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

GREEN SPRING (GNSC1)

Lat: 37.83418°NLon: 120.50311°WElev: 1108.0ft.

NA

62°F

17°C

Humidity 60%
Wind Speed SE 23 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 24 Dec 12:03 AM PST
Extended Forecast for

2 Miles S Jamestown 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: 50 °F

    Showers and
    Breezy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 7am, then rain after 7am.  High near 53. South southeast wind 15 to 17 mph, with gusts as high as 32 mph.  Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 53 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 10pm, then rain between 10pm and 1am, then showers and possibly a thunderstorm after 1am.  Low around 46. South southeast wind 18 to 21 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.

    Low: 46 °F

    Showers

  • Christmas Day

    Christmas Day: Rain before 4pm, then showers and possibly a thunderstorm after 4pm.  High near 49. Breezy, with a south southeast wind around 22 mph, with gusts as high as 43 mph.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 49 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 10pm, then rain after 10pm.  Low around 42. South southeast wind 16 to 21 mph, with gusts as high as 38 mph.  Chance of precipitation is 100%.

    Low: 42 °F

    Showers

  • Friday

    Friday: Rain.  High near 45. Chance of precipitation is 90%.

    High: 45 °F

    Rain

  • Friday Night

    Friday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 35. Chance of precipitation is 60%.

    Low: 35 °F

    Rain Likely
    then Chance
    Rain

  • Saturday

    Saturday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

Detailed Forecast

Overnight
Rain before 4am, then showers and possibly a thunderstorm after 4am. Low around 50. Breezy, with a southeast wind 18 to 22 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.
Wednesday
Showers and possibly a thunderstorm before 7am, then rain after 7am. High near 53. South southeast wind 15 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 10pm, then rain between 10pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 46. South southeast wind 18 to 21 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.
Christmas Day
Rain before 4pm, then showers and possibly a thunderstorm after 4pm. High near 49. Breezy, with a south southeast wind around 22 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Thursday Night
Showers and possibly a thunderstorm before 10pm, then rain after 10pm. Low around 42. South southeast wind 16 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 100%.
Friday
Rain. High near 45. Chance of precipitation is 90%.
Friday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.
Saturday
Sunny, with a high near 47.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Mostly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Jamestown CA
 37.93°N 120.41°W (Elev. 1404 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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