Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Current conditions at

I80/US30 - Peru Hill (KCMS)

Lat: 41.54958°NLon: 109.60197°WElev: 6407.0ft.

NA

21°F

-6°C

Humidity 58%
Wind Speed SW 7 MPH
Barometer NA
Dewpoint 9°F (-13°C)
Visibility 1.24 mi
Wind Chill12°F (-11°C)
Last update 29 Dec 08:26 PM MST
Extended Forecast for

Green River WY

  • Tonight

    Tonight: Clear, with a low around 17. West southwest wind 3 to 5 mph.

    Low: 17 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 39. West wind 5 to 7 mph.

    High: 39 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19. Calm wind.

    Low: 19 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45. Light southwest wind.

    High: 45 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A slight chance of rain and snow showers after 11am.  Cloudy, with a high near 43. Calm wind becoming west southwest around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31. West southwest wind around 6 mph.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 17. West southwest wind 3 to 5 mph.
Tuesday
Sunny, with a high near 39. West wind 5 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 19. Calm wind.
Wednesday
Mostly sunny, with a high near 45. Light southwest wind.
Wednesday Night
Mostly cloudy, with a low around 25. Calm wind.
New Year's Day
A slight chance of rain and snow showers after 11am. Cloudy, with a high near 43. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 31. West southwest wind around 6 mph.
Friday
Partly sunny, with a high near 48.
Friday Night
Mostly cloudy, with a low around 28.
Saturday
Partly sunny, with a high near 48.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
Mostly cloudy, with a high near 45.
Sunday Night
Partly cloudy, with a low around 22.
Monday
Partly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
Green River WY
 41.52°N 109.44°W (Elev. 6184 ft)
8:01 pm MST Dec 29, 2025
8pm MST Dec 29, 2025-6pm MST Jan 5, 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