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 >

Current conditions at

KONOCTI (KELC1)

Lat: 38.91189°NLon: 122.70631°WElev: 2163.0ft.

NA

44°F

7°C

Humidity 76%
Wind Speed SW 29 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Wind Chill34°F (1°C)
Last update 26 Dec 12:57 AM PST
Extended Forecast for

5 Miles NW Hidden Valley Lake CA

Flood Watch December 26, 01:32am until December 26, 10:00pm
Wind Advisory December 26, 01:32am until December 26, 10:00am
Click here for hazard details and duration
Flood Watch
Wind Advisory
  •  
    Flood Watch December 26, 01:32am until December 26, 10:00pm
    Wind Advisory December 26, 01:32am until December 26, 10:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 41 °F

    Showers
    Likely

  • Friday

    Friday: Showers, with thunderstorms also possible after 4pm.  High near 49. Breezy, with a south southeast wind 14 to 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 49 °F

    Showers and
    Breezy

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, then gradually becoming mostly clear, with a low around 36. South southeast wind 7 to 10 mph becoming east northeast after midnight.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 36 °F

    Chance
    Showers

  • Saturday

    Saturday: A 10 percent chance of showers before 10am.  Sunny, with a high near 50. North wind around 6 mph.

    High: 50 °F

    Slight Chance
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33. North wind 3 to 5 mph.

    Low: 33 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 54. North northeast wind around 6 mph.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

Overnight
Showers likely. Mostly cloudy, with a low around 41. South southwest wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers, with thunderstorms also possible after 4pm. High near 49. Breezy, with a south southeast wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, then gradually becoming mostly clear, with a low around 36. South southeast wind 7 to 10 mph becoming east northeast after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A 10 percent chance of showers before 10am. Sunny, with a high near 50. North wind around 6 mph.
Saturday Night
Partly cloudy, with a low around 33. North wind 3 to 5 mph.
Sunday
Sunny, with a high near 54. North northeast wind around 6 mph.
Sunday Night
Mostly clear, with a low around 34.
Monday
Sunny, with a high near 58.
Monday Night
Clear, with a low around 35.
Tuesday
Sunny, with a high near 59.
Tuesday Night
Mostly clear, with a low around 36.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 37.
New Year's Day
A chance of rain. Mostly cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Hidden Valley Lake CA
 38.85°N 122.61°W (Elev. 1785 ft)
1:10 am PST Dec 26, 2025
1am PST Dec 26, 2025-6pm PST Jan 1, 2026
 
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Additional Resources

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