Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. 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 71%
Wind Speed ENE 11 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility 1.24 mi
Wind Chill9°F (-13°C)
Last update 19 Jan 12:42 AM MST
Extended Forecast for

Green River WY

  • Overnight

    Overnight: Mostly clear, with a low around 15. Calm wind becoming east around 5 mph.

    Low: 15 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 39. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 39 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 14. West wind around 6 mph.

    Low: 14 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 44. Breezy, with a west wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 44 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 13. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 13 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 43. Light west southwest wind becoming west northwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 43 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 13. West wind around 5 mph becoming calm  in the evening.

    Low: 13 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 15. Calm wind becoming east around 5 mph.
M.L.King Day
Sunny, with a high near 39. Calm wind becoming west 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 14. West wind around 6 mph.
Tuesday
Sunny, with a high near 44. Breezy, with a west wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 13. West wind 5 to 8 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 43. Light west southwest wind becoming west northwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 13. West wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 44.
Thursday Night
Mostly cloudy, with a low around 15.
Friday
Partly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 15.
Saturday
Mostly sunny, with a high near 41.
Saturday Night
Partly cloudy, with a low around 14.
Sunday
Sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
Green River WY
 41.52°N 109.44°W (Elev. 6184 ft)
12:47 am MST Jan 19, 2026
12am MST Jan 19, 2026-6pm MST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database