Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

Lat: 43.06219°NLon: 108.44701°WElev: 5443.0ft.

Clear

36°F

2°C

Humidity 43%
Wind Speed NW 24 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 29 Jan 06:20 PM MST
Extended Forecast for

2 Miles NW Riverton Regional Airport WY

  • Tonight

    Tonight: Mostly clear, with a low around 18. Blustery, with a west northwest wind 17 to 22 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 31 mph.

    Low: 18 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Friday

    Friday: Mostly sunny, with a high near 43. Calm wind becoming east around 5 mph in the afternoon.

    High: 43 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26. Light and variable wind becoming west southwest 5 to 7 mph in the evening.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 53. West wind around 8 mph.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 22. West southwest wind 3 to 6 mph.

    Low: 22 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 49. Light and variable wind.

    High: 49 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25. West southwest wind around 6 mph.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 18. Blustery, with a west northwest wind 17 to 22 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 31 mph.
Friday
Mostly sunny, with a high near 43. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 26. Light and variable wind becoming west southwest 5 to 7 mph in the evening.
Saturday
Sunny, with a high near 53. West wind around 8 mph.
Saturday Night
Partly cloudy, with a low around 22. West southwest wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 49. Light and variable wind.
Sunday Night
Mostly cloudy, with a low around 25. West southwest wind around 6 mph.
Monday
Mostly sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Mostly sunny, with a high near 44.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Sunny, with a high near 46.
Wednesday Night
Partly cloudy, with a low around 20.
Thursday
Sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Riverton Regional Airport WY
 43.06°N 108.48°W (Elev. 5407 ft)
5:46 pm MST Jan 29, 2026
6pm MST Jan 29, 2026-6pm MST Feb 5, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database