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

Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

41°F

5°C

Humidity 56%
Wind Speed NNE 5 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 22 Nov 09:35 AM MST
Extended Forecast for

Riverton WY

  • Today

    Today: Sunny, with a high near 50. Calm wind becoming east northeast around 5 mph.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 22. Southwest wind around 6 mph.

    Low: 22 °F

    Mostly Clear

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, sunny, with a high near 50. Light and variable wind.

    High: 50 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 23. Calm wind becoming southwest around 6 mph in the evening.

    Low: 23 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 50. West southwest wind 6 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 50 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow showers before 11pm. Partly cloudy, with a low around 17. West northwest wind 7 to 10 mph.

    Low: 17 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. West northwest wind around 5 mph becoming north northeast in the afternoon.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 50. Calm wind becoming east northeast around 5 mph.
Tonight
Mostly clear, with a low around 22. Southwest wind around 6 mph.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 50. Light and variable wind.
Sunday Night
Mostly clear, with a low around 23. Calm wind becoming southwest around 6 mph in the evening.
Monday
Sunny, with a high near 50. West southwest wind 6 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.
Monday Night
A 20 percent chance of snow showers before 11pm. Partly cloudy, with a low around 17. West northwest wind 7 to 10 mph.
Tuesday
Mostly sunny, with a high near 36. West northwest wind around 5 mph becoming north northeast in the afternoon.
Tuesday Night
Partly cloudy, with a low around 12.
Wednesday
Partly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 18.
Thanksgiving Day
Mostly sunny, with a high near 47.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Partly sunny, with a high near 44.
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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:
9:47 am MST Nov 22, 2025
Forecast Valid:
9am MST Nov 22, 2025-6pm MST Nov 28, 2025
 
Forecast Discussion
 
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Additional Resources

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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