National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the West Coast through Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Current Conditions

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19 Miles NNW Wapiti WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Today

Snow Chance for Measurable Precipitation 90%

Snow

High: 38 °F

Tonight

Snow Chance for Measurable Precipitation 80%

Snow

Low: 23 °F

Monday

Blowing Snow Chance for Measurable Precipitation 50%

Blowing
Snow

High: 30 °F

Monday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 11 °F

Tuesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 26 °F

Tuesday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 19 °F

Wednesday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 34 °F

Wednesday
Night

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 23 °F

Christmas
Day

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 25 °F

Detailed Forecast

  • Today Snow with areas of blowing snow. High near 38. Windy, with a west wind 33 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.
  • Tonight Snow before 8pm, then snow likely with areas of blowing snow after 8pm. Low around 23. Windy, with a west wind 29 to 34 mph decreasing to 21 to 26 mph after midnight. Winds could gust as high as 48 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
  • Monday Areas of blowing snow and a chance of snow. Mostly cloudy, with a high near 30. Blustery, with a west northwest wind 15 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
  • Monday Night A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 11. Wind chill values as low as -5. West wind 11 to 13 mph.
  • Tuesday A 20 percent chance of snow. Partly sunny, with a high near 26. West wind 10 to 13 mph.
  • Tuesday Night A 20 percent chance of snow. Mostly cloudy, with a low around 19. West wind around 11 mph.
  • Wednesday A 30 percent chance of snow. Mostly cloudy, with a high near 34. West southwest wind 11 to 13 mph.
  • Wednesday Night Snow likely. Cloudy, with a low around 23. Chance of precipitation is 70%.
  • Christmas Day A 50 percent chance of snow. Cloudy, with a high near 25.
  • Thursday Night A 40 percent chance of snow. Mostly cloudy, with a low around 5.
  • Friday A slight chance of snow. Mostly cloudy, with a high near 17.
  • Friday Night Partly cloudy, with a low around 7.
  • Saturday Partly sunny, with a high near 24.