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

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Lat: °NLon: °WElev: ft.

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Humidity %
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Dewpoint N/A
Visibility 0.00 mi
Last update
Extended Forecast for

11 Miles ENE Clearlake CA

Flood Watch December 24, 01:31pm until December 26, 10:00pm
Wind Advisory December 24, 08:00pm until December 25, 10:00am
Click here for hazard details and duration
Flood Watch
Wind Advisory
  •  
    Flood Watch December 24, 01:31pm until December 26, 10:00pm

    NOW until 10:00pm Fri

    Flood Watch

  • This Afternoon

    High: 53 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Low around 45. Windy, with a south wind 16 to 25 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 45 °F

    Showers and
    Windy

  • Christmas Day

    Christmas Day: Rain before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm. High near 49. Windy, with a south southwest wind 22 to 25 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 49 °F

    Showers and
    Windy

  • Thursday Night

    Thursday Night: Rain. Low around 43. Windy, with a south southwest wind 22 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Rain and
    Windy

  • Friday

    Friday: Rain. High near 49. Windy, with a south wind 16 to 23 mph, with gusts as high as 46 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain and
    Windy

  • Friday Night

    Friday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 39. South southeast wind 8 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain Likely
    then Chance
    Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 10am. Mostly sunny, with a high near 50.

    High: 50 °F

    Slight Chance
    Rain then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A chance of rain before 4pm, then showers likely after 4pm. Mostly cloudy, with a high near 53. South southeast wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers and possibly a thunderstorm. Low around 45. Windy, with a south wind 16 to 25 mph, with gusts as high as 60 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 between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm. High near 49. Windy, with a south southwest wind 22 to 25 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Rain. Low around 43. Windy, with a south southwest wind 22 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain. High near 49. Windy, with a south wind 16 to 23 mph, with gusts as high as 46 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 39. South southeast wind 8 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 20 percent chance of rain before 10am. Mostly sunny, with a high near 50.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 56.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ENE Clearlake CA
 39.01°N 122.45°W (Elev. 2011 ft)
Last Update:
1:28 pm PST Dec 24, 2025
Forecast Valid:
1pm PST Dec 24, 2025-6pm PST Dec 30, 2025
 
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Additional Resources

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Chance of Precipitation