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

MANSON (MASW)

Lat: 47.91694°NLon: 120.12444°WElev: 1972.0ft.

NA

33°F

1°C

Humidity 97%
Wind Speed ENE 2 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 24 Dec 06:00 PM PST
Extended Forecast for

3 Miles ENE Chelan WA

  • Tonight

    Tonight: Partly cloudy, with a steady temperature around 32. West wind around 6 mph becoming north after midnight.

    Low: 32 °F

    Partly Cloudy

  • Christmas Day

    Christmas Day: Snow likely before 5pm, then a chance of rain and snow. Mostly cloudy, with a high near 31. North wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow before 10pm, then a slight chance of snow after 4am. Snow level 3000 feet. Mostly cloudy, with a low around 30. Southwest wind around 6 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Friday

    Friday: Snow likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 31. South wind 6 to 8 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Snow Likely

  • Friday Night

    Friday Night: A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 22. West wind around 10 mph.

    Low: 22 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 19 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a steady temperature around 32. West wind around 6 mph becoming north after midnight.
Christmas Day
Snow likely before 5pm, then a chance of rain and snow. Mostly cloudy, with a high near 31. North wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of rain and snow before 10pm, then a slight chance of snow after 4am. Snow level 3000 feet. Mostly cloudy, with a low around 30. Southwest wind around 6 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday
Snow likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 31. South wind 6 to 8 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 22. West wind around 10 mph.
Saturday
Mostly sunny, with a high near 29.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
Partly sunny, with a high near 31.
Sunday Night
Mostly cloudy, with a low around 21.
Monday
Mostly cloudy, with a high near 30.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
Mostly cloudy, with a high near 31.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
Mostly cloudy, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Chelan WA
 47.87°N 119.99°W (Elev. 2982 ft)
Last Update:
3:17 pm PST Dec 24, 2025
Forecast Valid:
7pm PST Dec 24, 2025-6pm PST Dec 31, 2025
 
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Additional Resources

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Chance of Precipitation