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

Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Current conditions at

DUCHESNE (KU69)

Lat: 40.1919°NLon: 110.38099°WElev: 5826.0ft.

Clear

19°F

-7°C

Humidity 73%
Wind Speed NW 4 MPH
Barometer 30.56 in (1034.88 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 30 Dec 08:55 AM MST
Extended Forecast for

Altamont UT

  • Today

    Today: Sunny, with a high near 37. Light and variable wind.

    High: 37 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 21. Light and variable wind.

    Low: 21 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42. Light and variable wind.

    High: 42 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Snow likely after 5am. Mostly cloudy, with a low around 25. Calm wind. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 25 °F

    Mostly Cloudy
    then Snow
    Likely

  • New Year's Day

    New Year's Day: Rain and snow likely, becoming all rain after 8am. Mostly cloudy, with a high near 38. Calm wind. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 38 °F

    Rain/Snow
    Likely then
    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain. Partly sunny, with a high near 43.

    High: 43 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Sunny, with a high near 37. Light and variable wind.
Tonight
Partly cloudy, with a low around 21. Light and variable wind.
Wednesday
Mostly sunny, with a high near 42. Light and variable wind.
Wednesday Night
Snow likely after 5am. Mostly cloudy, with a low around 25. Calm wind. Chance of precipitation is 60%. Little or no snow accumulation expected.
New Year's Day
Rain and snow likely, becoming all rain after 8am. Mostly cloudy, with a high near 38. Calm wind. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 27.
Friday
Partly sunny, with a high near 43.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
A slight chance of rain. Partly sunny, with a high near 43.
Saturday Night
A slight chance of rain before 2am, then a slight chance of snow. Mostly cloudy, with a low around 26.
Sunday
A chance of rain and snow. Partly sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 22.
Monday
Mostly sunny, with a high near 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Altamont UT
 40.37°N 110.3°W (Elev. 6404 ft)
Last Update:
2:04 am MST Dec 30, 2025
Forecast Valid:
9am MST Dec 30, 2025-6pm MST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation