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

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Current conditions at

DUCHESNE (KU69)

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

Mist

30°F

-1°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 28°F (-2°C)
Visibility 5.00 mi
Last update 01 Jan 05:35 PM MST
Extended Forecast for

Altamont UT

  • New Year's Day

    New Year's Day: A chance of rain and snow. Cloudy, with a steady temperature around 33. Calm wind. Chance of precipitation is 30%. Total daytime snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: A chance of rain and snow before 11pm, then a chance of snow and freezing rain between 11pm and 2am, then a slight chance of freezing rain after 2am. Mostly cloudy, with a low around 25. Calm wind. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance Wintry
    Mix

  • Friday

    Friday: A slight chance of freezing rain before 8am. Mostly sunny, with a high near 44. Light and variable wind becoming east 5 to 7 mph in the morning. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Freezing Rain
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23. East northeast wind around 5 mph becoming light and variable in the evening.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 40. Light and variable wind.

    High: 40 °F

    Partly Sunny

  • Saturday Night

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

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain after 11am. Partly sunny, with a high near 41.

    High: 41 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of rain. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Chance Rain

  • Monday

    Monday: Rain likely, possibly mixed with snow, mainly before 11am. Mostly cloudy, with a high near 41.

    High: 41 °F

    Rain/Snow
    Likely

Detailed Forecast

New Year's Day
A chance of rain and snow. Cloudy, with a steady temperature around 33. Calm wind. Chance of precipitation is 30%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of rain and snow before 11pm, then a chance of snow and freezing rain between 11pm and 2am, then a slight chance of freezing rain after 2am. Mostly cloudy, with a low around 25. Calm wind. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Friday
A slight chance of freezing rain before 8am. Mostly sunny, with a high near 44. Light and variable wind becoming east 5 to 7 mph in the morning. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 23. East northeast wind around 5 mph becoming light and variable in the evening.
Saturday
Partly sunny, with a high near 40. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 41.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 26.
Monday
Rain likely, possibly mixed with snow, mainly before 11am. Mostly cloudy, with a high near 41.
Monday Night
A chance of rain and snow before 8pm, then a chance of snow. Mostly cloudy, with a low around 22.
Tuesday
A slight chance of snow. Partly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
A slight chance of snow. Mostly sunny, with a high near 36.
Wednesday Night
A slight chance of snow. Mostly cloudy, with a low around 18.
Thursday
A chance of snow. Partly sunny, with a high near 34.
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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:
2:19 pm MST Jan 1, 2026
Forecast Valid:
5pm MST Jan 1, 2026-6pm MST Jan 8, 2026
 
Forecast Discussion
 
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