Winter Weather Warnings / Watches / Advisories
Issued by NWS Riverton, WY

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WWUS45 KRIW 212154
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
254 PM MST FRI NOV 21 2014

...WINTER STORM CONDITIONS EXPECTED ACROSS THE WESTERN...
CENTRAL...AND NORTHERN MOUNTAINS THIS WEEKEND...

.ANOTHER WINTER STORM EXPECTED TO DROP A FOOT OR MORE OF SNOW IN
THE CENTRAL...NORTHERN AND WESTERN MOUNTAINS THIS WEEKEND. THIS
STORM WILL BE ACCOMPANIED BY STRONGER WINDS THAN THE LAST STORM
WITH GUSTS OVER 70 MPH POSSIBLE AT EXPOSED PEAKS. SNOW WILL BEGIN
LATE TONIGHT WITH THE HEAVIEST SNOW EXPECTED TO FALL DURING THE DAY
ON SATURDAY...TAPERING OFF SOME SATURDAY NIGHT.

WYZ001-002-221030-
/O.UPG.KRIW.WS.A.0011.141122T0700Z-141123T1300Z/
/O.NEW.KRIW.WS.W.0013.141122T0700Z-141123T1300Z/
YELLOWSTONE NATIONAL PARK-ABSAROKA MOUNTAINS-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL
254 PM MST FRI NOV 21 2014

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 AM
MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM MIDNIGHT
TONIGHT TO 6 AM MST SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

* SUMMARY AND TIMING...LIGHT SNOW WILL BEGIN TO FALL TONIGHT.
  SNOWFALL WILL BECOME MODERATE TO HEAVY IN INTENSITY. SNOW WILL
  START TO TAPER OFF LATE SATURDAY NIGHT.

* SNOW ACCUMULATIONS...10 TO 18 INCHES EXPECTED IN THE MOUNTAINS
  WITH LOCALLY HIGHER AMOUNTS UP TO 22 INCHES.

* WIND AND VISIBILITY...WINDS WILL INCREASE FROM THE SOUTHWEST
  WITH GUSTS TO 30 MPH IN THE VALLEYS AND GUSTS TO 60 MPH
  POSSIBLE ON EXPOSED PEAKS THROUGH SATURDAY AFTERNOON. WINDS
  WILL SHIFT TO THE WEST SATURDAY EVENING AND WILL BE LESS
  GUSTY. EXPECT WIDESPREAD AREAS OF REDUCED VISIBILITY IN
  FALLING AND BLOWING SNOW...ESPECIALLY ON THE PASSES.

* IMPACTS...HEAVY SNOW...BRISK WIND AND BLOWING SNOW MAY LEAD TO
  VERY DIFFICULT TRAVEL ACROSS THE WESTERN MOUNTAINS AND VALLEYS
  THIS WEEKEND...AS WELL AS INCREASE THE AVALANCHE DANGER...
  PLEASE VISIT WWW.JHAVALANCHE.ORG BEFORE VENTURING OUT INTO THE
  BACK COUNTRY THIS WEEKEND. COOLER TEMPERATURES AND STRONG
  WINDS WILL ALSO CAUSE WIND CHILLS TO DROP TO DANGEROUS LEVELS.

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.

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.

&&

$$

WYZ012-013-023-221030-
/O.UPG.KRIW.WS.A.0011.141122T0700Z-141123T1300Z/
/O.NEW.KRIW.WS.W.0013.141122T0700Z-141123T1300Z/
TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-STAR VALLEY-
INCLUDING THE CITIES OF...JACKSON...AFTON...ALPINE...
STAR VALLEY RANCH...THAYNE
254 PM MST FRI NOV 21 2014

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 AM
MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOWFALL...WHICH IS IN EFFECT FROM
MIDNIGHT TONIGHT TO 6 AM MST SUNDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* SUMMARY AND TIMING...LIGHT SNOW WILL BEGIN TO FALL IN THE
  MOUNTAINS TONIGHT...SPREADING INTO THE VALLEYS BY SATURDAY
  MORNING AND BECOMING MODERATE TO HEAVY IN INTENSITY. SNOW WILL
  START TO TAPER OFF AFTER MIDNIGHT.

* SNOW ACCUMULATIONS...10 TO 20 INCHES EXPECTED IN THE MOUNTAINS
  WITH LOCALLY HIGHER AMOUNTS UP TO 25 INCHES. 6 TO 10 INCHES
  EXPECTED IN THE VALLEYS...WITH UP TO 12 INCHES POSSIBLE IN
  FAVORED UPSLOPE LOCATIONS OF THE VALLEYS.

* WIND AND VISIBILITY...WINDS WILL INCREASE FROM THE SOUTHWEST
  WITH GUSTS TO 30 MPH IN THE VALLEYS AND GUSTS TO 60 MPH
  POSSIBLE ON EXPOSED PEAKS THROUGH SATURDAY AFTERNOON. WINDS
  WILL SHIFT TO THE WEST SATURDAY EVENING AND WILL BE LESS
  GUSTY. EXPECT WIDESPREAD AREAS OF REDUCED VISIBILITY IN
  FALLING AND BLOWING SNOW...ESPECIALLY ON THE PASSES.

* IMPACTS...HEAVY SNOW...BRISK WIND AND BLOWING SNOW MAY LEAD TO
  VERY DIFFICULT TRAVEL ACROSS THE WESTERN MOUNTAINS AND VALLEYS
  THIS WEEKEND...AS WELL AS INCREASE THE AVALANCHE DANGER...
  PLEASE VISIT WWW.JHAVALANCHE.ORG BEFORE VENTURING OUT INTO THE
  BACK COUNTRY THIS WEEKEND. COOLER TEMPERATURES AND STRONG
  WINDS WILL ALSO CAUSE WIND CHILLS TO DROP TO DANGEROUS LEVELS.

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.

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.

&&

$$

WYZ014-015-024-025-221030-
/O.UPG.KRIW.WS.A.0011.141122T0700Z-141123T1300Z/
/O.NEW.KRIW.WS.W.0013.141122T0700Z-141123T1300Z/
WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-
SALT RIVER AND WYOMING RANGES-UPPER GREEN RIVER BASIN FOOTHILLS-
INCLUDING THE CITY OF...PINEDALE
254 PM MST FRI NOV 21 2014

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 AM
MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOWFALL...WHICH IS IN EFFECT FROM
MIDNIGHT TONIGHT TO 6 AM MST SUNDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* SUMMARY AND TIMING...LIGHT SNOW WILL BEGIN TO FALL IN THE
  MOUNTAINS TONIGHT...SPREADING INTO THE FOOTHILLS BY SATURDAY
  MORNING. SNOWFALL WILL BECOME MODERATE TO HEAVY IN INTENSITY.
  SNOW WILL START TO TAPER OFF AFTER MIDNIGHT.

* SNOW ACCUMULATIONS...10 TO 21 INCHES EXPECTED IN THE MOUNTAINS
  WITH LOCALLY HIGHER AMOUNTS UP TO 28 INCHES. 6 TO 10 INCHES
  EXPECTED IN THE FOOTHILLS...WITH UP TO 12 INCHES POSSIBLE.

* WIND AND VISIBILITY...WINDS WILL INCREASE FROM THE SOUTHWEST
  WITH GUSTS TO 30 MPH IN THE FOOTHILLS AND GUSTS TO 60 MPH
  POSSIBLE ON EXPOSED PEAKS THROUGH SATURDAY AFTERNOON. WINDS WILL
  SHIFT TO THE WEST SATURDAY EVENING AND WILL BE LESS GUSTY.
  EXPECT WIDESPREAD AREAS OF REDUCED VISIBILITY IN FALLING AND
  BLOWING SNOW...ESPECIALLY ON THE PASSES.

* IMPACTS...HEAVY SNOW...BRISK WIND AND BLOWING SNOW MAY LEAD TO
  VERY DIFFICULT TRAVEL ACROSS THE WESTERN MOUNTAINS AND VALLEYS
  THIS WEEKEND...AS WELL AS INCREASE THE AVALANCHE DANGER...
  PLEASE VISIT WWW.JHAVALANCHE.ORG BEFORE VENTURING OUT INTO THE
  BACK COUNTRY THIS WEEKEND. COOLER TEMPERATURES AND STRONG WINDS
  WILL ALSO CAUSE WIND CHILLS TO DROP TO DANGEROUS LEVELS.

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.

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.

&&

$$

WYZ026-027-221030-
/O.NEW.KRIW.WW.Y.0037.141122T1000Z-141123T1300Z/
UPPER GREEN RIVER BASIN-SOUTH LINCOLN COUNTY-
INCLUDING THE CITIES OF...LA BARGE...BIG PINEY...FARSON...
KEMMERER...COKEVILLE
254 PM MST FRI NOV 21 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 AM SATURDAY TO 6 AM
MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 3 AM SATURDAY TO 6 AM MST SUNDAY.

* SUMMARY AND TIMING...SNOWFALL WILL BEGIN OVER THE AREA DURING
  THE OVERNIGHT HOURS...AND WILL INTENSIFY SATURDAY MORNING.
  SNOWFALL WILL CONTINUE THROUGH SATURDAY...AND BEGIN TO TAPER OFF
  LATE SATURDAY NIGHT.

* SNOW ACCUMULATIONS...3 TO 5 INCHES ARE EXPECTED...WITH LOCAL
  AMOUNTS UP TO 8 INCHES POSSIBLE.

* WIND AND VISIBILITY...WIND WILL INCREASE TO 15 TO 20 MPH WITH
  GUSTS UP TO 35 MPH ON SATURDAY AFTERNOON. THIS MAY RESULT IN
  LIMITED VISIBILITIES ON ROADWAYS.

* IMPACTS...SNOW...STRONG WIND AND BLOWING SNOW WILL LEAD TO LIMIT
  VISIBILITIES ACROSS IMPACTED ROADWAYS. MOTORISTS SHOULD MONITOR
  TRAVEL CONDITIONS BEFORE TRAVELING THIS WEEKEND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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.

&&

$$

WYZ016-221030-
/O.NEW.KRIW.WW.Y.0037.141122T1000Z-141123T1300Z/
UPPER WIND RIVER BASIN-
INCLUDING THE CITY OF...DUBOIS
254 PM MST FRI NOV 21 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 AM SATURDAY TO 6 AM
MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 3 AM SATURDAY TO 6 AM MST SUNDAY.

* SUMMARY AND TIMING...SNOWFALL WILL BEGIN NORTH AND WEST OF
  DUBOIS DURING THE OVERNIGHT HOURS...AND CONTINUE THROUGH
  SATURDAY. SNOWFALL WILL WEAKEN DURING THE OVERNIGHT HOURS.

* SNOW ACCUMULATIONS...3 TO 5 INCHES WITH LOCAL AMOUNTS TO 7
  INCHES ARE POSSIBLE.

* WIND AND VISIBILITY...WIND WILL INCREASE SATURDAY
  AFTERNOON...WITH GUSTS TO 35 MPH POSSIBLE. THE COMBINATION OF
  CONTINUED SNOWFALL WITH INCREASED WIND WILL RESULT IN LIMITED
  VISIBILITIES AT TIMES.

* IMPACTS...SNOW...STRONG WIND AND BLOWING SNOW WILL RESULT IN
  HAZARDOUS TRAVEL CONDITIONS ON SATURDAY. MOTORISTS ARE
  ENCOURAGED TO MONITOR ROAD CONDITIONS BEFORE TRAVELING DURING
  THIS WEEKEND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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.

&&

$$






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