National Weather Service United States Department of Commerce

Warmup expected in the East, cooler weather forecast across parts of West

Much of the eastern U.S. will see a significant warming trend beginning on Friday, with high temperatures as much as 10-15 degrees warmer than on Thursday. The warming trend will continue into the weekend. Meanwhile, temperatures will be on the decrease across much of the northern Plains and Intermountain West over the next several days.
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Current Conditions

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Casper WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

This
Afternoon

Windy

Windy

High: 15 °C

Tonight

Windy

Windy

Low: 3 °C

Saturday

Windy

Windy

High: 11 °C

Saturday
Night

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

Low: -7 °C

Sunday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: -5 °C

Sunday
Night

Mostly Cloudy

Mostly
Cloudy

Low: -11 °C

Monday

Breezy

Breezy

High: 3 °C

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: -2 °C

Tuesday

Mostly Sunny

Mostly
Sunny

High: 6 °C

Detailed Forecast

  • This Afternoon Mostly sunny, with a high near 15. Windy, with a southwest wind 60 to 65 km/h, with gusts as high as 95 km/h.
  • Tonight Mostly clear, with a low around 3. Windy, with a southwest wind 50 to 60 km/h, with gusts as high as 90 km/h.
  • Saturday Increasing clouds, with a high near 11. Windy, with a southwest wind 55 to 60 km/h decreasing to 47 to 52 km/h in the afternoon. Winds could gust as high as 90 km/h.
  • Saturday Night A 40 percent chance of snow after 11pm. Mostly cloudy, with a low around -7. Breezy, with a west southwest wind 37 to 47 km/h decreasing to 10 to 20 km/h after midnight. Winds could gust as high as 65 km/h. New snow accumulation of 1 to 3 centimeters possible.
  • Sunday A 50 percent chance of snow. Partly sunny, with a high near -5. North wind 11 to 16 km/h. New snow accumulation of 1 to 2 centimeters possible.
  • Sunday Night Mostly cloudy, with a low around -11. North northeast wind 5 to 13 km/h becoming south southeast after midnight.
  • Monday Mostly sunny, with a high near 3. Breezy, with a southwest wind 10 to 20 km/h increasing to 22 to 32 km/h in the morning. Winds could gust as high as 45 km/h.
  • Monday Night Partly cloudy, with a low around -2.
  • Tuesday Mostly sunny, with a high near 6.
  • Tuesday Night Partly cloudy, with a low around -2.
  • Wednesday Mostly sunny, with a high near 6.
  • Wednesday Night A slight chance of snow. Mostly cloudy, with a low around -2.
  • Thursday A slight chance of rain and snow. Mostly sunny, with a high near 7.