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

Vacaville Nut Tree Airport (KVCB)

Lat: 38.37755°NLon: 121.95853°WElev: 105.0ft.

heavy rain,mist

55°F

13°C

Humidity 93%
Wind Speed S 14 MPH
Barometer 29.63 in (1003.39 mb)
Dewpoint 54°F (12°C)
Visibility 4.00 mi
Last update 24 Dec 09:00 PM PST
Extended Forecast for

Nut Tree Airport CA

Flood Watch December 24, 09:30pm until December 26, 04:00pm
High Wind Warning December 24, 09:30pm until December 25, 04:00pm
Click here for hazard details and duration
Flood Watch
High Wind Warning
  •  
    Flood Watch December 24, 09:30pm until December 26, 04:00pm
    High Wind Warning December 24, 09:30pm until December 25, 04:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 54 °F

    Showers

  • Christmas Day

    Christmas Day: Rain and possibly a thunderstorm before 1pm, then showers and possibly a thunderstorm, mainly after 1pm. High near 54. South wind around 21 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 10pm, then rain, mainly after 10pm. Steady temperature around 51. South wind 14 to 16 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Showers

  • Friday

    Friday: Rain. High near 52. South southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Rain

  • Friday Night

    Friday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 43. South wind 3 to 5 mph.

    Low: 43 °F

    Chance Rain

  • Saturday

    Saturday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

Tonight
Showers and possibly a thunderstorm. Steady temperature around 54. South southeast wind 14 to 21 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Christmas Day
Rain and possibly a thunderstorm before 1pm, then showers and possibly a thunderstorm, mainly after 1pm. High near 54. South wind around 21 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and possibly a thunderstorm before 10pm, then rain, mainly after 10pm. Steady temperature around 51. South wind 14 to 16 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain. High near 52. South southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 43. South wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 52.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
A slight chance of rain. Partly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nut Tree Airport CA
 38.39°N 121.96°W (Elev. 138 ft)
Last Update:
1:21 pm PST Dec 24, 2025
Forecast Valid:
9pm PST Dec 24, 2025-6pm PST Dec 31, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation