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

SAWMILL FLATS (MEFW1)

Lat: 46.9675°NLon: 121.08444°WElev: 3000.0ft.

NA

30°F

-1°C

Humidity 100%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 25 Dec 02:25 AM PST
Extended Forecast for

5 Miles WNW Cliffdell WA

Winter Weather Advisory December 26, 04:00am until December 27, 07:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: A 30 percent chance of snow after 4am. Areas of fog. Otherwise, mostly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Chance Snow
    and Areas Fog

  • Christmas Day

    Christmas Day: A chance of snow before 10am, then rain, possibly mixed with snow. Patchy dense fog before 10am, then patchy dense fog after 1pm. High near 38. Light southeast wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow and
    Patchy Dense
    Fog

  • Thursday Night

    Thursday Night: A chance of rain and snow before 10pm, then a chance of snow after 1am. Patchy fog. Otherwise, mostly cloudy, with a low around 25. Calm wind. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance
    Rain/Snow and
    Patchy Fog

  • Friday

    Friday: Snow, mainly after 7am. Patchy fog before 10am. High near 37. Calm wind becoming southwest around 6 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Snow and
    Patchy Fog

  • Friday Night

    Friday Night: Snow, mainly before 10pm. Low around 20. West wind around 7 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 20 °F

    Snow then
    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 16.

    Low: 16 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 35.

    High: 35 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 20.

    Low: 20 °F

    Patchy Fog

Detailed Forecast

Overnight
A 30 percent chance of snow after 4am. Areas of fog. Otherwise, mostly cloudy, with a low around 25. Calm wind.
Christmas Day
A chance of snow before 10am, then rain, possibly mixed with snow. Patchy dense fog before 10am, then patchy dense fog after 1pm. High near 38. Light southeast wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of rain and snow before 10pm, then a chance of snow after 1am. Patchy fog. Otherwise, mostly cloudy, with a low around 25. Calm wind. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
Snow, mainly after 7am. Patchy fog before 10am. High near 37. Calm wind becoming southwest around 6 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Friday Night
Snow, mainly before 10pm. Low around 20. West wind around 7 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday
Partly sunny, with a high near 31.
Saturday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 16.
Sunday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 35.
Sunday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 20.
Monday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 38.
Monday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 25.
Tuesday
Patchy fog. Otherwise, mostly cloudy, with a high near 40.
Tuesday Night
A slight chance of rain and snow. Patchy fog. Otherwise, mostly cloudy, with a low around 27.
Wednesday
A chance of rain and snow. Patchy fog. Otherwise, partly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Cliffdell WA
 46.97°N 121.15°W (Elev. 2959 ft)
Last Update:
2:32 am PST Dec 25, 2025
Forecast Valid:
3am PST Dec 25, 2025-6pm PST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation