National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

38°F

3°C

Humidity 38%
Wind Speed NW 23 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 07 Dec 09:53 AM MST
Extended Forecast for

Riverton WY

  • Today

    Today: Partly sunny, with a high near 42. South wind around 7 mph becoming north northeast in the afternoon.

    High: 42 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 18. South southwest wind around 7 mph.

    Low: 18 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 45. South southwest wind 6 to 9 mph.

    High: 45 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 27. Breezy, with a south southwest wind 10 to 16 mph, with gusts as high as 24 mph.

    Low: 27 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55. South southwest wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 26. North wind around 10 mph becoming south southeast after midnight. Chance of precipitation is 40%.

    Low: 26 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain and snow before 11am, then a chance of rain. Partly sunny, with a high near 52. West wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 52 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.

    Low: 26 °F

    Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow, mainly before 11am. Partly sunny, with a high near 39. Chance of precipitation is 30%.

    High: 39 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Partly sunny, with a high near 42. South wind around 7 mph becoming north northeast in the afternoon.
Tonight
Partly cloudy, with a low around 18. South southwest wind around 7 mph.
Monday
Mostly sunny, with a high near 45. South southwest wind 6 to 9 mph.
Monday Night
Mostly cloudy, with a low around 27. Breezy, with a south southwest wind 10 to 16 mph, with gusts as high as 24 mph.
Tuesday
Partly sunny, with a high near 55. South southwest wind 10 to 14 mph, with gusts as high as 21 mph.
Tuesday Night
A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 26. North wind around 10 mph becoming south southeast after midnight. Chance of precipitation is 40%.
Wednesday
A chance of rain and snow before 11am, then a chance of rain. Partly sunny, with a high near 52. West wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Thursday
A chance of rain and snow, mainly before 11am. Partly sunny, with a high near 39. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 16.
Friday
Partly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 17.
Saturday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
Last Update:
8:48 am MST Dec 7, 2025
Forecast Valid:
10am MST Dec 7, 2025-6pm MST Dec 13, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation