National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

I80/US30 - Peru Hill (KCMS)

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

NA

39°F

4°C

Humidity 34%
Wind Speed WSW 8 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility 1.24 mi
Wind Chill33°F (1°C)
Last update 12 Jan 05:26 PM MST
Extended Forecast for

Green River WY

  • Tonight

    Tonight: Mostly clear, with a low around 24. West wind 5 to 7 mph.

    Low: 24 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48. Breezy, with a west northwest wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 48 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. West northwest wind 5 to 9 mph becoming calm after midnight.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 48. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 48 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 21. West wind around 6 mph.

    Low: 21 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 48. West wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 48 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 15. West northwest wind 6 to 9 mph.

    Low: 15 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 24. West wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 48. Breezy, with a west northwest wind 6 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Partly cloudy, with a low around 22. West northwest wind 5 to 9 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 48. Calm wind becoming west 5 to 8 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 21. West wind around 6 mph.
Thursday
Sunny, with a high near 48. West wind 6 to 13 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 15. West northwest wind 6 to 9 mph.
Friday
Sunny, with a high near 41.
Friday Night
Partly cloudy, with a low around 18.
Saturday
Sunny, with a high near 46.
Saturday Night
Clear, with a low around 19.
Sunday
Sunny, with a high near 48.
Sunday Night
Mostly clear, with a low around 18.
M.L.King Day
Sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Green River WY
 41.52°N 109.44°W (Elev. 6184 ft)
Last Update:
5:01 pm MST Jan 12, 2026
Forecast Valid:
5pm MST Jan 12, 2026-6pm MST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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