Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

57°F

14°C

Humidity 22%
Wind Speed NW 13 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 20 Mar 12:50 AM MDT
Extended Forecast for

8 Miles NE Riverton WY

Red Flag Warning March 20, 01:13am until March 21, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning March 20, 01:13am until March 21, 09:00pm

    NOW until 9:00pm Sat

    Red Flag Warning

  • Overnight

    Low: 43 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 81. Breezy, with a west wind 6 to 16 mph, with gusts as high as 23 mph.

    High: 81 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. Breezy, with a south southwest wind 6 to 16 mph, with gusts as high as 24 mph.

    Low: 42 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 82. Windy, with a south southwest wind 5 to 10 mph becoming west 16 to 26 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 82 °F

    Sunny then
    Mostly Sunny
    and Windy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. Breezy, with a west wind 19 to 24 mph becoming northwest 9 to 14 mph after midnight. Winds could gust as high as 37 mph.

    Low: 40 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 68. Northeast wind 6 to 9 mph.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35. North northwest wind 5 to 8 mph becoming south after midnight.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

Detailed Forecast

Overnight
Mostly cloudy, with a low around 43. Southwest wind around 9 mph.
Friday
Partly sunny, with a high near 81. Breezy, with a west wind 6 to 16 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 42. Breezy, with a south southwest wind 6 to 16 mph, with gusts as high as 24 mph.
Saturday
Mostly sunny, with a high near 82. Windy, with a south southwest wind 5 to 10 mph becoming west 16 to 26 mph in the afternoon. Winds could gust as high as 40 mph.
Saturday Night
Partly cloudy, with a low around 40. Breezy, with a west wind 19 to 24 mph becoming northwest 9 to 14 mph after midnight. Winds could gust as high as 37 mph.
Sunday
Sunny, with a high near 68. Northeast wind 6 to 9 mph.
Sunday Night
Partly cloudy, with a low around 35. North northwest wind 5 to 8 mph becoming south after midnight.
Monday
Partly sunny, with a high near 71.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 75.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 83. Breezy.
Wednesday Night
Partly cloudy, with a low around 37. Breezy.
Thursday
Sunny, with a high near 61. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NE Riverton WY
 43.09°N 108.27°W (Elev. 4833 ft)
12:47 am MDT Mar 20, 2026
1am MDT Mar 20, 2026-6pm MDT Mar 26, 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