST IDAHO MOUNTAINS THIS WEEKEND...

.A CONTINUOUS FETCH OF PACIFIC MOISTURE WILL BRING A PROLONGED
PERIOD OF PRECIPITATION TO SOUTHEAST OREGON AND SOUTHWEST IDAHO
THIS WEEKEND. FOCUS OF THE HEAVIEST PRECIPITATION WILL BE OVER THE
EAST-CENTRAL OREGON MOUNTAINS...WEISER BASIN AND THE WEST CENTRAL
AND BOISE MOUNTAINS. SNOW LEVELS WILL START AROUND 5000 FEET
TODAY...AND RISE TO 6000 FEET ACROSS THE EAST-CENTRAL OREGON AND
WEST-CENTRAL IDAHO MTNS AND TO AROUND 7000 FEET IN THE BOISE
MOUNTAINS BY SUNDAY MORNING. MOUNTAIN VALLEYS BELOW 5500 FEET WILL
SEE 1 TO 4 INCHES OF SNOW BEFORE THE CHANGEOVER TO RAIN LATER THIS
EVENING.


IDZ028-201245-
/O.CAN.KBOI.WW.Y.0015.141220T1800Z-141221T1200Z/
CAMAS PRAIRIE-
439 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BOISE HAS CANCELLED THE WINTER
WEATHER ADVISORY FOR SNOW IN THE CAMAS PRAIRIE.

ACCUMULATIONS ARE NOT EXPECTED TO REACH ADVISORY CRITERIA AND WILL HAVE
MINIMAL IMPACT IN CAMAS PRAIRIE. THE GREATEST SNOW ACCUMULATION
WITH THIS STORM WILL BE AT ELEVATIONS ABOVE 7000 FEET.

$$

IDZ013-201245-
/O.CAN.KBOI.WW.Y.0015.141220T1800Z-141221T1800Z/
BOISE MOUNTAINS-
439 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BOISE HAS CANCELLED THE WINTER
WEATHER ADVISORY FOR SNOW IN THE BOISE MOUNTAINS.

ACCUMULATIONS ARE NOT EXPECTED TO REACH ADVISORY CRITERIA AND WILL HAVE
MINIMAL IMPACT IN MOUNTAIN VALLEYS. THE GREATEST SNOW ACCUMULATION
WITH THIS STORM WILL BE AT ELEVATIONS ABOVE 7000 FEET.

$$

IDZ011-202200-
/O.EXT.KBOI.WW.Y.0015.141220T1800Z-141221T0600Z/
WEST CENTRAL MOUNTAINS-
439 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 11 AM THIS MORNING
TO 11 PM MST THIS EVENING...

THE WINTER WEATHER ADVISORY FOR SNOW IN THE WEST-CENTRAL AND
BOISE MOUNTAINS IS NOW IN EFFECT FROM 11 AM THIS MORNING TO 11 PM
MST THIS EVENING.

* SNOW AMOUNTS...FROM 2 TO 4 INCHES IN THE VALLEYS. UP TO ONE FOOT
  THROUGH MIDNIGHT ACROSS HIGHER PEAKS WITH ADDITIONAL
  ACCUMULATIONS AFTER MIDNIGHT.

* SNOW LEVELS...4500 FEET...RISING TO 5500 BY MIDNIGHT.

* TIMING...SNOW WILL DEVELOP BY LATE MORNING INCREASING IN
  INTENSITY IN THE AFTERNOON. SNOW LEVELS WILL RISE THROUGH THE
  EVENING REDUCING IMPACTS IN MOUNTAIN VALLEYS

* IMPACTS...ROADS WILL BECOME SNOW-COVERED MAKING DRIVING
  DIFFICULT...ESPECIALLY ALONG HIGHWAY 55 NORTH OF SMITHS FERRY
  AND WARM LAKE ROAD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL PRIMARILY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$




000
WWUS45 KBOI 201139
WSWBOI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
439 AM MST SAT DEC 20 2014

...HIGH ELEVATION WINTER STORM FOR THE EAST-CENTRAL OREGON AND
SOUTHWEST IDAHO MOUNTAINS THIS WEEKEND...

.A CONTINUOUS FETCH OF PACIFIC MOISTURE WILL BRING A PROLONGED
PERIOD OF PRECIPITATION TO SOUTHEAST OREGON AND SOUTHWEST IDAHO
THIS WEEKEND. FOCUS OF THE HEAVIEST PRECIPITATION WILL BE OVER THE
EAST-CENTRAL OREGON MOUNTAINS...WEISER BASIN AND THE WEST CENTRAL
AND BOISE MOUNTAINS. SNOW LEVELS WILL START AROUND 5000 FEET
TODAY...AND RISE TO 6000 FEET ACROSS THE EAST-CENTRAL OREGON AND
WEST-CENTRAL IDAHO MTNS AND TO AROUND 7000 FEET IN THE BOISE
MOUNTAINS BY SUNDAY MORNING. MOUNTAIN VALLEYS BELOW 5500 FEET WILL
SEE 1 TO 4 INCHES OF SNOW BEFORE THE CHANGEOVER TO RAIN LATER THIS
EVENING.


IDZ028-201245-
/O.CAN.KBOI.WW.Y.0015.141220T1800Z-141221T1200Z/
CAMAS PRAIRIE-
439 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BOISE HAS CANCELLED THE WINTER
WEATHER ADVISORY FOR SNOW IN THE CAMAS PRAIRIE.

ACCUMULATIONS ARE NOT EXPECTED TO REACH ADVISORY CRITERIA AND WILL HAVE
MINIMAL IMPACT IN CAMAS PRAIRIE. THE GREATEST SNOW ACCUMULATION
WITH THIS STORM WILL BE AT ELEVATIONS ABOVE 7000 FEET.

$$

IDZ013-201245-
/O.CAN.KBOI.WW.Y.0015.141220T1800Z-141221T1800Z/
BOISE MOUNTAINS-
439 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BOISE HAS CANCELLED THE WINTER
WEATHER ADVISORY FOR SNOW IN THE BOISE MOUNTAINS.

ACCUMULATIONS ARE NOT EXPECTED TO REACH ADVISORY CRITERIA AND WILL HAVE
MINIMAL IMPACT IN MOUNTAIN VALLEYS. THE GREATEST SNOW ACCUMULATION
WITH THIS STORM WILL BE AT ELEVATIONS ABOVE 7000 FEET.

$$

IDZ011-202200-
/O.EXT.KBOI.WW.Y.0015.141220T1800Z-141221T0600Z/
WEST CENTRAL MOUNTAINS-
439 AM MST SAT DEC 20 2014

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 11 AM THIS MORNING
TO 11 PM MST THIS EVENING...

THE WINTER WEATHER ADVISORY FOR SNOW IN THE WEST-CENTRAL AND
BOISE MOUNTAINS IS NOW IN EFFECT FROM 11 AM THIS MORNING TO 11 PM
MST THIS EVENING.

* SNOW AMOUNTS...FROM 2 TO 4 INCHES IN THE VALLEYS. UP TO ONE FOOT
  THROUGH MIDNIGHT ACROSS HIGHER PEAKS WITH ADDITIONAL
  ACCUMULATIONS AFTER MIDNIGHT.

* SNOW LEVELS...4500 FEET...RISING TO 5500 BY MIDNIGHT.

* TIMING...SNOW WILL DEVELOP BY LATE MORNING INCREASING IN
  INTENSITY IN THE AFTERNOON. SNOW LEVELS WILL RISE THROUGH THE
  EVENING REDUCING IMPACTS IN MOUNTAIN VALLEYS

* IMPACTS...ROADS WILL BECOME SNOW-COVERED MAKING DRIVING
  DIFFICULT...ESPECIALLY ALONG HIGHWAY 55 NORTH OF SMITHS FERRY
  AND WARM LAKE ROAD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL PRIMARILY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$



000
WWUS45 KPIH 200958
WSWPIH

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
258 AM MST SAT DEC 20 2014

.ABUNDANT PACIFIC MOISTURE WILL MOVE INTO SOUTHEAST IDAHO
TODAY AND HEAVY SNOW IS EXPECTED AT HIGH ELEVATIONS IN THE
CENTRAL MOUNTAINS AND EASTERN HIGHLANDS. HIGHEST SNOW AMOUNTS ARE
EXPECTED TO BE ABOVE 7000 FEET AS THIS WILL BE A WARM SYSTEM. 2 TO
6 INCHES ARE EXPECTED AT 5 TO 6 THOUSAND FEET WITH OVER 6 INCHES
POSSIBLE ABOVE 6 THOUSAND FEET AND OVER A FOOT MAY FALL ABOVE 7000
FEET. ANYONE TRAVELING IN THE SOUTHEAST IDAHO MOUNTAINS SATURDAY
EVENING THROUGH SUNDAY NIGHT CAN EXPECT DIFFICULT DRIVING
CONDITIONS ESPECIALLY OVER PASSES.

IDZ018-202200-
/O.UPG.KPIH.WS.A.0009.141221T0000Z-141222T1200Z/
/O.NEW.KPIH.WS.W.0010.141221T0000Z-141222T1200Z/
SAWTOOTH MOUNTAINS-
INCLUDING THE LOCATIONS OF...STANLEY...CLAYTON...COPPER BASIN...
BANNER CREEK SUMMIT
258 AM MST SAT DEC 20 2014

...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW WHICH IS IN EFFECT
FROM 5 PM THIS AFTERNOON TO 5 AM MST MONDAY. THE WINTER STORM
WATCH IS NO LONGER IN EFFECT.

* TIMING...5 PM TODAY THROUGH 5 AM MONDAY.

* MAIN IMPACT...6 TO 12 INCHES OF SNOW WITH OVER A FOOT
  POSSIBLE ABOVE 7000 FEET.

* LOCATIONS INCLUDE...STANLEY...CLAYTON...BANNER CREEK SUMMIT

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW AND LOW
  VISIBILITIES ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ031-032-202200-
/O.UPG.KPIH.WS.A.0009.141221T0000Z-141222T1200Z/
/O.NEW.KPIH.WS.W.0010.141221T0000Z-141222T1200Z/
BIG AND LITTLE WOOD RIVER REGION-LOST RIVER/PAHSIMEROI-
INCLUDING THE LOCATIONS OF...SUN VALLEY...GALENA SUMMIT...
SMILEY CREEK LODGE...ARCO...WILLOW CREEK SUMMIT
258 AM MST SAT DEC 20 2014

...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST MONDAY ABOVE 6000 FEET...

THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A WINTER
STORM WARNING ABOVE 6000 FEET FOR HEAVY SNOW AND BLOWING SNOW
WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM MST MONDAY.
THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

* TIMING...5 PM TODAY THROUGH 5 AM MONDAY.

* MAIN IMPACT...6 TO 10 INCHES OF SNOW ABOVE 6000 FEET WITH
  AROUND A FOOT POSSIBLE ABOVE 7000 FEET.

* LOCATIONS INCLUDE...GALENA SUMMIT...SMILEY CREEK LODGE...WILLOW
  CREEK SUMMIT.

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW WITH LOW
  VISIBILITIES POSSIBLE ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ019-023-025-202200-
/O.CON.KPIH.WS.A.0009.141221T0000Z-141222T1200Z/
UPPER SNAKE HIGHLANDS-CARIBOU HIGHLANDS-
WASATCH MOUNTAINS/IDAHO PORTION-
INCLUDING THE LOCATIONS OF...DRIGGS...ISLAND PARK...EDIE RANCH...
MONIDA PASS...ASHTON HILL...TARGHEE PASS...PINE CREEK PASS...
FISH CREEK SUMMIT...GRAYS LAKE NWR...GEORGETOWN...PARIS...
GEORGETOWN SUMMIT
258 AM MST SAT DEC 20 2014

...WINTER STORM WATCH REMAINS IN EFFECT FROM THIS AFTERNOON
THROUGH LATE SUNDAY NIGHT ABOVE 6000 FEET...

A WINTER STORM WATCH ABOVE 6000 FEET REMAINS IN EFFECT FROM THIS
AFTERNOON THROUGH LATE SUNDAY NIGHT.

* TIMING...5 PM TODAY THROUGH 5 AM MONDAY.

* MAIN IMPACT...6 TO 10 INCHES OF SNOW ABOVE 6000 FEET WITH
  AROUND A FOOT POSSIBLE ABOVE 7000 FEET.

* LOCATIONS INCLUDE...DRIGGS...ISLAND PARK...MONIDA PASS... ASHTON
  HILL...TARGHEE PASS...PINE CREEK PASS...FISH CREEK SUMMIT...
  GEORGETOWN SUMMIT.

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW WITH LOW
  VISIBILITIES POSSIBLE ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

HTTP://WEATHER.GOV/POCATELLO






000
WWUS45 KPIH 200958
WSWPIH

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
258 AM MST SAT DEC 20 2014

.ABUNDANT PACIFIC MOISTURE WILL MOVE INTO SOUTHEAST IDAHO
TODAY AND HEAVY SNOW IS EXPECTED AT HIGH ELEVATIONS IN THE
CENTRAL MOUNTAINS AND EASTERN HIGHLANDS. HIGHEST SNOW AMOUNTS ARE
EXPECTED TO BE ABOVE 7000 FEET AS THIS WILL BE A WARM SYSTEM. 2 TO
6 INCHES ARE EXPECTED AT 5 TO 6 THOUSAND FEET WITH OVER 6 INCHES
POSSIBLE ABOVE 6 THOUSAND FEET AND OVER A FOOT MAY FALL ABOVE 7000
FEET. ANYONE TRAVELING IN THE SOUTHEAST IDAHO MOUNTAINS SATURDAY
EVENING THROUGH SUNDAY NIGHT CAN EXPECT DIFFICULT DRIVING
CONDITIONS ESPECIALLY OVER PASSES.

IDZ018-202200-
/O.UPG.KPIH.WS.A.0009.141221T0000Z-141222T1200Z/
/O.NEW.KPIH.WS.W.0010.141221T0000Z-141222T1200Z/
SAWTOOTH MOUNTAINS-
INCLUDING THE LOCATIONS OF...STANLEY...CLAYTON...COPPER BASIN...
BANNER CREEK SUMMIT
258 AM MST SAT DEC 20 2014

...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW WHICH IS IN EFFECT
FROM 5 PM THIS AFTERNOON TO 5 AM MST MONDAY. THE WINTER STORM
WATCH IS NO LONGER IN EFFECT.

* TIMING...5 PM TODAY THROUGH 5 AM MONDAY.

* MAIN IMPACT...6 TO 12 INCHES OF SNOW WITH OVER A FOOT
  POSSIBLE ABOVE 7000 FEET.

* LOCATIONS INCLUDE...STANLEY...CLAYTON...BANNER CREEK SUMMIT

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW AND LOW
  VISIBILITIES ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ031-032-202200-
/O.UPG.KPIH.WS.A.0009.141221T0000Z-141222T1200Z/
/O.NEW.KPIH.WS.W.0010.141221T0000Z-141222T1200Z/
BIG AND LITTLE WOOD RIVER REGION-LOST RIVER/PAHSIMEROI-
INCLUDING THE LOCATIONS OF...SUN VALLEY...GALENA SUMMIT...
SMILEY CREEK LODGE...ARCO...WILLOW CREEK SUMMIT
258 AM MST SAT DEC 20 2014

...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST MONDAY ABOVE 6000 FEET...

THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A WINTER
STORM WARNING ABOVE 6000 FEET FOR HEAVY SNOW AND BLOWING SNOW
WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM MST MONDAY.
THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

* TIMING...5 PM TODAY THROUGH 5 AM MONDAY.

* MAIN IMPACT...6 TO 10 INCHES OF SNOW ABOVE 6000 FEET WITH
  AROUND A FOOT POSSIBLE ABOVE 7000 FEET.

* LOCATIONS INCLUDE...GALENA SUMMIT...SMILEY CREEK LODGE...WILLOW
  CREEK SUMMIT.

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW WITH LOW
  VISIBILITIES POSSIBLE ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ019-023-025-202200-
/O.CON.KPIH.WS.A.0009.141221T0000Z-141222T1200Z/
UPPER SNAKE HIGHLANDS-CARIBOU HIGHLANDS-
WASATCH MOUNTAINS/IDAHO PORTION-
INCLUDING THE LOCATIONS OF...DRIGGS...ISLAND PARK...EDIE RANCH...
MONIDA PASS...ASHTON HILL...TARGHEE PASS...PINE CREEK PASS...
FISH CREEK SUMMIT...GRAYS LAKE NWR...GEORGETOWN...PARIS...
GEORGETOWN SUMMIT
258 AM MST SAT DEC 20 2014

...WINTER STORM WATCH REMAINS IN EFFECT FROM THIS AFTERNOON
THROUGH LATE SUNDAY NIGHT ABOVE 6000 FEET...

A WINTER STORM WATCH ABOVE 6000 FEET REMAINS IN EFFECT FROM THIS
AFTERNOON THROUGH LATE SUNDAY NIGHT.

* TIMING...5 PM TODAY THROUGH 5 AM MONDAY.

* MAIN IMPACT...6 TO 10 INCHES OF SNOW ABOVE 6000 FEET WITH
  AROUND A FOOT POSSIBLE ABOVE 7000 FEET.

* LOCATIONS INCLUDE...DRIGGS...ISLAND PARK...MONIDA PASS... ASHTON
  HILL...TARGHEE PASS...PINE CREEK PASS...FISH CREEK SUMMIT...
  GEORGETOWN SUMMIT.

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW WITH LOW
  VISIBILITIES POSSIBLE ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

HTTP://WEATHER.GOV/POCATELLO






000
WWUS45 KPIH 200958
WSWPIH

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
258 AM MST SAT DEC 20 2014

.ABUNDANT PACIFIC MOISTURE WILL MOVE INTO SOUTHEAST IDAHO
TODAY AND HEAVY SNOW IS EXPECTED AT HIGH ELEVATIONS IN THE
CENTRAL MOUNTAINS AND EASTERN HIGHLANDS. HIGHEST SNOW AMOUNTS ARE
EXPECTED TO BE ABOVE 7000 FEET AS THIS WILL BE A WARM SYSTEM. 2 TO
6 INCHES ARE EXPECTED AT 5 TO 6 THOUSAND FEET WITH OVER 6 INCHES
POSSIBLE ABOVE 6 THOUSAND FEET AND OVER A FOOT MAY FALL ABOVE 7000
FEET. ANYONE TRAVELING IN THE SOUTHEAST IDAHO MOUNTAINS SATURDAY
EVENING THROUGH SUNDAY NIGHT CAN EXPECT DIFFICULT DRIVING
CONDITIONS ESPECIALLY OVER PASSES.

IDZ018-202200-
/O.UPG.KPIH.WS.A.0009.141221T0000Z-141222T1200Z/
/O.NEW.KPIH.WS.W.0010.141221T0000Z-141222T1200Z/
SAWTOOTH MOUNTAINS-
INCLUDING THE LOCATIONS OF...STANLEY...CLAYTON...COPPER BASIN...
BANNER CREEK SUMMIT
258 AM MST SAT DEC 20 2014

...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW WHICH IS IN EFFECT
FROM 5 PM THIS AFTERNOON TO 5 AM MST MONDAY. THE WINTER STORM
WATCH IS NO LONGER IN EFFECT.

* TIMING...5 PM TODAY THROUGH 5 AM MONDAY.

* MAIN IMPACT...6 TO 12 INCHES OF SNOW WITH OVER A FOOT
  POSSIBLE ABOVE 7000 FEET.

* LOCATIONS INCLUDE...STANLEY...CLAYTON...BANNER CREEK SUMMIT

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW AND LOW
  VISIBILITIES ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ031-032-202200-
/O.UPG.KPIH.WS.A.0009.141221T0000Z-141222T1200Z/
/O.NEW.KPIH.WS.W.0010.141221T0000Z-141222T1200Z/
BIG AND LITTLE WOOD RIVER REGION-LOST RIVER/PAHSIMEROI-
INCLUDING THE LOCATIONS OF...SUN VALLEY...GALENA SUMMIT...
SMILEY CREEK LODGE...ARCO...WILLOW CREEK SUMMIT
258 AM MST SAT DEC 20 2014

...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST MONDAY ABOVE 6000 FEET...

THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A WINTER
STORM WARNING ABOVE 6000 FEET FOR HEAVY SNOW AND BLOWING SNOW
WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM MST MONDAY.
THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

* TIMING...5 PM TODAY THROUGH 5 AM MONDAY.

* MAIN IMPACT...6 TO 10 INCHES OF SNOW ABOVE 6000 FEET WITH
  AROUND A FOOT POSSIBLE ABOVE 7000 FEET.

* LOCATIONS INCLUDE...GALENA SUMMIT...SMILEY CREEK LODGE...WILLOW
  CREEK SUMMIT.

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW WITH LOW
  VISIBILITIES POSSIBLE ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ019-023-025-202200-
/O.CON.KPIH.WS.A.0009.141221T0000Z-141222T1200Z/
UPPER SNAKE HIGHLANDS-CARIBOU HIGHLANDS-
WASATCH MOUNTAINS/IDAHO PORTION-
INCLUDING THE LOCATIONS OF...DRIGGS...ISLAND PARK...EDIE RANCH...
MONIDA PASS...ASHTON HILL...TARGHEE PASS...PINE CREEK PASS...
FISH CREEK SUMMIT...GRAYS LAKE NWR...GEORGETOWN...PARIS...
GEORGETOWN SUMMIT
258 AM MST SAT DEC 20 2014

...WINTER STORM WATCH REMAINS IN EFFECT FROM THIS AFTERNOON
THROUGH LATE SUNDAY NIGHT ABOVE 6000 FEET...

A WINTER STORM WATCH ABOVE 6000 FEET REMAINS IN EFFECT FROM THIS
AFTERNOON THROUGH LATE SUNDAY NIGHT.

* TIMING...5 PM TODAY THROUGH 5 AM MONDAY.

* MAIN IMPACT...6 TO 10 INCHES OF SNOW ABOVE 6000 FEET WITH
  AROUND A FOOT POSSIBLE ABOVE 7000 FEET.

* LOCATIONS INCLUDE...DRIGGS...ISLAND PARK...MONIDA PASS... ASHTON
  HILL...TARGHEE PASS...PINE CREEK PASS...FISH CREEK SUMMIT...
  GEORGETOWN SUMMIT.

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW WITH LOW
  VISIBILITIES POSSIBLE ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

HTTP://WEATHER.GOV/POCATELLO






000
WWUS45 KPIH 200958
WSWPIH

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
258 AM MST SAT DEC 20 2014

.ABUNDANT PACIFIC MOISTURE WILL MOVE INTO SOUTHEAST IDAHO
TODAY AND HEAVY SNOW IS EXPECTED AT HIGH ELEVATIONS IN THE
CENTRAL MOUNTAINS AND EASTERN HIGHLANDS. HIGHEST SNOW AMOUNTS ARE
EXPECTED TO BE ABOVE 7000 FEET AS THIS WILL BE A WARM SYSTEM. 2 TO
6 INCHES ARE EXPECTED AT 5 TO 6 THOUSAND FEET WITH OVER 6 INCHES
POSSIBLE ABOVE 6 THOUSAND FEET AND OVER A FOOT MAY FALL ABOVE 7000
FEET. ANYONE TRAVELING IN THE SOUTHEAST IDAHO MOUNTAINS SATURDAY
EVENING THROUGH SUNDAY NIGHT CAN EXPECT DIFFICULT DRIVING
CONDITIONS ESPECIALLY OVER PASSES.

IDZ018-202200-
/O.UPG.KPIH.WS.A.0009.141221T0000Z-141222T1200Z/
/O.NEW.KPIH.WS.W.0010.141221T0000Z-141222T1200Z/
SAWTOOTH MOUNTAINS-
INCLUDING THE LOCATIONS OF...STANLEY...CLAYTON...COPPER BASIN...
BANNER CREEK SUMMIT
258 AM MST SAT DEC 20 2014

...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW WHICH IS IN EFFECT
FROM 5 PM THIS AFTERNOON TO 5 AM MST MONDAY. THE WINTER STORM
WATCH IS NO LONGER IN EFFECT.

* TIMING...5 PM TODAY THROUGH 5 AM MONDAY.

* MAIN IMPACT...6 TO 12 INCHES OF SNOW WITH OVER A FOOT
  POSSIBLE ABOVE 7000 FEET.

* LOCATIONS INCLUDE...STANLEY...CLAYTON...BANNER CREEK SUMMIT

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW AND LOW
  VISIBILITIES ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ031-032-202200-
/O.UPG.KPIH.WS.A.0009.141221T0000Z-141222T1200Z/
/O.NEW.KPIH.WS.W.0010.141221T0000Z-141222T1200Z/
BIG AND LITTLE WOOD RIVER REGION-LOST RIVER/PAHSIMEROI-
INCLUDING THE LOCATIONS OF...SUN VALLEY...GALENA SUMMIT...
SMILEY CREEK LODGE...ARCO...WILLOW CREEK SUMMIT
258 AM MST SAT DEC 20 2014

...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST MONDAY ABOVE 6000 FEET...

THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A WINTER
STORM WARNING ABOVE 6000 FEET FOR HEAVY SNOW AND BLOWING SNOW
WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM MST MONDAY.
THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

* TIMING...5 PM TODAY THROUGH 5 AM MONDAY.

* MAIN IMPACT...6 TO 10 INCHES OF SNOW ABOVE 6000 FEET WITH
  AROUND A FOOT POSSIBLE ABOVE 7000 FEET.

* LOCATIONS INCLUDE...GALENA SUMMIT...SMILEY CREEK LODGE...WILLOW
  CREEK SUMMIT.

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW WITH LOW
  VISIBILITIES POSSIBLE ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ019-023-025-202200-
/O.CON.KPIH.WS.A.0009.141221T0000Z-141222T1200Z/
UPPER SNAKE HIGHLANDS-CARIBOU HIGHLANDS-
WASATCH MOUNTAINS/IDAHO PORTION-
INCLUDING THE LOCATIONS OF...DRIGGS...ISLAND PARK...EDIE RANCH...
MONIDA PASS...ASHTON HILL...TARGHEE PASS...PINE CREEK PASS...
FISH CREEK SUMMIT...GRAYS LAKE NWR...GEORGETOWN...PARIS...
GEORGETOWN SUMMIT
258 AM MST SAT DEC 20 2014

...WINTER STORM WATCH REMAINS IN EFFECT FROM THIS AFTERNOON
THROUGH LATE SUNDAY NIGHT ABOVE 6000 FEET...

A WINTER STORM WATCH ABOVE 6000 FEET REMAINS IN EFFECT FROM THIS
AFTERNOON THROUGH LATE SUNDAY NIGHT.

* TIMING...5 PM TODAY THROUGH 5 AM MONDAY.

* MAIN IMPACT...6 TO 10 INCHES OF SNOW ABOVE 6000 FEET WITH
  AROUND A FOOT POSSIBLE ABOVE 7000 FEET.

* LOCATIONS INCLUDE...DRIGGS...ISLAND PARK...MONIDA PASS... ASHTON
  HILL...TARGHEE PASS...PINE CREEK PASS...FISH CREEK SUMMIT...
  GEORGETOWN SUMMIT.

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW WITH LOW
  VISIBILITIES POSSIBLE ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

HTTP://WEATHER.GOV/POCATELLO






000
WWUS45 KMSO 192220
WSWMSO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
320 PM MST FRI DEC 19 2014

...ATMOSPHERIC RIVER TO BRING HEAVY MOUNTAIN SNOW...

.AN ATMOSPHERIC RIVER WILL BRING A LOT OF MOISTURE TO THE NORTHERN
ROCKIES SATURDAY NIGHT AND SUNDAY. A LOT OF UNCERTAINTY REMAINS IN
THE SNOW LEVELS, HENCE THE WATCH INSTEAD OF ADVISORIES OR
WARNINGS. DUE TO THE HIGH PRECIPITATION RATES EXPECTED WITH THIS
EVENT, AN ERROR OF A FEW HOURS IN THE TIMING OF THE RISING SNOW
LEVELS WILL LEAD TO A BIG DIFFERENCE IN THE ACTUAL SNOWFALL. THE
WATCHES WILL BE TRANSITIONED TO WARNINGS OR ADVISORIES AS
WARRANTED WHEN CONFIDENCE IN THE SNOW LEVEL FORECAST INCREASES.

IDZ005-006-010-MTZ002-004-006-007-043-210100-
/O.NEW.KMSO.WS.A.0012.141221T0100Z-141222T1200Z/
NORTHERN CLEARWATER MOUNTAINS-SOUTHERN CLEARWATER MOUNTAINS-
EASTERN LEMHI COUNTY-WEST GLACIER REGION-LOWER CLARK FORK REGION-
BITTERROOT/SAPPHIRE MOUNTAINS-BUTTE/BLACKFOOT REGION-
POTOMAC/SEELEY LAKE REGION-
320 PM MST FRI DEC 19 2014

...WINTER STORM WATCH IN EFFECT FROM SATURDAY EVENING THROUGH
LATE SUNDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM SATURDAY EVENING THROUGH
LATE SUNDAY NIGHT.

* IMPACTS/TIMING: POTENTIAL FOR HEAVY WET SNOW TO IMPACT AREA
  PASSES SATURDAY NIGHT THROUGH SUNDAY. HEAVY SNOW FOLLOWED BY
  RAIN COULD MAKE MOUNTAIN ROADS VERY DIFFICULT OR DANGEROUS TO
  TRAVEL ON AT TIMES. LOOKOUT, LOLO, AND LOST TRAIL PASSES WILL
  MOST LIKELY BE IMPACTED, WITH IMPACTS ALSO POSSIBLE AT
  HOMESTAKE, MCDONALD, AND MARIAS PASSES. MANY HIGHER ELEVATION
  LOCATIONS SUCH AS ELK CITY, DIXIE, AND GILMORE SUMMIT IN CENTRAL
  IDAHO, AND GEORGETOWN LAKE AND SEELEY LAKE IN MONTANA COULD
  RECEIVE SEVERAL INCHES OF SNOW ALSO.

* SNOW ACCUMULATIONS: LOOKOUT, LOLO, AND LOST TRAIL PASSES WILL BE
  MOST IMPACTED WITH POTENTIAL SNOW ACCUMULATIONS 6 - 12 INCHES IN
  24 HOURS. HOMESTAKE, MCDONALD, AND MARIAS PASSES COULD
  POTENTIALLY HAVE 2 - 8 INCHES IN 24 HOURS.

* LOCATIONS IMPACTED INCLUDE...DIXIE...ELK CITY...BANNOCK PASS...
   HIGHWAY 28 TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS
  TO GIBBONSVILLE...LEMHI PASS...BAD ROCK CANYON...ESSEX...
  HIGHWAY 83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...
  EVARO HILL... I-90 LOOKOUT PASS TO HAUGAN...HIGHWAY 93 SULA TO
  LOST TRAIL PASS...LOLO PASS...BUTTE...GEORGETOWN LAKE...
  HIGHWAY 12 GARRISON TO ELLISTON...HOMESTAKE PASS...MACDONALD
  PASS...HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 EAST MISSOULA
  TO BEARMOUTH

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$



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