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

Vacaville Nut Tree Airport (KVCB)

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

Rain

57°F

14°C

Humidity 93%
Wind Speed S 13 MPH
Barometer 29.55 in (1000.68 mb)
Dewpoint 55°F (13°C)
Visibility 9.00 mi
Last update 24 Dec 04:53 AM PST
Extended Forecast for

Nut Tree Airport CA

Flood Watch December 24, 05:02am 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, 05:02am until December 26, 04:00pm
    High Wind Warning until December 25, 04:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 57 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of rain and thunderstorms, then showers likely after 4pm.  Cloudy, then gradually becoming mostly sunny, with a high near 58. South southwest wind 11 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before midnight, then showers and possibly a thunderstorm, mainly after midnight.  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 half and three quarters of an inch possible.

    Low: 54 °F

    Showers

  • Christmas Day

    Christmas Day: Showers and possibly a thunderstorm before 10am, then rain between 10am and 1pm, then showers and possibly a thunderstorm 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 half and three quarters of an inch possible.

    High: 54 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 7pm, then rain, mainly after 7pm.  Low around 48. South wind 14 to 16 mph, with gusts as high as 34 mph.  Chance of precipitation is 100%.

    Low: 48 °F

    Showers

  • Friday

    Friday: Rain, mainly before 4pm, then showers likely and possibly a thunderstorm after 4pm.  High near 51. Chance of precipitation is 80%.

    High: 51 °F

    Showers

  • Friday Night

    Friday Night: Rain likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then a slight chance of rain and thunderstorms after 4am.  Mostly cloudy, with a low around 43. Chance of precipitation is 60%.

    Low: 43 °F

    Showers
    Likely

  • Saturday

    Saturday: A slight chance of rain before 10am.  Partly sunny, with a high near 51.

    High: 51 °F

    Slight Chance
    Rain then
    Partly Sunny

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm. Cloudy, with a steady temperature around 57. South wind around 21 mph, with gusts as high as 41 mph. Chance of precipitation is 60%.
Wednesday
A chance of rain and thunderstorms, then showers likely after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 58. South southwest wind 11 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms before midnight, then showers and possibly a thunderstorm, mainly after midnight. 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 half and three quarters of an inch possible.
Christmas Day
Showers and possibly a thunderstorm before 10am, then rain between 10am and 1pm, then showers and possibly a thunderstorm 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 half and three quarters of an inch possible.
Thursday Night
Showers and possibly a thunderstorm before 7pm, then rain, mainly after 7pm. Low around 48. South wind 14 to 16 mph, with gusts as high as 34 mph. Chance of precipitation is 100%.
Friday
Rain, mainly before 4pm, then showers likely and possibly a thunderstorm after 4pm. High near 51. Chance of precipitation is 80%.
Friday Night
Rain likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then a slight chance of rain and thunderstorms after 4am. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Saturday
A slight chance of rain before 10am. Partly sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 36.
Monday
Mostly sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Nut Tree Airport CA
 38.39°N 121.96°W (Elev. 138 ft)
1:21 am PST Dec 24, 2025
5am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
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