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

Timberline - Magic Mile (TIM70)

Lat: 45.34537°NLon: 121.71175°WElev: 6990.0ft.

NA

25°F

-4°C

Humidity 93%
Wind Speed S 10 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill15°F (-9°C)
Last update 24 Dec 06:00 PM PST
Extended Forecast for

3 Miles NNW Mount Hood OR

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

  • Tonight

    Tonight: A 40 percent chance of snow, mainly after 3am. Mostly cloudy, with a low around 28. Breezy, with a south southwest wind 6 to 16 mph becoming east southeast in the evening. Winds could gust as high as 25 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 28 °F

    Partly Cloudy
    then Chance
    Snow and
    Breezy

  • Christmas Day

    Christmas Day: Snow. High near 38. Breezy, with a south southeast wind 13 to 18 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Snow and
    Breezy

  • Thursday Night

    Thursday Night: A chance of snow before 9pm, then snow after 10pm. Low around 28. South wind 7 to 9 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 28 °F

    Snow

  • Friday

    Friday: Snow showers. The snow could be heavy at times. High near 33. Breezy, with a west southwest wind 14 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 33 °F

    Heavy Snow
    and Breezy

  • Friday Night

    Friday Night: Snow showers. The snow could be heavy at times. Low around 25. Very windy, with a west wind 29 to 31 mph, with gusts as high as 49 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 25 °F

    Heavy Snow
    and Very
    Windy

  • Saturday

    Saturday: Snow showers likely, mainly before 10am. Mostly cloudy, with a high near 29. Windy. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 29 °F

    Snow Showers
    Likely and
    Windy

  • Saturday Night

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

    Low: 21 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Sunday Night

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

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of snow, mainly after 3am. Mostly cloudy, with a low around 28. Breezy, with a south southwest wind 6 to 16 mph becoming east southeast in the evening. Winds could gust as high as 25 mph. Total nighttime snow accumulation of less than a half inch possible.
Christmas Day
Snow. High near 38. Breezy, with a south southeast wind 13 to 18 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday Night
A chance of snow before 9pm, then snow after 10pm. Low around 28. South wind 7 to 9 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Friday
Snow showers. The snow could be heavy at times. High near 33. Breezy, with a west southwest wind 14 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Friday Night
Snow showers. The snow could be heavy at times. Low around 25. Very windy, with a west wind 29 to 31 mph, with gusts as high as 49 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Saturday
Snow showers likely, mainly before 10am. Mostly cloudy, with a high near 29. Windy. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
Partly sunny, with a high near 32.
Sunday Night
Mostly cloudy, with a low around 21.
Monday
Partly sunny, with a high near 33.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Partly sunny, with a high near 36.
Tuesday Night
Partly cloudy, with a low around 27.
Wednesday
A slight chance of rain and snow showers. Snow level 5300 feet. Mostly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Mount Hood OR
 45.4°N 121.73°W (Elev. 5125 ft)
Last Update:
6:41 pm PST Dec 24, 2025
Forecast Valid:
7pm PST Dec 24, 2025-6pm PST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation