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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4 Miles SW South Entrance WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

This
Afternoon

Snow Chance for Measurable Precipitation 80%

Snow

High: 28 °F

Tonight

Snow Chance for Measurable Precipitation 90%

Snow

Low: 26 °F

Sunday

Snow Chance for Measurable Precipitation 100%

Snow

High: 35 °F

Sunday
Night

Snow Chance for Measurable Precipitation 90%

Snow

Low: 22 °F

Monday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 30 °F

Monday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: -5 °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: 16 °F

Wednesday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 32 °F

Detailed Forecast

  • This Afternoon Snow. Steady temperature around 28. South southwest wind around 11 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.
  • Tonight Snow. Low around 26. Breezy, with a south southwest wind 13 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
  • Sunday Snow with areas of blowing snow. High near 35. Breezy, with a west wind 13 to 18 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
  • Sunday Night Snow before 11pm, then snow likely with areas of blowing snow after 11pm. Low around 22. Breezy, with a west southwest wind 17 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
  • Monday A 50 percent chance of snow showers. Mostly cloudy, with a high near 30. West northwest wind 13 to 15 mph, with gusts as high as 21 mph. New snow accumulation of less than one inch possible.
  • Monday Night A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around -5. West northwest wind 8 to 13 mph becoming light and variable in the evening.
  • Tuesday A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 26. West wind 3 to 7 mph.
  • Tuesday Night A 20 percent chance of snow. Mostly cloudy, with a low around 16.
  • Wednesday A 40 percent chance of snow. Mostly cloudy, with a high near 32.
  • Wednesday Night Snow likely. Cloudy, with a low around 18. Chance of precipitation is 70%.
  • Christmas Day A chance of snow. Mostly cloudy, with a high near 24.
  • Thursday Night A chance of snow. Mostly cloudy, with a low around 8.
  • Friday Occasional snow. Partly sunny, with a high near 16.