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

Riverton Regional Airport (KRIW)

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

Clear

47°F

8°C

Humidity 32%
Wind Speed WNW 25 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 07 Feb 09:53 PM MST
Extended Forecast for

Riverton WY

  • Tonight

    Tonight: Mostly clear, with a low around 24. Blustery, with a north northwest wind 7 to 16 mph becoming south southwest after midnight. Winds could gust as high as 25 mph.

    Low: 24 °F

    Mostly Clear
    and Blustery
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 62. South southwest wind 6 to 10 mph.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31. Breezy, with a south southwest wind 9 to 17 mph, with gusts as high as 24 mph.

    Low: 31 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Monday

    Monday: A 10 percent chance of showers after 5pm. Partly sunny, with a high near 58. Southwest wind 8 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 58 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of rain and snow showers before 8pm, then a slight chance of snow showers. Mostly cloudy, with a low around 24. North northwest wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of snow showers, mainly after 11am. Mostly cloudy, with a high near 45. Calm wind becoming east northeast around 6 mph in the afternoon.

    High: 45 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 24. North wind around 6 mph becoming west northwest in the evening.

    Low: 24 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: A chance of snow showers before 11am, then a slight chance of rain and snow showers. Mostly cloudy, with a high near 45. Chance of precipitation is 30%.

    High: 45 °F

    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow showers before 11pm. Mostly cloudy, with a low around 18. Chance of precipitation is 20%.

    Low: 18 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 24. Blustery, with a north northwest wind 7 to 16 mph becoming south southwest after midnight. Winds could gust as high as 25 mph.
Sunday
Mostly sunny, with a high near 62. South southwest wind 6 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 31. Breezy, with a south southwest wind 9 to 17 mph, with gusts as high as 24 mph.
Monday
A 10 percent chance of showers after 5pm. Partly sunny, with a high near 58. Southwest wind 8 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 23 mph.
Monday Night
A slight chance of rain and snow showers before 8pm, then a slight chance of snow showers. Mostly cloudy, with a low around 24. North northwest wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of snow showers, mainly after 11am. Mostly cloudy, with a high near 45. Calm wind becoming east northeast around 6 mph in the afternoon.
Tuesday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 24. North wind around 6 mph becoming west northwest in the evening.
Wednesday
A chance of snow showers before 11am, then a slight chance of rain and snow showers. Mostly cloudy, with a high near 45. Chance of precipitation is 30%.
Wednesday Night
A slight chance of rain and snow showers before 11pm. Mostly cloudy, with a low around 18. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 45.
Thursday Night
Mostly clear, with a low around 14.
Friday
Sunny, with a high near 43.
Friday Night
Partly cloudy, with a low around 15.
Saturday
Partly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
Last Update:
9:47 pm MST Feb 7, 2026
Forecast Valid:
10pm MST Feb 7, 2026-6pm MST Feb 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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