Winter Storm in the Central Appalachians through the Northeast; Heavy Snow in the Great Basin and Rockies

A winter storm will impact the central Appalachians to the Northeast through the night. Accumulating snow is expected for interior New England and the northern Mid-Atlantic. Scattered showers and occasional thunderstorms will persist across Florida and the Southeast coast. Locally heavy mountain snow is expected in the Great Basin and Rockies over the next couple of days. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

light snow,mist

28°F

-2°C

Humidity 95%
Wind Speed N 0 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 27°F (-3°C)
Visibility 0.75 mi
Last update 02 Dec 10:08 PM MST
Extended Forecast for

Riverton WY

  • Tonight

    Tonight: A 40 percent chance of snow showers, mainly before 2am.  Mostly cloudy, with a low around 17. North wind 5 to 7 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 17 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 33. North wind around 6 mph becoming light and variable.

    High: 33 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 9. Wind chill values as low as zero. South southwest wind around 6 mph.

    Low: 9 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 36. Wind chill values as low as zero. South southwest wind 3 to 6 mph.

    High: 36 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 14. West southwest wind around 6 mph.

    Low: 14 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 37. Southwest wind 3 to 5 mph.

    High: 37 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow showers after 11pm.  Mostly cloudy, with a low around 19. West southwest wind 6 to 8 mph.

    Low: 19 °F

    Slight Chance
    Snow Showers

  • Saturday

    Saturday: A slight chance of rain and snow showers.  Partly sunny, with a high near 45. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A slight chance of rain and snow showers before 11pm.  Partly cloudy, with a low around 18. Chance of precipitation is 20%.

    Low: 18 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

Detailed Forecast

Tonight
A 40 percent chance of snow showers, mainly before 2am. Mostly cloudy, with a low around 17. North wind 5 to 7 mph. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 33. North wind around 6 mph becoming light and variable.
Wednesday Night
Mostly clear, with a low around 9. Wind chill values as low as zero. South southwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 36. Wind chill values as low as zero. South southwest wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 14. West southwest wind around 6 mph.
Friday
Mostly sunny, with a high near 37. Southwest wind 3 to 5 mph.
Friday Night
A 20 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 19. West southwest wind 6 to 8 mph.
Saturday
A slight chance of rain and snow showers. Partly sunny, with a high near 45. Chance of precipitation is 20%.
Saturday Night
A slight chance of rain and snow showers before 11pm. Partly cloudy, with a low around 18. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 45.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
A slight chance of rain and snow showers. Partly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
10:01 pm MST Dec 2, 2025
10pm MST Dec 2, 2025-6pm MST Dec 9, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database