Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Partly Cloudy

48°F

9°C

Humidity 57%
Wind Speed ESE 6 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 22 Mar 11:00 AM MDT
Extended Forecast for

3 Miles NNW Riverton Regional Airport WY

  • Today

    Today: Sunny, with a high near 62. East wind 6 to 8 mph.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. North northeast wind 6 to 11 mph becoming east after midnight.

    Low: 41 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 69. Light and variable wind becoming northwest 9 to 14 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 69 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. Northwest wind 7 to 13 mph becoming west southwest after midnight. Winds could gust as high as 20 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 74. Breezy, with a west wind 6 to 11 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 74 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. Breezy, with a southwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 33 mph.

    Low: 45 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79. Windy, with a west wind 10 to 20 mph increasing to 21 to 31 mph in the afternoon. Winds could gust as high as 49 mph.

    High: 79 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38. Breezy.

    Low: 38 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 62. Breezy.

    High: 62 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 62. East wind 6 to 8 mph.
Tonight
Mostly cloudy, with a low around 41. North northeast wind 6 to 11 mph becoming east after midnight.
Monday
Partly sunny, with a high near 69. Light and variable wind becoming northwest 9 to 14 mph in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 40. Northwest wind 7 to 13 mph becoming west southwest after midnight. Winds could gust as high as 20 mph.
Tuesday
Partly sunny, with a high near 74. Breezy, with a west wind 6 to 11 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.
Tuesday Night
Partly cloudy, with a low around 45. Breezy, with a southwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 33 mph.
Wednesday
Mostly sunny, with a high near 79. Windy, with a west wind 10 to 20 mph increasing to 21 to 31 mph in the afternoon. Winds could gust as high as 49 mph.
Wednesday Night
Partly cloudy, with a low around 38. Breezy.
Thursday
Sunny, with a high near 62. Breezy.
Thursday Night
Mostly clear, with a low around 30. Blustery.
Friday
Sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Partly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Riverton Regional Airport WY
 43.1°N 108.48°W (Elev. 5440 ft)
10:03 am MDT Mar 22, 2026
11am MDT Mar 22, 2026-6pm MDT Mar 28, 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