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

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WWUS45 KRIW 221047
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
347 AM MST SUN JAN 22 2017

...SIGNIFICANT PERIOD OF SNOWFALL RETURNING TO WESTERN WYOMING
THIS EVENING THROUGH MONDAY...

.ANOTHER STRONG MOIST PACIFIC WINTER WEATHER SYSTEM IS POISED TO
MOVE INTO WESTERN WYOMING LATER TODAY. ALONG WITH GOOD UPPER
LEVEL FORCING...THIS WILL BRING PERIODS OF HEAVY SNOW TO MUCH OF
THE MOUNTAINS...FOOTHILLS...AND VALLEYS WEST OF THE DIVIDE.

WYZ001-012>014-023>025-027-222300-
/O.CON.KRIW.WS.A.0004.170123T0000Z-170124T0000Z/
YELLOWSTONE NATIONAL PARK-TETON AND GROS VENTRE MOUNTAINS-
JACKSON HOLE-WIND RIVER MOUNTAINS WEST-STAR VALLEY-
SALT RIVER AND WYOMING RANGES-UPPER GREEN RIVER BASIN FOOTHILLS-
SOUTH LINCOLN COUNTY-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL...
JACKSON...AFTON...ALPINE...STAR VALLEY RANCH...THAYNE...
PINEDALE...KEMMERER...COKEVILLE
347 AM MST SUN JAN 22 2017

...WINTER STORM WATCH REMAINS IN EFFECT FROM THIS AFTERNOON
THROUGH MONDAY AFTERNOON...

* TIMING...LIGHT SNOW WILL MOVE INTO AND INCREASE IN EXTENT ACROSS
  FAR WESTERN WYOMING TODAY...BECOMING MODERATE TO HEAVY AT TIMES
  TONIGHT THROUGH MONDAY MORNING BEFORE TAPERING OFF LATER MONDAY
  AFTERNOON.

* SNOW TOTALS...5 TO 10 INCHES IN THE VALLEYS. 8 TO 16 INCHES IN
  THE MOUNTAINS.

* MAIN IMPACT...ROADS AND HIGHWAYS WILL BECOME SLICK AND SNOW
  PACKED AND TRAVEL WILL BE DIFFICULT AT TIMES.

* OTHER IMPACTS...THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE
  HALF MILE IN HEAVY SNOWFALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW AND/OR BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO
MONITOR THE LATEST FORECASTS.

&&

$$

TEAM RIVERTON


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