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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Provo Municipal Airport (KPVU)

Lat: 40.2239°NLon: 111.7253°WElev: 4495.0ft.

Overcast

59°F

15°C

Humidity 47%
Wind Speed SE 18 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 24 Dec 02:56 PM MST
Extended Forecast for

3 Miles WSW Sundance UT

Winter Weather Advisory December 26, 11:00am until December 28, 05:00am
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: A 40 percent chance of snow. Cloudy, with a high near 34. Breezy, with a south wind around 23 mph, with gusts as high as 36 mph. Total daytime snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow
    and Breezy

  • Tonight

    Tonight: Snow, mainly between 11pm and 5am, then snow showers after 5am. Some thunder is also possible. Steady temperature around 33. Breezy, with a south southwest wind 20 to 24 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 33 °F

    Snow and
    Breezy

  • Christmas Day

    Christmas Day: Snow showers before 8am, then snow likely between 8am and 11am, then snow showers likely after 11am. Some thunder is also possible. Temperature falling to around 28 by 1pm. Breezy, with a southwest wind around 22 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 32 °F⇓

    Breezy. Snow
    Showers then
    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 24. Southwest wind 18 to 21 mph. New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Chance Snow

  • Friday

    Friday: Snow, mainly between 11am and 5pm, then snow showers after 5pm. The snow could be heavy at times. Some thunder is also possible. High near 26. Breezy, with a southwest wind 22 to 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 26 °F

    Heavy Snow
    and Breezy

  • Friday Night

    Friday Night: Snow showers before 8pm, then snow after 8pm. The snow could be heavy at times. Some thunder is also possible. Low around 18. Breezy. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Low: 18 °F

    Heavy Snow
    and Breezy

  • Saturday

    Saturday: Snow. High near 21. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 21 °F

    Snow

  • Saturday Night

    Saturday Night: A chance of snow, mainly before 11pm. Partly cloudy, with a low around 8.

    Low: 8 °F

    Chance Snow

  • Sunday

    Sunday: Sunny, with a high near 14.

    High: 14 °F

    Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of snow. Cloudy, with a high near 34. Breezy, with a south wind around 23 mph, with gusts as high as 36 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow, mainly between 11pm and 5am, then snow showers after 5am. Some thunder is also possible. Steady temperature around 33. Breezy, with a south southwest wind 20 to 24 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Christmas Day
Snow showers before 8am, then snow likely between 8am and 11am, then snow showers likely after 11am. Some thunder is also possible. Temperature falling to around 28 by 1pm. Breezy, with a southwest wind around 22 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 24. Southwest wind 18 to 21 mph. New snow accumulation of 1 to 2 inches possible.
Friday
Snow, mainly between 11am and 5pm, then snow showers after 5pm. The snow could be heavy at times. Some thunder is also possible. High near 26. Breezy, with a southwest wind 22 to 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow showers before 8pm, then snow after 8pm. The snow could be heavy at times. Some thunder is also possible. Low around 18. Breezy. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Saturday
Snow. High near 21. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
A chance of snow, mainly before 11pm. Partly cloudy, with a low around 8.
Sunday
Sunny, with a high near 14.
Sunday Night
Mostly clear, with a low around 7.
Monday
Sunny, with a high near 17.
Monday Night
Mostly clear, with a low around 11.
Tuesday
Sunny, with a high near 23.
Tuesday Night
Mostly clear, with a low around 18.
Wednesday
A slight chance of snow. Sunny, with a high near 27.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Sundance UT
 40.38°N 111.64°W (Elev. 10328 ft)
Last Update:
2:04 pm MST Dec 24, 2025
Forecast Valid:
3pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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