National Weather Service United States Department of Commerce

Stormy weather expected for the Pacific Northwest and Intermountain West

An impressive frontal system will continue moving through the Pacific Northwest and the Intermountain West and slowly make its way south. Behind it very cold Arctic air will follow. Higher elevation snow and moderate rainfall can be expected throughout these regions along with strong winds.
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Current Conditions

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Casper WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Overnight

Breezy

Breezy

Low: 39 °F

Friday

Windy

Windy

High: 56 °F

Friday
Night

Windy

Windy

Low: 38 °F

Saturday

Windy

Windy

High: 50 °F

Saturday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 20 °F

Sunday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 22 °F

Sunday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 13 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 39 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 29 °F

Detailed Forecast

  • Overnight Mostly cloudy, with a low around 39. Breezy, with a southwest wind around 29 mph, with gusts as high as 46 mph.
  • Friday Mostly sunny, with a high near 56. Windy, with a southwest wind around 30 mph, with gusts as high as 48 mph.
  • Friday Night Partly cloudy, with a low around 38. Windy, with a southwest wind 31 to 34 mph, with gusts as high as 50 mph.
  • Saturday Mostly sunny, with a high near 50. Windy, with a southwest wind 31 to 36 mph, with gusts as high as 55 mph.
  • Saturday Night A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 20. Breezy, with a west southwest wind 24 to 29 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 44 mph.
  • Sunday A 50 percent chance of snow. Mostly cloudy, with a high near 22. North northwest wind 6 to 11 mph.
  • Sunday Night A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 13. North northeast wind around 6 mph becoming south in the evening.
  • Monday Mostly sunny, with a high near 39.
  • Monday Night Partly cloudy, with a low around 29.
  • Tuesday Mostly sunny, with a high near 40.
  • Tuesday Night Mostly cloudy, with a low around 25.
  • Wednesday A slight chance of snow. Partly sunny, with a high near 41.
  • Wednesday Night A slight chance of snow. Mostly cloudy, with a low around 26.
  • Thursday Partly sunny, with a high near 41.