National Weather Service United States Department of Commerce

Flash flooding possible across southern Plains through early Thursday

A wet weather system continues across the southern U.S., with abundant moisture bringing heavy rain and a risk of flash flooding to parts of the southern Plains through early Thursday. The heaviest rain will fall across Oklahoma into western Arkansas. The flash flood threat should diminish later Thursday, as the system weakens over Texas.
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Hazardous Weather Conditions

Current Conditions

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Greybull/S Big Horn Airport WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Tonight

Mostly Clear

Mostly
Clear

Low: 60 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 89 °F

Thursday
Night

Mostly Clear

Mostly
Clear

Low: 60 °F

Friday

Sunny

Sunny

High: 90 °F

Friday
Night

Mostly Clear

Mostly
Clear

Low: 62 °F

Saturday

Sunny

Sunny

High: 92 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 61 °F

Sunday

Sunny

Sunny

High: 92 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 62 °F

Detailed Forecast

  • Tonight Mostly clear, with a low around 60. East southeast wind 7 to 10 mph.
  • Thursday Mostly sunny, with a high near 89. South wind 6 to 8 mph.
  • Thursday Night Mostly clear, with a low around 60. South southeast wind around 6 mph becoming north in the evening.
  • Friday Sunny, with a high near 90. East southeast wind around 6 mph becoming light and variable.
  • Friday Night Mostly clear, with a low around 62. East wind 5 to 8 mph.
  • Saturday Sunny, with a high near 92. East wind 5 to 9 mph becoming south southeast in the afternoon.
  • Saturday Night Mostly clear, with a low around 61. East southeast wind around 6 mph.
  • Sunday Sunny, with a high near 92.
  • Sunday Night Partly cloudy, with a low around 62.
  • Monday A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
  • Monday Night A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
  • Tuesday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84.
  • Tuesday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61.
  • Wednesday A slight chance of showers and thunderstorms. Sunny, with a high near 89.