National Weather Service United States Department of Commerce

Heavy rain possible for the northern Rockies & Plains; severe storms for the Northern Plains

An unseasonably strong storm system in the northwest U.S. will bring showers and thunderstorms, with locally heavy rainfall, to the northern Rockies and northern Plains. Isolated flash floods will be possible in these areas. Some storms could become severe in parts of the Dakotas into Minnesota, with large hail and damaging winds. In addition, temperatures will be 10 to 20 degrees below average.
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Hazardous Weather Conditions

Current Conditions

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2 Miles SSW Powell WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Today

Scattered Showers Chance for Measurable Precipitation 40%

Scattered
Showers

High: 61 °F

Tonight

Scattered Showers Chance for Measurable Precipitation 40%

Scattered
Showers

Low: 45 °F

Sunday

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

High: 61 °F

Sunday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 45 °F

Monday

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

High: 68 °F

Monday
Night

Scattered Showers Chance for Measurable Precipitation 30%

Scattered
Showers

Low: 48 °F

Tuesday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 67 °F

Tuesday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 50 °F

Wednesday

Sunny

Sunny

High: 76 °F

Detailed Forecast

  • Today Scattered showers, with thunderstorms also possible after noon. Some of the storms could produce small hail and gusty winds. Partly sunny, with a high near 61. Breezy, with a light west wind becoming west northwest 15 to 20 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 40%.
  • Tonight Scattered showers and thunderstorms. Mostly cloudy, with a low around 45. Windy, with a northwest wind 22 to 27 mph increasing to 28 to 33 mph in the evening. Winds could gust as high as 47 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Sunday Isolated showers. Mostly cloudy, with a high near 61. Breezy, with a west wind 20 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 20%.
  • Sunday Night Mostly cloudy, with a low around 45. West wind 10 to 16 mph becoming south southwest after midnight. Winds could gust as high as 23 mph.
  • Monday Isolated showers and thunderstorms after noon. Partly sunny, with a high near 68. South southwest wind 10 to 13 mph. Chance of precipitation is 20%.
  • Monday Night Scattered showers and thunderstorms before midnight, then isolated showers. Mostly cloudy, with a low around 48. Breezy, with a south southwest wind 13 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
  • Tuesday A slight chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 67. North wind around 6 mph. Chance of precipitation is 20%.
  • Tuesday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 50.
  • Wednesday Sunny, with a high near 76.
  • Wednesday Night Mostly clear, with a low around 53.
  • Thursday Sunny, with a high near 84.
  • Thursday Night Mostly clear, with a low around 56.
  • Friday Sunny, with a high near 84.