Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East; Severe Storm Threat in the Gulf States Sunday

A significant winter storm is underway, bringing widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Extremely cold air will follow, prolonging dangerous travel and infrastructure impacts into next week. Severe thunderstorms may produce damaging gusts and tornadoes across the eastern Gulf Coast states Sunday morning and afternoon. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

light snow,mist

2°F

-17°C

Humidity 82%
Wind Speed NE 9 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint -2°F (-19°C)
Visibility 2.00 mi
Wind Chill-13°F (-25°C)
Last update 25 Jan 09:53 AM MST
Extended Forecast for

Riverton WY

  • Today

    Today: A 20 percent chance of snow showers before noon.  Mostly cloudy early, then gradual clearing, with a high near 19. Wind chill values as low as -5. North northeast wind 7 to 10 mph.

    High: 19 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Tonight

    Tonight: Clear, with a low around -3. Wind chill values as low as -15. East wind around 5 mph becoming calm  after midnight.

    Low: -3 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 41. Wind chill values as low as -15. South wind around 6 mph becoming light and variable.

    High: 41 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 13. Southwest wind around 6 mph.

    Low: 13 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 44. Southwest wind around 5 mph becoming light and variable.

    High: 44 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 10. West wind around 6 mph becoming south southwest after midnight.

    Low: 10 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of snow showers before noon. Mostly cloudy early, then gradual clearing, with a high near 19. Wind chill values as low as -5. North northeast wind 7 to 10 mph.
Tonight
Clear, with a low around -3. Wind chill values as low as -15. East wind around 5 mph becoming calm after midnight.
Monday
Sunny, with a high near 41. Wind chill values as low as -15. South wind around 6 mph becoming light and variable.
Monday Night
Mostly cloudy, with a low around 13. Southwest wind around 6 mph.
Tuesday
Sunny, with a high near 44. Southwest wind around 5 mph becoming light and variable.
Tuesday Night
Mostly clear, with a low around 10. West wind around 6 mph becoming south southwest after midnight.
Wednesday
Mostly sunny, with a high near 42. Calm wind becoming northwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 14.
Thursday
Mostly sunny, with a high near 43.
Thursday Night
Partly cloudy, with a low around 16.
Friday
Mostly sunny, with a high near 47.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
8:48 am MST Jan 25, 2026
10am MST Jan 25, 2026-6pm MST Jan 31, 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