National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. on Saturday

Another Pacific system will impact the West Coast today. Heavy rainfall could lead to flash flooding, river and small stream flooding as well as mudslides and debris flows, especially over burn scars. Strong winds and heavy elevation 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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8 Miles NE Lake WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

This
Afternoon

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

High: 24 °F

Tonight

Snow Chance for Measurable Precipitation 100%

Snow

Low: 21 °F

Sunday

Snow Chance for Measurable Precipitation 100%

Snow

High: 29 °F

Sunday
Night

Snow Chance for Measurable Precipitation 90%

Snow

Low: 16 °F

Monday

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

High: 22 °F

Monday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 1 °F

Tuesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 18 °F

Tuesday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 14 °F

Wednesday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 26 °F

Detailed Forecast

  • This Afternoon Snow likely. Cloudy, with a high near 24. Breezy, with a southwest wind 17 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.
  • Tonight Snow likely before 11pm, then snow with areas of blowing snow after 11pm. Low around 21. Breezy, with a southwest wind 23 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
  • Sunday Snow with areas of blowing snow. High near 29. Windy, with a west southwest wind 21 to 26 mph increasing to 31 to 36 mph in the afternoon. Winds could gust as high as 49 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
  • Sunday Night Snow with areas of blowing snow. Low around 16. Wind chill values as low as zero. Blustery, with a west northwest wind 23 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
  • Monday Snow showers likely with areas of blowing snow before 11am, then a chance of snow showers after 11am. Mostly cloudy, with a high near 22. Breezy, with a northwest wind 17 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
  • Monday Night A 30 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 1. Northwest wind 8 to 16 mph, with gusts as high as 23 mph.
  • Tuesday A 20 percent chance of snow showers. Mostly cloudy, with a high near 18. West wind 6 to 9 mph.
  • Tuesday Night A 30 percent chance of snow. Mostly cloudy, with a low around 14.
  • Wednesday A 50 percent chance of snow. Mostly cloudy, with a high near 26.
  • Wednesday Night Snow likely. Mostly cloudy, with a low around 14. Chance of precipitation is 70%.
  • Christmas Day Snow likely. Mostly cloudy, with a high near 17.
  • Thursday Night A chance of snow. Mostly cloudy, with a low around 5.
  • Friday A slight chance of snow. Partly sunny, with a high near 12.