Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

46°F

8°C

Humidity 31%
Wind Speed NW 12 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 13 Feb 11:20 AM MST
Extended Forecast for

Riverton WY

  • Today

    Today: Sunny, with a high near 53. Northwest wind 3 to 6 mph.

    High: 53 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 19. West southwest wind around 6 mph.

    Low: 19 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 53. Southwest wind around 5 mph becoming calm  in the morning.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 22. Southeast wind around 6 mph becoming southwest after midnight.

    Low: 22 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 58. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 58 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 22. South southwest wind 6 to 11 mph.

    Low: 22 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 59. Breezy, with a south southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 59 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: A 30 percent chance of showers after 11pm.  Partly cloudy, with a low around 32. Breezy.

    Low: 32 °F

    Chance
    Showers and
    Breezy

  • Tuesday

    Tuesday: A 40 percent chance of showers, mainly before 11am.  Mostly sunny, with a high near 53. Windy.

    High: 53 °F

    Chance
    Showers and
    Windy

Detailed Forecast

Today
Sunny, with a high near 53. Northwest wind 3 to 6 mph.
Tonight
Mostly clear, with a low around 19. West southwest wind around 6 mph.
Saturday
Sunny, with a high near 53. Southwest wind around 5 mph becoming calm in the morning.
Saturday Night
Partly cloudy, with a low around 22. Southeast wind around 6 mph becoming southwest after midnight.
Sunday
Partly sunny, with a high near 58. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 22. South southwest wind 6 to 11 mph.
Washington's Birthday
Mostly sunny, with a high near 59. Breezy, with a south southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.
Monday Night
A 30 percent chance of showers after 11pm. Partly cloudy, with a low around 32. Breezy.
Tuesday
A 40 percent chance of showers, mainly before 11am. Mostly sunny, with a high near 53. Windy.
Tuesday Night
A 20 percent chance of snow showers. Partly cloudy, with a low around 24. Breezy.
Wednesday
A chance of snow showers. Partly sunny, with a high near 47. Breezy.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Breezy.
Thursday
A slight chance of snow showers. Mostly sunny, with a high near 42. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
11:31 am MST Feb 13, 2026
11am MST Feb 13, 2026-6pm MST Feb 19, 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