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.

Clear

40°F

4°C

Humidity 76%
Wind Speed ENE 17 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 22 Mar 03:53 AM MDT
Extended Forecast for

Riverton WY

  • Today

    Today: Sunny, with a high near 67. North northeast wind 5 to 10 mph becoming light northeast.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 41. North wind 5 to 8 mph.

    Low: 41 °F

    Increasing
    Clouds

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 74. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 74 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39. Southwest wind around 7 mph.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 78. Breezy, with a west southwest wind 6 to 16 mph, with gusts as high as 28 mph.

    High: 78 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. Breezy, with a south southwest wind 10 to 17 mph, with gusts as high as 28 mph.

    Low: 45 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82. Windy, with a south southwest wind 10 to 15 mph becoming west 21 to 26 mph in the afternoon. Winds could gust as high as 43 mph.

    High: 82 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37. Breezy.

    Low: 37 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 64. Breezy.

    High: 64 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 67. North northeast wind 5 to 10 mph becoming light northeast.
Tonight
Increasing clouds, with a low around 41. North wind 5 to 8 mph.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 74. Calm wind becoming west 5 to 7 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 39. Southwest wind around 7 mph.
Tuesday
Partly sunny, with a high near 78. Breezy, with a west southwest wind 6 to 16 mph, with gusts as high as 28 mph.
Tuesday Night
Partly cloudy, with a low around 45. Breezy, with a south southwest wind 10 to 17 mph, with gusts as high as 28 mph.
Wednesday
Mostly sunny, with a high near 82. Windy, with a south southwest wind 10 to 15 mph becoming west 21 to 26 mph in the afternoon. Winds could gust as high as 43 mph.
Wednesday Night
Partly cloudy, with a low around 37. Breezy.
Thursday
Sunny, with a high near 64. Breezy.
Thursday Night
Mostly clear, with a low around 29. Blustery.
Friday
Sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Partly sunny, with a high near 68.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
3:01 am MDT Mar 22, 2026
4am MDT Mar 22, 2026-6pm MDT Mar 28, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database