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

Fairfield / Travis Air Force Base (KSUU)

Lat: 38.26667°NLon: 121.95°WElev: 62.0ft.

Rain

56°F

13°C

Humidity 78%
Wind Speed SW 13 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 25 Dec 02:55 PM PST
Extended Forecast for

Fairfield CA

Flood Watch December 25, 03:22pm until December 26, 04:00pm
Wind Advisory until December 26, 10:00am
Flood Advisory December 25, 03:22pm until December 25, 09:00pm
Click here for hazard details and duration
Flood Watch
Wind Advisory
Flood Advisory
  •  
    Flood Watch December 25, 03:22pm until December 26, 04:00pm
    Wind Advisory until December 26, 10:00am
    Flood Advisory December 25, 03:22pm until December 25, 09:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Christmas Day

    High: 56 °F

    Showers and
    Breezy

  • Tonight

    Tonight: Rain and thunderstorms before 11pm, then a slight chance of rain between 11pm and 1am. Steady temperature around 52. Breezy, with a south southwest wind 17 to 23 mph, with gusts as high as 44 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Showers and
    Breezy then
    Slight Chance
    Rain

  • Friday

    Friday: Rain likely, mainly between 10am and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 54. Southeast wind 14 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 54 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 7pm, then a chance of rain, mainly between 7pm and 10pm. Mostly cloudy, with a low around 44. South wind around 9 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Chance
    Showers then
    Slight Chance
    Rain

  • Saturday

    Saturday: Partly sunny, with a high near 51. North wind 6 to 8 mph.

    High: 51 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Christmas Day
Showers and possibly a thunderstorm. High near 56. Breezy, with a south wind around 22 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain and thunderstorms before 11pm, then a slight chance of rain between 11pm and 1am. Steady temperature around 52. Breezy, with a south southwest wind 17 to 23 mph, with gusts as high as 44 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain likely, mainly between 10am and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 54. Southeast wind 14 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 7pm, then a chance of rain, mainly between 7pm and 10pm. Mostly cloudy, with a low around 44. South wind around 9 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Partly sunny, with a high near 51. North wind 6 to 8 mph.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 51.
Tuesday Night
Mostly clear, with a low around 37.
Wednesday
Mostly sunny, with a high near 51.
Wednesday Night
Partly cloudy, with a low around 40.
New Year's Day
A slight chance of rain. Mostly cloudy, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
Fairfield CA
 38.24°N 122.04°W (Elev. 3 ft)
Last Update:
1:21 pm PST Dec 25, 2025
Forecast Valid:
3pm PST Dec 25, 2025-6pm PST Jan 1, 2026
 
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Additional Resources

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Chance of Precipitation