National Weather Service United States Department of Commerce

Arctic air to drop temperatures across the northern Plain and northern Rockies; will bring snow to the Intermountain West

An arctic front is forecast to plunge through the northern Plains and northern Rockies on Saturday bringing a drastic drop in temperatures across these areas with a burst of snow over much of the Intermountain Region. Arctic air will also filter into the Pacific Northwest bringing with it snow showers and subfreezing low temperatures.
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Current Conditions

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14 Miles ENE Border ID

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Tonight

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 26 °F

Saturday

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

High: 39 °F

Saturday
Night

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

Low: 19 °F

Sunday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 27 °F

Sunday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 8 °F

Monday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 30 °F

Monday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 22 °F

Tuesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 37 °F

Tuesday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 16 °F

Detailed Forecast

  • Tonight A 50 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 26. Breezy, with a west southwest wind 17 to 20 mph, with gusts as high as 26 mph. Total nighttime snow accumulation of less than one inch possible.
  • Saturday Snow likely, mainly after 8am. Cloudy, with a high near 39. Southwest wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
  • Saturday Night Rain and snow, becoming all snow after 11pm. Low around 19. West wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
  • Sunday A 50 percent chance of snow. Mostly cloudy, with a high near 27. West wind 6 to 10 mph. New snow accumulation of 1 to 2 inches possible.
  • Sunday Night A 20 percent chance of snow. Mostly cloudy, with a low around 8. West northwest wind around 5 mph becoming calm in the evening.
  • Monday A 20 percent chance of snow. Partly sunny, with a high near 30. South southwest wind 5 to 11 mph.
  • Monday Night A 30 percent chance of snow. Mostly cloudy, with a low around 22. West southwest wind around 7 mph.
  • Tuesday A 20 percent chance of snow. Partly sunny, with a high near 37.
  • Tuesday Night A 20 percent chance of snow. Mostly cloudy, with a low around 16.
  • Wednesday A 50 percent chance of snow. Mostly cloudy, with a high near 31.
  • Wednesday Night A chance of snow. Mostly cloudy, with a low around 22.
  • Thursday A chance of snow. Mostly cloudy, with a high near 33.
  • Thursday Night A slight chance of snow. Mostly cloudy, with a low around 18.
  • Friday A slight chance of snow. Partly sunny, with a high near 31.