National Weather Service United States Department of Commerce

Severe thunderstorms possible this evening and tonight

Large hail and damaging winds may occur from eastern Montana into North Dakota. Strong storms are also possible over the southern mid-Atlantic states. Hot weather continues across the southern Plains to Arizona.
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Hazardous Weather Conditions

Current Conditions

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Mt Washburn WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Today

Breezy

Breezy

High: 69 °F

Tonight

Clear

Clear

Low: 39 °F

Saturday

Sunny

Sunny

High: 71 °F

Saturday
Night

Clear

Clear

Low: 40 °F

Sunday

Sunny

Sunny

High: 76 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 45 °F

Monday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 73 °F

Monday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 47 °F

Tuesday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 72 °F

Detailed Forecast

  • Today Sunny, with a high near 69. Breezy, with a south wind 8 to 13 mph becoming west southwest 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.
  • Tonight Clear, with a low around 39. West southwest wind 13 to 18 mph becoming light and variable. Winds could gust as high as 26 mph.
  • Saturday Sunny, with a high near 71. Light and variable wind becoming west 5 to 10 mph in the afternoon.
  • Saturday Night Clear, with a low around 40. West wind 5 to 10 mph becoming east northeast after midnight.
  • Sunday Sunny, with a high near 76. Light and variable wind becoming west 5 to 9 mph in the afternoon.
  • Sunday Night Partly cloudy, with a low around 45. West northwest wind 5 to 8 mph becoming east after midnight.
  • Monday A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73. East wind around 6 mph becoming west in the afternoon.
  • Monday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 47.
  • Tuesday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 72.
  • Tuesday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 47.
  • Wednesday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 70.
  • Wednesday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 45.
  • Thursday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 71.