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

Truckee-Tahoe (KTRK)

Lat: 39.31667°NLon: 120.13333°WElev: 5899.0ft.

Rain

34°F

1°C

Humidity 93%
Wind Speed S 12 MPH
Barometer 29.68 in (1005.08 mb)
Dewpoint 32°F (0°C)
Visibility 7.00 mi
Wind Chill25°F (-4°C)
Last update 25 Dec 06:35 AM PST
Extended Forecast for

Devonshire CA

Winter Storm Warning December 25, 08:15am until December 26, 10:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning December 25, 08:15am until December 26, 10:00am

    NOW until 10:00am Fri

    Winter Storm Warning

  • Christmas Day

    High: 37 °F

    Heavy Snow
    and Patchy
    Freezing Fog

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Patchy fog after 5am. Patchy dense freezing fog before 5am. Low around 20. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 20 °F

    Heavy Snow
    and Patchy
    Dense
    Freezing Fog

  • Friday

    Friday: Snow. Patchy fog between 9am and 10am. Patchy freezing fog between 8am and 9am. High near 36. Southwest wind 10 to 15 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 36 °F

    Snow and
    Patchy
    Freezing Fog

  • Friday Night

    Friday Night: Snow likely, mainly before 10pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 15. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 15 °F

    Snow Likely
    and Patchy
    Fog

  • Saturday

    Saturday: A 30 percent chance of snow, mainly before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 35. Calm wind. Little or no snow accumulation expected.

    High: 35 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 6. Calm wind.

    Low: 6 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 35.

    High: 35 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 5.

    Low: 5 °F

    Mostly Clear

Detailed Forecast

Christmas Day
Snow. The snow could be heavy at times. Patchy fog before 2pm, then patchy fog after 5pm. Patchy freezing fog before noon. High near 37. Breezy, with a south wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 7 inches possible.
Tonight
Snow. The snow could be heavy at times. Patchy fog after 5am. Patchy dense freezing fog before 5am. Low around 20. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Friday
Snow. Patchy fog between 9am and 10am. Patchy freezing fog between 8am and 9am. High near 36. Southwest wind 10 to 15 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow likely, mainly before 10pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 15. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday
A 30 percent chance of snow, mainly before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 35. Calm wind. Little or no snow accumulation expected.
Saturday Night
Increasing clouds, with a low around 6. Calm wind.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 35.
Sunday Night
Mostly clear, with a low around 5.
Monday
Sunny, with a high near 40.
Monday Night
Mostly clear, with a low around 11.
Tuesday
Sunny, with a high near 45.
Tuesday Night
Mostly clear, with a low around 18.
Wednesday
Partly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Devonshire CA
 39.34°N 120.12°W (Elev. 6027 ft)
Last Update:
1:16 am PST Dec 25, 2025
Forecast Valid:
8am PST Dec 25, 2025-6pm PST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation