National Weather Service United States Department of Commerce

Rainfall and mountain snow will continue across the western U.S. into Monday

Heavy precipitation along the west coast will persist with a focus along the Coastal Ranges and Cascades. While not nearly as impressive as recent days, the forecast suggests another 1 to 3 inches of rainfall is possible across this region. Farther inland, moderate to heavy snow is likely over the Wasatch and Colorado Rockies with 1 to 2 foot amounts possible through Monday.
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Hazardous Weather Conditions

Current Conditions

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5 Miles WNW West Thumb WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Overnight

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 16 °F

Monday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 22 °FFalling Temperatures

Monday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: -2 °F

Tuesday

Snow Chance for Measurable Precipitation 20%

Snow

High: 20 °F

Tuesday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 13 °F

Wednesday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 26 °F

Wednesday
Night

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 15 °F

Christmas
Day

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

High: 19 °F

Thursday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 2 °F

Detailed Forecast

  • Overnight Scattered snow showers. Mostly cloudy, with a low around 16. Wind chill values as low as zero. Blustery, with a west northwest wind around 22 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of 1 to 2 inches possible.
  • Monday Scattered snow. Mostly cloudy, with a temperature rising to near 22 by noon, then falling to around 11 during the remainder of the day. Wind chill values as low as -5. Blustery, with a west northwest wind 18 to 23 mph decreasing to 11 to 16 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.
  • Monday Night A 20 percent chance of snow. Mostly cloudy, with a low around -2. Wind chill values as low as -15. Northwest wind 5 to 10 mph becoming northeast after midnight.
  • Tuesday Occasional flurries before 11am, then a slight chance of snow showers. Partly sunny, with a high near 20. Wind chill values as low as -10. West wind 5 to 8 mph. Chance of precipitation is 20%.
  • Tuesday Night A 20 percent chance of snow showers. Mostly cloudy, with a low around 13. West southwest wind around 6 mph.
  • Wednesday A 40 percent chance of snow. Mostly cloudy, with a high near 26. Southwest wind 7 to 9 mph.
  • Wednesday Night Snow likely. Cloudy, with a low around 15. Southwest wind around 9 mph. Chance of precipitation is 70%.
  • Christmas Day Snow likely. Cloudy, with a high near 19. Chance of precipitation is 70%.
  • Thursday Night A 50 percent chance of snow. Mostly cloudy, with a low around 2.
  • Friday A 20 percent chance of snow. Mostly cloudy, with a high near 15.
  • Friday Night A slight chance of snow. Mostly cloudy, with a low around -2.
  • Saturday A slight chance of snow. Partly sunny, with a high near 24.
  • Saturday Night A slight chance of snow. Mostly cloudy, with a low around 11.
  • Sunday A slight chance of snow. Mostly cloudy, with a high near 22.