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

JARBO GAP (JBGC1)

Lat: 39.73591°NLon: 121.48898°WElev: 2535.0ft.

NA

47°F

8°C

Humidity 88%
Wind Speed S 22 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 25 Dec 04:13 AM PST
Extended Forecast for

4 Miles SW Concow CA

Flood Watch December 25, 04:39am until December 26, 04:00pm
Flood Advisory until December 25, 09:00pm
High Wind Warning December 25, 04:39am until December 25, 04:00pm
Click here for hazard details and duration
Flood Watch
Flood Advisory
High Wind Warning
  •  
    Flood Watch December 25, 04:39am until December 26, 04:00pm
    Flood Advisory until December 25, 09:00pm
    High Wind Warning December 25, 04:39am until December 25, 04:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 48 °F

    Showers and
    Breezy

  • Christmas Day

    Christmas Day: Rain and thunderstorms.  High near 49. Breezy, with a south southeast wind 20 to 22 mph, with gusts as high as 40 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 49 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm.  Low around 45. South southeast wind 16 to 18 mph, with gusts as high as 37 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 45 °F

    Rain

  • Friday

    Friday: Rain.  High near 47. South southeast wind around 16 mph, with gusts as high as 31 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain

  • Friday Night

    Friday Night: Rain, mainly before 10pm.  Low around 42. Southeast wind around 6 mph becoming calm  after midnight.  Chance of precipitation is 80%.

    Low: 42 °F

    Rain then
    Chance Rain

  • Saturday

    Saturday: A 40 percent chance of rain, mainly before 10am.  Partly sunny, with a high near 46.

    High: 46 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 48. Breezy, with a south southeast wind around 26 mph, with gusts as high as 49 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Christmas Day
Rain and thunderstorms. High near 49. Breezy, with a south southeast wind 20 to 22 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Thursday Night
Rain and possibly a thunderstorm. Low around 45. South southeast wind 16 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Rain. High near 47. South southeast wind around 16 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain, mainly before 10pm. Low around 42. Southeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 80%.
Saturday
A 40 percent chance of rain, mainly before 10am. Partly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 52.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Partly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Concow CA
 39.66°N 121.6°W (Elev. 689 ft)
1:21 am PST Dec 25, 2025
4am PST Dec 25, 2025-6pm PST Dec 31, 2025
 
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Additional Resources

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