National Weather Service United States Department of Commerce

As system moves offshore in the east, snow develops across parts of western, southern U.S.

The system that has been bringing a mix of wintry precipitation to the Southeast and mid-Atlantic will continue to move off shore over the Atlantic on Thursday, with snow continuing from the Ohio Valley, southern Great Lakes and Appalachians through Thursday evening. Meanwhile, snow will develop over the central and southern Rockies, with rain and mountain snow across the Pacific Northwest.
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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

Mostly Sunny

Mostly
Sunny

High: -11 °C

Tonight

Partly Cloudy

Partly
Cloudy

Low: -17 °C

Friday

Mostly Sunny

Mostly
Sunny

High: -3 °C

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: -14 °C

Saturday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: -6 °C

Saturday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: -15 °C

Sunday

Mostly Sunny

Mostly
Sunny

High: -4 °C

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: -13 °C

Monday

Mostly Sunny

Mostly
Sunny

High: 3 °C

Detailed Forecast

  • This Afternoon Mostly sunny, with a steady temperature around -24. Wind chill values as low as -20. East wind around 23 km/h.
  • Tonight Partly cloudy, with a low around -17. East wind 16 to 24 km/h.
  • Friday Mostly sunny, with a high near -3. Calm wind.
  • Friday Night Partly cloudy, with a low around -14. East wind 5 to 13 km/h becoming northwest in the evening.
  • Saturday A 20 percent chance of snow. Partly sunny, with a high near -6. North northeast wind 11 to 16 km/h increasing to 18 to 23 km/h in the morning.
  • Saturday Night A 20 percent chance of snow. Mostly cloudy, with a low around -15. North northeast wind 8 to 18 km/h becoming northwest after midnight.
  • Sunday Mostly sunny, with a high near -4. North northwest wind 5 to 11 km/h becoming south southwest in the afternoon.
  • Sunday Night Partly cloudy, with a low around -13.
  • Monday Mostly sunny, with a high near 3.
  • Monday Night A 20 percent chance of snow. Partly cloudy, with a low around -9.
  • Tuesday A chance of snow. Mostly cloudy, with a high near -6.
  • Tuesday Night A chance of snow. Mostly cloudy, with a low around -18.
  • Wednesday A slight chance of snow. Mostly sunny, with a high near -10.