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

MIDDLE PEAK (MDEC1)

Lat: 37.92778°NLon: 122.58722°WElev: 2339.0ft.

NA

48°F

9°C

Humidity 100%
Wind Speed SE 22 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 24 Dec 09:36 PM PST
Extended Forecast for

Woodacre CA

Flood Watch December 24, 10:32pm until December 26, 10:00pm
Wind Advisory until December 25, 10:00am
Click here for hazard details and duration
Flood Watch
Wind Advisory
  •  
    Flood Watch December 24, 10:32pm until December 26, 10:00pm
    Wind Advisory until December 25, 10:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 53 °F

    Showers and
    Breezy

  • Christmas Day

    Christmas Day: Showers, with thunderstorms also possible after 7am. Some of the storms could be severe. High near 52. Southwest wind 18 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 52 °F

    Severe
    Thunderstorms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Some of the storms could be severe. Low around 48. Breezy, with a south southwest wind 18 to 23 mph, with gusts as high as 44 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 48 °F

    Breezy.
    Severe
    Thunderstorms
    then Showers

  • Friday

    Friday: Showers. High near 53. South wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 10pm, then a chance of showers. Mostly cloudy, with a low around 43. South southwest wind around 7 mph becoming northwest after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers. Mostly sunny, with a high near 51.

    High: 51 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

Detailed Forecast

Tonight
Showers and possibly a thunderstorm. Steady temperature around 53. Breezy, with a south southeast wind 25 to 29 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Christmas Day
Showers, with thunderstorms also possible after 7am. Some of the storms could be severe. High near 52. Southwest wind 18 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers and possibly a thunderstorm. Some of the storms could be severe. Low around 48. Breezy, with a south southwest wind 18 to 23 mph, with gusts as high as 44 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Showers. High near 53. South wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely and possibly a thunderstorm before 10pm, then a chance of showers. Mostly cloudy, with a low around 43. South southwest wind around 7 mph becoming northwest after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Patchy frost after 4am. Otherwise, partly cloudy, with a low around 37.
Monday
Patchy frost before 7am. Otherwise, sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Woodacre CA
 37.99°N 122.61°W (Elev. 797 ft)
Last Update:
4:56 pm PST Dec 24, 2025
Forecast Valid:
10pm PST Dec 24, 2025-6pm PST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation