Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

55°F

13°C

Humidity 13%
Wind Speed WNW 29 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 27 Feb 04:35 PM MST
Extended Forecast for

Riverton WY

Red Flag Warning until February 27, 06:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until February 27, 06:00pm

    NOW until 6:00pm Fri

    Red Flag Warning

  • This Afternoon

    High: 61 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 23. Blustery, with a north northwest wind 8 to 15 mph becoming south southwest in the evening. Winds could gust as high as 23 mph.

    Low: 23 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 61. North northwest wind 5 to 8 mph becoming southwest in the morning.

    High: 61 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31. West northwest wind 5 to 8 mph becoming southwest after midnight.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 58. Light and variable wind becoming northeast around 6 mph in the afternoon.

    High: 58 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32. East southeast wind around 5 mph becoming light and variable  after midnight.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers, mainly after 11am.  Partly sunny, with a high near 58. Calm wind becoming north northeast 5 to 7 mph in the afternoon.

    High: 58 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 61. West wind around 13 mph.
Tonight
Mostly clear, with a low around 23. Blustery, with a north northwest wind 8 to 15 mph becoming south southwest in the evening. Winds could gust as high as 23 mph.
Saturday
Increasing clouds, with a high near 61. North northwest wind 5 to 8 mph becoming southwest in the morning.
Saturday Night
Mostly cloudy, with a low around 31. West northwest wind 5 to 8 mph becoming southwest after midnight.
Sunday
Mostly cloudy, with a high near 58. Light and variable wind becoming northeast around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 32. East southeast wind around 5 mph becoming light and variable after midnight.
Monday
A 30 percent chance of showers, mainly after 11am. Partly sunny, with a high near 58. Calm wind becoming north northeast 5 to 7 mph in the afternoon.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 30.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
Mostly clear, with a low around 27.
Wednesday
Sunny, with a high near 60.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 29.
Thursday
A chance of rain and snow showers. Partly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
4:01 pm MST Feb 27, 2026
4pm MST Feb 27, 2026-6pm MST Mar 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