Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

-4°F

-20°C

Humidity 91%
Wind Speed NNE 3 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Last update 24 Jan 04:30 AM MST
Extended Forecast for

Riverton WY

  • Today

    Today: Sunny, with a high near 19. Wind chill values as low as -5. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 19 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of snow showers after 4am.  Partly cloudy, with a low around 0. Light and variable wind.

    Low: 0 °F

    Mostly Clear
    then Chance
    Snow Showers

  • Sunday

    Sunday: A 40 percent chance of snow showers before 11am.  Cloudy through mid morning, then gradual clearing, with a high near 20. Wind chill values as low as -10. North northeast wind 6 to 10 mph.  Little or no snow accumulation expected.

    High: 20 °F

    Chance Snow
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -5. Wind chill values as low as -10. Light and variable wind becoming south southwest around 5 mph after midnight.

    Low: -5 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 39. South southwest wind 3 to 6 mph.

    High: 39 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12. Southwest wind around 6 mph.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 42. Southwest wind around 5 mph becoming light and variable  in the morning.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 10.

    Low: 10 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 19. Wind chill values as low as -5. Calm wind becoming north northeast around 6 mph in the afternoon.
Tonight
A 30 percent chance of snow showers after 4am. Partly cloudy, with a low around 0. Light and variable wind.
Sunday
A 40 percent chance of snow showers before 11am. Cloudy through mid morning, then gradual clearing, with a high near 20. Wind chill values as low as -10. North northeast wind 6 to 10 mph. Little or no snow accumulation expected.
Sunday Night
Mostly clear, with a low around -5. Wind chill values as low as -10. Light and variable wind becoming south southwest around 5 mph after midnight.
Monday
Sunny, with a high near 39. South southwest wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 12. Southwest wind around 6 mph.
Tuesday
Sunny, with a high near 42. Southwest wind around 5 mph becoming light and variable in the morning.
Tuesday Night
Mostly clear, with a low around 10.
Wednesday
Sunny, with a high near 41.
Wednesday Night
Partly cloudy, with a low around 13.
Thursday
Partly sunny, with a high near 41.
Thursday Night
Mostly cloudy, with a low around 14.
Friday
Mostly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
2:31 am MST Jan 24, 2026
4am MST Jan 24, 2026-6pm MST Jan 30, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database