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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

41°F

5°C

Humidity 30%
Wind Speed SE 4 MPH
Barometer 30.42 in (1030.14 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 10 Jan 02:53 PM MST
Extended Forecast for

Riverton WY

  • This Afternoon

    This Afternoon: Sunny, with a high near 45. West wind around 6 mph.

    High: 45 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 18. Southwest wind 3 to 7 mph.

    Low: 18 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 47. Light south wind.

    High: 47 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 17. Calm wind becoming south southwest 5 to 7 mph after midnight.

    Low: 17 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 48. Light south wind.

    High: 48 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24. Southwest wind 7 to 9 mph.

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 53. Breezy, with a west southwest wind 9 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.

    High: 53 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 45. West wind around 6 mph.
Tonight
Partly cloudy, with a low around 18. Southwest wind 3 to 7 mph.
Sunday
Mostly sunny, with a high near 47. Light south wind.
Sunday Night
Mostly clear, with a low around 17. Calm wind becoming south southwest 5 to 7 mph after midnight.
Monday
Mostly sunny, with a high near 48. Light south wind.
Monday Night
Partly cloudy, with a low around 24. Southwest wind 7 to 9 mph.
Tuesday
Mostly sunny, with a high near 53. Breezy, with a west southwest wind 9 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Mostly sunny, with a high near 51.
Wednesday Night
Mostly clear, with a low around 24.
Thursday
Sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 18.
Friday
Mostly sunny, with a high near 37.
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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:
2:31 pm MST Jan 10, 2026
Forecast Valid:
3pm MST Jan 10, 2026-6pm MST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation