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

2 Miles ESE Truckee CA

Winter Storm Warning December 25, 03:20pm until December 26, 10:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning December 25, 03:20pm until December 26, 10:00am

    NOW until 10:00am Fri

    Winter Storm Warning

  • Christmas Day

    High: 39 °F

    Snow and
    Areas Fog

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Patchy fog before 8pm, then areas of fog after 4am. Areas of freezing fog between 8pm and 4am. Low around 25. Breezy, with a southwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    Low: 25 °F

    Heavy Snow
    and Areas
    Freezing Fog

  • Friday

    Friday: Snow likely, mainly after 10am. Widespread dense freezing fog, mainly before 10am. Mostly cloudy, with a high near 36. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 36 °F

    Snow Likely
    and Dense
    Freezing Fog

  • Friday Night

    Friday Night: Snow likely, mainly before 10pm. Patchy fog before 11pm, then patchy fog after 3am. Areas of freezing fog before 7pm. Otherwise, mostly cloudy, with a low around 17. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 17 °F

    Snow Likely
    and Areas
    Freezing Fog

  • Saturday

    Saturday: A 30 percent chance of snow before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 37. Calm wind. Little or no snow accumulation expected.

    High: 37 °F

    Chance Snow
    then Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 10. Calm wind becoming east around 5 mph.

    Low: 10 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 37.

    High: 37 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear

Detailed Forecast

Christmas Day
Snow. Areas of fog after 5pm. High near 39. Breezy, with a south wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 3 to 5 inches possible.
Tonight
Snow. The snow could be heavy at times. Patchy fog before 8pm, then areas of fog after 4am. Areas of freezing fog between 8pm and 4am. Low around 25. Breezy, with a southwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Friday
Snow likely, mainly after 10am. Widespread dense freezing fog, mainly before 10am. Mostly cloudy, with a high near 36. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow likely, mainly before 10pm. Patchy fog before 11pm, then patchy fog after 3am. Areas of freezing fog before 7pm. Otherwise, mostly cloudy, with a low around 17. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday
A 30 percent chance of snow before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 37. Calm wind. Little or no snow accumulation expected.
Saturday Night
Partly cloudy, with a low around 10. Calm wind becoming east around 5 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 37.
Sunday Night
Mostly clear, with a low around 8.
Monday
Sunny, with a high near 40.
Monday Night
Mostly clear, with a low around 12.
Tuesday
Sunny, with a high near 46.
Tuesday Night
Mostly clear, with a low around 18.
Wednesday
Sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Truckee CA
 39.32°N 120.14°W (Elev. 5810 ft)
Last Update:
1:15 pm PST Dec 25, 2025
Forecast Valid:
3pm PST Dec 25, 2025-6pm PST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation