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

36°F

2°C

Humidity 47%
Wind Speed N 8 MPH
Barometer 30.39 in (1029.12 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 04 Feb 07:20 PM MST
Extended Forecast for

Riverton WY

  • Tonight

    Tonight: Mostly clear, with a low around 23. Light and variable wind becoming south around 5 mph.

    Low: 23 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 57. Light and variable wind.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 23. South wind around 5 mph becoming calm in the evening.

    Low: 23 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 58. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 27. Southwest wind around 6 mph.

    Low: 27 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 59. Southwest wind around 6 mph becoming northwest in the afternoon.

    High: 59 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24. Northwest wind around 6 mph becoming southwest in the evening.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 23. Light and variable wind becoming south around 5 mph.
Thursday
Sunny, with a high near 57. Light and variable wind.
Thursday Night
Mostly clear, with a low around 23. South wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 58. Calm wind becoming west northwest around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 27. Southwest wind around 6 mph.
Saturday
Partly sunny, with a high near 59. Southwest wind around 6 mph becoming northwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 24. Northwest wind around 6 mph becoming southwest in the evening.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Partly sunny, with a high near 57.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 47.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 20.
Wednesday
A chance of snow showers. Mostly cloudy, 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:
6:16 pm MST Feb 4, 2026
Forecast Valid:
7pm MST Feb 4, 2026-6pm MST Feb 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation