Special Weather Statement
Issued by NWS Riverton, WY

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WWUS85 KRIW 141629

Special Weather Statement
National Weather Service Riverton WY
1029 AM MDT Wed Mar 14 2018

Yellowstone National Park-Absaroka Mountains-
Teton and Gros Ventre Mountains-Wind River Mountains West-
Wind River Mountains East-Upper Wind River Basin-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Including the cities of Lake, Mammoth, Old Faithful, Dubois,
Afton, Alpine, Star Valley Ranch, Thayne, Pinedale, La Barge,
Big Piney, Farson, Kemmerer, and Cokeville
1029 AM MDT Wed Mar 14 2018

Vigorous spring weather system to impact areas along and west of
the Divide through Thursday. A little of everything can be
expected into this evening including rain and snow showers in
addition to isolated Thunderstorms capable of producing gusty
winds and small soft hail mainly less than one half inch in size
across southwest Wyoming. Snow levels will initially be above
8000 feet before falling to valley floor levels near sunrise on
Thursday. Best accumulating snowfall will occur above 8500 feet
where 4 to 8 inches of wet snow will be possible by the end of the
day on Thursday. Local accumulations of 9 to 12 inches may be
possible over portions of the Tetons above 9000 feet when all is
said and done. Winds could gust 35 to 45 mph at times over some
ridge-lines and through some passes later this afternoon evening.


Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
Including the cities of Rock Springs, Green River, and Wamsutter
1029 AM MDT Wed Mar 14 2018

Scattered to numerous showers will spread across the area this
evening. Isolated thunderstorms with small hail and gusty wind
will be possible through the evening hours. Gusty south wind of
35 to 45 mph will be quite possible through tonight as this system
moves north across the area.


Jackson Hole-
Including the city of Jackson
1029 AM MDT Wed Mar 14 2018

Numerous showers will occur across the area later this afternoon
through tonight with isolated thunderstorms through this evening.
The thunderstorms may produce small hail and gusty wind to 45
mph. The precipitation will start as rain but it is possible that
heavier showers may produce a quick changeover to snow in the
Jackson Valley this evening with a brief shot of 1 to 3 inches of
snow before showers decrease late. Snow showers are expected at
times through Thursday but with only light additional


Team Riverton

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