Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

I80/US30 - Peru Hill (KCMS)

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

NA

32°F

0°C

Humidity 53%
Wind Speed WSW 15 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility 1.24 mi
Wind Chill22°F (-6°C)
Last update 29 Jan 12:26 PM MST
Extended Forecast for

Green River WY

  • This Afternoon

    This Afternoon: Sunny, with a high near 41. Breezy, with a west northwest wind 14 to 18 mph, with gusts as high as 26 mph.

    High: 41 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 18. West northwest wind 6 to 11 mph becoming light west  after midnight.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44. Breezy, with a light west northwest wind increasing to 11 to 16 mph in the morning. Winds could gust as high as 25 mph.

    High: 44 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 22. West wind 3 to 8 mph.

    Low: 22 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 52. Breezy, with a light west southwest wind becoming west 11 to 16 mph in the morning. Winds could gust as high as 25 mph.

    High: 52 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 21. West wind around 6 mph becoming calm  in the evening.

    Low: 21 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 52. Light and variable wind.

    High: 52 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 41. Breezy, with a west northwest wind 14 to 18 mph, with gusts as high as 26 mph.
Tonight
Partly cloudy, with a low around 18. West northwest wind 6 to 11 mph becoming light west after midnight.
Friday
Mostly sunny, with a high near 44. Breezy, with a light west northwest wind increasing to 11 to 16 mph in the morning. Winds could gust as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 22. West wind 3 to 8 mph.
Saturday
Mostly sunny, with a high near 52. Breezy, with a light west southwest wind becoming west 11 to 16 mph in the morning. Winds could gust as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 21. West wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 52. Light and variable wind.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 20.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
Green River WY
 41.52°N 109.44°W (Elev. 6184 ft)
12:01 pm MST Jan 29, 2026
12pm MST Jan 29, 2026-6pm MST Feb 4, 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