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.

Partly Cloudy

30°F

-1°C

Humidity 63%
Wind Speed W 16 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 07 Dec 03:20 AM MST
Extended Forecast for

Riverton Regional Airport WY

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 23. West southwest wind around 13 mph, with gusts as high as 20 mph.

    Low: 23 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 40. South southwest wind 6 to 11 mph becoming north in the afternoon.

    High: 40 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20. Southwest wind around 9 mph.

    Low: 20 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44. West southwest wind 6 to 9 mph.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. Breezy, with a south southwest wind 11 to 16 mph, with gusts as high as 24 mph.

    Low: 28 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 53. Breezy, with a southwest wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 53 °F

    Partly Sunny
    and Breezy
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain before 8pm, then a chance of rain and snow. Mostly cloudy, with a low around 28. North wind around 10 mph becoming south southeast after midnight. Chance of precipitation is 40%.

    Low: 28 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain and snow. Partly sunny, with a high near 50. Chance of precipitation is 50%.

    High: 50 °F

    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.

    Low: 28 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 23. West southwest wind around 13 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 40. South southwest wind 6 to 11 mph becoming north in the afternoon.
Sunday Night
Partly cloudy, with a low around 20. Southwest wind around 9 mph.
Monday
Mostly sunny, with a high near 44. West southwest wind 6 to 9 mph.
Monday Night
Mostly cloudy, with a low around 28. Breezy, with a south southwest wind 11 to 16 mph, with gusts as high as 24 mph.
Tuesday
Partly sunny, with a high near 53. Breezy, with a southwest wind 10 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
A chance of rain before 8pm, then a chance of rain and snow. Mostly cloudy, with a low around 28. North wind around 10 mph becoming south southeast after midnight. Chance of precipitation is 40%.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 50. Chance of precipitation is 50%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Thursday
A chance of rain and snow before 11am, then a slight chance of snow. Partly sunny, with a high near 38. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 17.
Friday
Partly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 19.
Saturday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Riverton Regional Airport WY
 43.06°N 108.45°W (Elev. 5420 ft)
Last Update:
2:31 am MST Dec 7, 2025
Forecast Valid:
3am 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