Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Current conditions at

BROOKS (BKSC1)

Lat: 38.73836°NLon: 122.14469°WElev: 354.0ft.

NA

59°F

15°C

Humidity 84%
Wind Speed SE 12 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 23 Dec 11:59 PM PST
Extended Forecast for

11 Miles ENE Hidden Valley Lake CA

Flood Watch December 24, 12:49am until December 26, 04:00pm
High Wind Warning until December 25, 04:00pm
Click here for hazard details and duration
Flood Watch
High Wind Warning
  •  
    Flood Watch December 24, 12:49am until December 26, 04:00pm
    High Wind Warning until December 25, 04:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 48 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: A chance of rain before 7am, then rain likely after 10am.  Mostly cloudy, with a high near 52. South southeast wind 11 to 21 mph, with gusts as high as 33 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Chance Rain
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 47. Breezy, with a south southeast wind 20 to 25 mph, with gusts as high as 48 mph.  Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 47 °F

    Showers and
    Breezy

  • Christmas Day

    Christmas Day: Rain before 1pm, then showers and possibly a thunderstorm after 1pm.  High near 49. Breezy, with a south wind 20 to 23 mph, with gusts as high as 40 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 49 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 7pm, then rain after 7pm.  Low around 44. Breezy, with a south wind 20 to 23 mph, with gusts as high as 39 mph.  Chance of precipitation is 100%.

    Low: 44 °F

    Showers and
    Breezy

  • Friday

    Friday: Rain before 10am, then showers and possibly a thunderstorm between 10am and 4pm, then rain likely and possibly a thunderstorm after 4pm.  High near 48. Chance of precipitation is 90%.

    High: 48 °F

    Showers

  • Friday Night

    Friday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 41. Chance of precipitation is 60%.

    Low: 41 °F

    Rain Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

Detailed Forecast

Overnight
Rain and possibly a thunderstorm. Low around 48. Breezy, with a south wind 25 to 28 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
A chance of rain before 7am, then rain likely after 10am. Mostly cloudy, with a high near 52. South southeast wind 11 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 47. Breezy, with a south southeast wind 20 to 25 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Christmas Day
Rain before 1pm, then showers and possibly a thunderstorm after 1pm. High near 49. Breezy, with a south wind 20 to 23 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers and possibly a thunderstorm before 7pm, then rain after 7pm. Low around 44. Breezy, with a south wind 20 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 100%.
Friday
Rain before 10am, then showers and possibly a thunderstorm between 10am and 4pm, then rain likely and possibly a thunderstorm after 4pm. High near 48. Chance of precipitation is 90%.
Friday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 55.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ENE Hidden Valley Lake CA
 38.89°N 122.36°W (Elev. 2156 ft)
1:36 pm PST Dec 23, 2025
12am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
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Additional Resources

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