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

STEHEKIN-AIRSTRIP (STRW1)

Lat: 48.34694°NLon: 120.72028°WElev: 1230.0ft.

NA

30°F

-1°C

Humidity 98%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 25 Dec 12:01 AM PST
Extended Forecast for

Washington Pass WA

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 17. Southwest wind around 9 mph becoming south.

    Low: 17 °F

    Partly Cloudy

  • Christmas Day

    Christmas Day: Snow, mainly after 1pm. High near 22. Southeast wind around 9 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 22 °F

    Chance Snow
    then Snow

  • Thursday Night

    Thursday Night: Snow, mainly before 10pm. Low around 18. West wind around 9 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 18 °F

    Snow

  • Friday

    Friday: Snow. The snow could be heavy at times. High near 21. Wind chill values as low as zero. Southwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 21 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow, mainly before 10pm. Low around 6. Breezy, with a west wind 18 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 6 °F

    Breezy. Snow
    then Chance
    Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 13.

    High: 13 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 6.

    Low: 6 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 19.

    High: 19 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 17. Southwest wind around 9 mph becoming south.
Christmas Day
Snow, mainly after 1pm. High near 22. Southeast wind around 9 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
Snow, mainly before 10pm. Low around 18. West wind around 9 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow. The snow could be heavy at times. High near 21. Wind chill values as low as zero. Southwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Friday Night
Snow, mainly before 10pm. Low around 6. Breezy, with a west wind 18 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Saturday
Mostly sunny, with a high near 13.
Saturday Night
Mostly cloudy, with a low around 6.
Sunday
Partly sunny, with a high near 19.
Sunday Night
Mostly cloudy, with a low around 12.
Monday
Mostly cloudy, with a high near 23.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
Mostly cloudy, with a high near 28.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 20.
Wednesday
A 30 percent chance of snow. Partly sunny, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Washington Pass WA
 48.51°N 120.64°W (Elev. 6827 ft)
Last Update:
9:17 pm PST Dec 24, 2025
Forecast Valid:
12am PST Dec 25, 2025-6pm PST Dec 31, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation