National Weather Service United States Department of Commerce

The flash flooding threat will begin moving east out of the Plains into the Upper Midwest and Great Lakes on Thursday

Flash flooding will continue to be possible on Thursday but will begin moving out of the central and northern Plains. The area of concern will be the Upper Midwest edging into the the eastern Great Lakes region. 1 to 2 inches of rainfall will be possible into Friday.
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Hazardous Weather Conditions

Current Conditions

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Casper WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Today

Patchy Fog

Patchy
Fog

High: 26 °C

Tonight

Mostly Clear

Mostly
Clear

Low: 13 °C

Friday

Sunny

Sunny

High: 28 °C

Friday
Night

Mostly Clear

Mostly
Clear

Low: 13 °C

Saturday

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

High: 31 °C

Saturday
Night

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 14 °C

Sunday

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

High: 22 °C

Sunday
Night

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 9 °C

Labor
Day

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

High: 23 °C

Detailed Forecast

  • Today Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 26. Southwest wind 19 to 24 km/h becoming north northwest 11 to 16 km/h in the afternoon. Winds could gust as high as 35 km/h.
  • Tonight Mostly clear, with a low around 13. North northwest wind 8 to 10 km/h becoming south southeast in the evening.
  • Friday Sunny, with a high near 28. West southwest wind 8 to 10 km/h.
  • Friday Night Mostly clear, with a low around 13. West southwest wind 10 to 18 km/h becoming east in the evening.
  • Saturday Isolated showers and thunderstorms after 1pm. Sunny, with a high near 31. Breezy, with a south southwest wind 11 to 21 km/h increasing to 30 to 40 km/h in the afternoon. Winds could gust as high as 60 km/h. Chance of precipitation is 20%.
  • Saturday Night Isolated showers and thunderstorms before 7pm, then isolated showers after 1am. Partly cloudy, with a low around 14. Breezy, with a southwest wind 35 to 40 km/h decreasing to 21 to 26 km/h after midnight. Winds could gust as high as 60 km/h. Chance of precipitation is 20%.
  • Sunday Isolated showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 22. West southwest wind 21 to 24 km/h, with gusts as high as 34 km/h. Chance of precipitation is 20%.
  • Sunday Night Isolated showers and thunderstorms. Partly cloudy, with a low around 9. Chance of precipitation is 20%.
  • Labor Day Isolated showers. Mostly sunny, with a high near 23. Chance of precipitation is 20%.
  • Monday Night Isolated showers. Partly cloudy, with a low around 9. Chance of precipitation is 20%.
  • Tuesday Sunny, with a high near 24.
  • Tuesday Night Mostly clear, with a low around 11.
  • Wednesday Mostly sunny, with a high near 27.