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

52°F

11°C

Humidity 29%
Wind Speed E 6 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 06 Feb 01:35 PM MST
Extended Forecast for

Riverton WY

  • This Afternoon

    This Afternoon: Sunny, with a high near 58. West northwest wind around 6 mph.

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 26. Southwest wind 6 to 10 mph.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 62. West southwest wind 7 to 11 mph becoming north northeast in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24. South wind around 7 mph becoming west southwest in the evening.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 59. South southwest wind around 6 mph.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 29. South southwest wind 7 to 9 mph.

    Low: 29 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 58. Breezy, with a south southwest wind 9 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 58 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: A slight chance of rain and snow showers before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.

    Low: 23 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: A 30 percent chance of snow showers. Mostly cloudy, with a high near 43.

    High: 43 °F

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 58. West northwest wind around 6 mph.
Tonight
Partly cloudy, with a low around 26. Southwest wind 6 to 10 mph.
Saturday
Mostly sunny, with a high near 62. West southwest wind 7 to 11 mph becoming north northeast in the afternoon.
Saturday Night
Mostly clear, with a low around 24. South wind around 7 mph becoming west southwest in the evening.
Sunday
Mostly sunny, with a high near 59. South southwest wind around 6 mph.
Sunday Night
Mostly cloudy, with a low around 29. South southwest wind 7 to 9 mph.
Monday
Partly sunny, with a high near 58. Breezy, with a south southwest wind 9 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.
Monday Night
A slight chance of rain and snow showers before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.
Tuesday
A 30 percent chance of snow showers. Mostly cloudy, with a high near 43.
Tuesday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 20.
Wednesday
A slight chance of snow showers. Mostly cloudy, with a high near 46.
Wednesday Night
Mostly cloudy, with a low around 16.
Thursday
Mostly sunny, with a high near 46.
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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:
12:31 pm MST Feb 6, 2026
Forecast Valid:
1pm MST Feb 6, 2026-6pm MST Feb 12, 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