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 >

Current conditions at

Chief Joseph Dam (CJDW)

Lat: 47.99083°NLon: 119.63556°WElev: 996.0ft.

NA

38°F

3°C

Humidity 93%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 25 Dec 05:00 AM PST
Extended Forecast for

5 Miles ENE Brewster WA

  • Christmas Day

    Christmas Day: Rain, possibly mixed with snow before 3pm, then rain between 3pm and 5pm, then a chance of rain and snow after 5pm. Snow level 2200 feet rising to 3000 feet in the afternoon. High near 36. Light north wind. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 36 °F

    Rain then
    Rain/Snow

  • Tonight

    Tonight: A chance of rain and snow before 7pm. Snow level 2800 feet lowering to 2100 feet after midnight . Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 33 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Friday

    Friday: A chance of rain before 4pm, then a slight chance of rain and snow. Snow level 1900 feet. Mostly cloudy, with a high near 37. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Friday Night

    Friday Night: A slight chance of rain and snow before 10pm. Partly cloudy, with a low around 23. Northwest wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 34. North wind 6 to 8 mph.

    High: 34 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

Detailed Forecast

Christmas Day
Rain, possibly mixed with snow before 3pm, then rain between 3pm and 5pm, then a chance of rain and snow after 5pm. Snow level 2200 feet rising to 3000 feet in the afternoon. High near 36. Light north wind. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tonight
A chance of rain and snow before 7pm. Snow level 2800 feet lowering to 2100 feet after midnight . Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
A chance of rain before 4pm, then a slight chance of rain and snow. Snow level 1900 feet. Mostly cloudy, with a high near 37. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday Night
A slight chance of rain and snow before 10pm. Partly cloudy, with a low around 23. Northwest wind 6 to 8 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 34. North wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
Mostly cloudy, with a high near 34.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Mostly cloudy, with a high near 36.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Mostly cloudy, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Brewster WA
 48.14°N 119.68°W (Elev. 817 ft)
Last Update:
2:17 am PST Dec 25, 2025
Forecast Valid:
5am PST Dec 25, 2025-6pm PST Dec 31, 2025
 
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Additional Resources

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Chance of Precipitation