Heavy Snow in the Central/Southern Rockies; Below Average Temperatures in the Central and Eastern US

Moderate to heavy snowfall is expected in the central/southern Rockies and adjacent High Plains today. Lake-enhanced snowfall is expected downwind of the Great Lakes today. Showers and thunderstorms will be possible this evening into tonight across the western Gulf Coast states. Temperatures across much of the central and eastern CONUS will remain below average and chilly to end the week. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

28°F

-2°C

Humidity 68%
Wind Speed SSW 5 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 03 Dec 11:05 AM MST
Extended Forecast for

Riverton Regional Airport WY

  • Today

    Today: Sunny, with a high near 33. East northeast wind around 6 mph becoming south southeast in the afternoon.

    High: 33 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 11. Wind chill values as low as zero. Light and variable wind becoming west 5 to 10 mph after midnight. Winds could gust as high as 20 mph.

    Low: 11 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 35. West southwest wind 6 to 9 mph.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 16. West wind 8 to 10 mph.

    Low: 16 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 36. West southwest wind around 6 mph becoming light and variable.

    High: 36 °F

    Mostly Sunny

  • Friday Night

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

    Low: 20 °F

    Slight Chance
    Snow Showers

  • Saturday

    Saturday: A 20 percent chance of snow showers before 11am.  Partly sunny, with a high near 43. West southwest wind 6 to 9 mph becoming northwest in the morning.

    High: 43 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 33. East northeast wind around 6 mph becoming south southeast in the afternoon.
Tonight
Mostly clear, with a low around 11. Wind chill values as low as zero. Light and variable wind becoming west 5 to 10 mph after midnight. Winds could gust as high as 20 mph.
Thursday
Mostly sunny, with a high near 35. West southwest wind 6 to 9 mph.
Thursday Night
Mostly cloudy, with a low around 16. West wind 8 to 10 mph.
Friday
Mostly sunny, with a high near 36. West southwest wind around 6 mph becoming light and variable.
Friday Night
A 20 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 20. Southwest wind around 8 mph.
Saturday
A 20 percent chance of snow showers before 11am. Partly sunny, with a high near 43. West southwest wind 6 to 9 mph becoming northwest in the morning.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
Mostly sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Partly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton Regional Airport WY
 43.06°N 108.48°W (Elev. 5407 ft)
10:47 am MST Dec 3, 2025
11am MST Dec 3, 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