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Winter Storm Watch


URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
359 PM MST FRI DEC 19 2014

...HEAVY SNOW POSSIBLE FOR THE NORTHERN MOUNTAINS FOR THE LATTER
HALF OF THE UPCOMING WEEKEND...

.A VERY MOIST NORTHWEST FLOW WILL SET UP ACROSS THE NORTHERN
GREAT BASIN DURING THE LATTER HALF OF THE UPCOMING WEEKEND. SNOW
WILL BEGIN ACROSS THE NORTHERN WASATCH RANGE LATE SATURDAY
NIGHT...THEN SPREAD SOUTH AND EAST ACROSS THE REMAINDER OF THE
NORTHERN MOUNTAINS BY EARLY SUNDAY. THIS STORM WILL PRODUCE
PERIODS OF HEAVY SNOW AND STRONG RIDGELINE WINDS THROUGH EARLY
MONDAY. SNOW WILL GRADUALLY DIMINISH MONDAY AFTERNOON...THEN END
MOST AREAS MONDAY EVENING.

UTZ007>010-201230-
/O.CON.KSLC.WS.A.0005.141221T0900Z-141223T0100Z/
WASATCH MOUNTAINS I-80 NORTH-WASATCH MOUNTAINS SOUTH OF I-80-
WESTERN UINTA MOUNTAINS-WASATCH PLATEAU/BOOK CLIFFS-
INCLUDING THE CITIES OF...WOODRUFF...RANDOLPH...ALTA...BRIGHTON...
MIRROR LAKE HIGHWAY...SCOFIELD
359 PM MST FRI DEC 19 2014

...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH MONDAY AFTERNOON...

* AFFECTED AREA...THE WASATCH AND WESTERN UINTA MOUNTAIN RANGES
  AND THE WASATCH PLATEAU AND BOOK CLIFFS.

* SNOW ACCUMULATIONS...ACCUMULATIONS OF 10 TO 20 INCHES...WITH
  LOCALLY GREATER AMOUNTS ACROSS THE WASATCH RANGE.

* TIMING...SNOW WILL REACH THE NORTHERN WASATCH MOUNTAINS LATE
  SATURDAY NIGHT...THEN SPREAD SOUTH AND EAST ACROSS THE
  REMAINDER OF THE NORTHERN MOUNTAINS BY EARLY SUNDAY. SNOW WILL
  CONTINUE HEAVY AT TIMES THROUGH EARLY MONDAY...THEN GRADUALLY
  DECREASE IN INTENSITY AND AREAL COVERAGE MONDAY AFTERNOON.

* SNOW LEVELS...SNOW LEVELS AT THE BEGINNING OF THE STORM WILL
  BE NEAR 6000 FEET. SNOW LEVELS WILL RISE TO NEAR 7000 FEET
  DURING THE DAY SUNDAY.

* WINDS...STRONG NORTHWEST WINDS WILL DEVELOP ALONG RIDGELINES
  AND ACROSS EXPOSED AREAS BY LATE SUNDAY MORNING. WINDS OF 25
  TO 35 MPH WITH GUSTS IN EXCESS OF 50 MPH ARE EXPECTED.

* IMPACTS...HEAVY SNOW ALONG WITH THE POTENTIAL FOR SIGNIFICANT
  BLOWING AND DRIFTING OF SNOW WILL MAKE FOR HAZARDOUS TRAVEL
  CONDITIONS THROUGHOUT THIS STORM.

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.

&&

$$

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)

FOR INFORMATION ON POTENTIAL TRAVEL IMPACTS VISIT...
HTTP://UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
245 PM MST FRI DEC 19 2014

...SIGNIFICANT SNOWFALL STILL POSSIBLE THIS WEEKEND...

.A MOIST PACIFIC SYSTEM WILL MOVE THROUGH THE INTERMOUNTAIN WEST
THIS WEEKEND...SPREADING SNOWFALL ACROSS THE WESTERN MOUNTAINS
AND VALLEYS. SNOWFALL MAY BE HEAVY AT TIMES...ESPECIALLY SUNDAY
MORNING THROUGH THE EVENING. THIS SYSTEM MAY BRING SIGNIFICANT
SNOWFALL ACCUMULATIONS ACROSS THE WESTERN MOUNTAINS AND VALLEYS
BEFORE WEAKENING MONDAY MORNING.

WYZ001-012-013-023-024-201200-
/O.CON.KRIW.WS.A.0014.141221T0300Z-141222T1500Z/
YELLOWSTONE NATIONAL PARK-TETON AND GROS VENTRE MOUNTAINS-
JACKSON HOLE-STAR VALLEY-SALT RIVER AND WYOMING RANGES-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL...
JACKSON...AFTON...ALPINE...STAR VALLEY RANCH...THAYNE
245 PM MST FRI DEC 19 2014

...WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY EVENING
THROUGH MONDAY MORNING...

A WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY EVENING
THROUGH MONDAY MORNING.

* SUMMARY AND TIMING...SNOWFALL WILL MOVE INTO WESTERN WYOMING
  SATURDAY EVENING...AND MAY BECOME HEAVY ON SUNDAY ACROSS THE
  AREA BEFORE WEAKENING ON MONDAY MORNING.

* SNOW ACCUMULATIONS...THE VALLEY LOCATIONS MAY SEE 6 TO 10 INCHES
  OF SNOWFALL WITH THIS SYSTEM WITH THE HIGHER ACCUMULATIONS
  EXPECTED ACROSS THE NORTHERN PORTION OF THE JACKSON VALLEY.
  MOUNTAIN LOCATIONS COULD SEE 12 TO 16 INCHES...WITH LOCALLY
  HIGHER AMOUNTS UP TO 24 INCHES.

* WIND AND VISIBILITY...WIND WILL BE STRONGEST OVER THE HIGHER
  ELEVATIONS...AND MAY IMPACT MOUNTAIN PASSES WITH WEST WIND OF
  25 TO 35 MPH WITH GUSTS OVER 50 MPH. EVEN THE LOWER ELEVATIONS
  WILL SEE SOUTHWEST WIND INCREASING TO 15 TO 25 MPH ON SUNDAY
  WITH GUSTS TO 35 MPH IN OPEN AREAS. THE WIND AND SNOWFALL WILL
  LIMIT THE VISIBILITY TO UNDER ONE HALF MILE AT TIMES.

* IMPACTS...THE COMBINATION OF SNOWFALL AND WIND OVER THE HIGHER
  ELEVATIONS WOULD HAVE AN ADVERSE IMPACT ON TRAVELERS ACROSS
  THE AREA. SIGNIFICANT SNOWFALL ACROSS THE VALLEYS WILL CREATE
  HAZARDOUS DRIVING CONDITIONS DUE TO SNOW PACKED ROADWAYS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR HAZARDOUS WINTER WEATHER IN AND CLOSE TO THE WATCH AREA.

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
245 PM MST FRI DEC 19 2014

...SIGNIFICANT SNOWFALL STILL POSSIBLE THIS WEEKEND...

.A MOIST PACIFIC SYSTEM WILL MOVE THROUGH THE INTERMOUNTAIN WEST
THIS WEEKEND...SPREADING SNOWFALL ACROSS THE WESTERN MOUNTAINS
AND VALLEYS. SNOWFALL MAY BE HEAVY AT TIMES...ESPECIALLY SUNDAY
MORNING THROUGH THE EVENING. THIS SYSTEM MAY BRING SIGNIFICANT
SNOWFALL ACCUMULATIONS ACROSS THE WESTERN MOUNTAINS AND VALLEYS
BEFORE WEAKENING MONDAY MORNING.

WYZ002-014-015-025-201200-
/O.CON.KRIW.WS.A.0014.141221T0600Z-141222T1800Z/
ABSAROKA MOUNTAINS-WIND RIVER MOUNTAINS WEST-
WIND RIVER MOUNTAINS EAST-UPPER GREEN RIVER BASIN FOOTHILLS-
INCLUDING THE CITY OF...PINEDALE
245 PM MST FRI DEC 19 2014

...WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY EVENING
THROUGH MONDAY MORNING...

A WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY EVENING
THROUGH MONDAY MORNING.

* SUMMARY AND TIMING...SNOWFALL WILL MOVE OVER THE CENTRAL
  MOUNTAINS LATE SATURDAY EVENING...AND MAY BECOME HEAVY ON
  SUNDAY ACROSS THE AREA BEFORE WEAKENING ON MONDAY MORNING.

* SNOW ACCUMULATIONS...THE FOOTHILLS MAY RECEIVE 5 TO 8 INCHES OF
  SNOWFALL...WITH THE HIGHEST ACCUMULATIONS ANTICIPATED NORTHWEST
  OF PINEDALE TOWARD BONDURANT. THE HIGHER ELEVATIONS MAY SEE 10
  TO 14 INCHES OF SNOWFALL...WITH LOCALLY HIGHER AMOUNTS POSSIBLE.

* WIND AND VISIBILITY...WEST WIND OF 25 TO 35 MPH WILL IMPACT
  THE MOUNTAINOUS AREAS WITH GUSTS TO 45 MPH IN OPEN AREAS WHILE
  THE LOWER ELEVATIONS SEE NORTHWEST WIND INCREASING TO 15 TO 25
  MPH ON SUNDAY WITH SOME STRONGER GUSTS. THE WIND AND SNOWFALL
  WILL LIMIT THE VISIBILITY TO UNDER ONE HALF MILE AT TIMES.

* IMPACTS...AREAS POTENTIALLY EXPERIENCING THE COMBINATION OF
  GUSTY WIND WITH SNOWFALL MAY HAVE LIMITED VISIBILITY ON
  IMPACTED ROADWAYS. ADDITIONAL SIGNIFICANT SNOWFALL MAY CREATE
  HAZARDOUS TRAVEL WITH SNOW-PACKED ROADWAYS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR HAZARDOUS WINTER WEATHER IN AND CLOSE TO THE WATCH AREA.

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

MCDONALD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
1257 PM MST FRI DEC 19 2014

.ABUNDANT PACIFIC MOISTURE WILL MOVE INTO SOUTHEAST IDAHO
SATURDAY 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.

IDZ019-023-025-031-032-201100-
/O.CON.KPIH.WS.A.0009.141221T0000Z-141222T1200Z/
UPPER SNAKE HIGHLANDS-CARIBOU HIGHLANDS-
WASATCH MOUNTAINS/IDAHO PORTION-BIG AND LITTLE WOOD RIVER REGION-
LOST RIVER/PAHSIMEROI-
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...SUN VALLEY...GALENA SUMMIT...
SMILEY CREEK LODGE...ARCO...WILLOW CREEK SUMMIT
1257 PM MST FRI DEC 19 2014

...WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON
THROUGH LATE SUNDAY NIGHT ABOVE 7000 FEET...

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

* TIMING...5 PM SATURDAY 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...
  ASHTONHILL...TARGHEE PASS...PINE CREEK PASS...FISH CREEK
  SUMMIT... GEORGETOWN SUMMIT..GALENA SUMMIT...SMILEY CREEK
  LODGE...WILLOW CREEK SUMMIT.

* OTHER IMPACTS...BLOWING AND DRIFTING SNOW WITH LOW
  VISIBILITIESPOSSIBLE 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

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Page last modified: June 2, 2009
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