Below Normal Temperatures and Lake Effect Snow in the Eastern U.S.

Well below normal temperatures will continue across much of the eastern U.S. into Monday. Cold Weather Advisories have been issued from the Ohio Valley down to the northern Gulf Coast and southeast U.S. Heavy lake effect snow continues into Monday east of Lakes Erie and Ontario. Lake Effect Snow Warnings remain in effect. Read More >

Current conditions at

Fairfield / Travis Air Force Base (KSUU)

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

Fog

41°F

5°C

Humidity 93%
Wind Speed ESE 4 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 39°F (4°C)
Visibility 0.38 mi
Wind Chill38°F (3°C)
Last update 14 Dec 11:55 PM PST
Extended Forecast for

Vallejo CA

  • Overnight

    Overnight: Patchy dense fog after 2am.  Otherwise, cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Patchy Dense
    Fog

  • Monday

    Monday: Patchy fog before 7am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 57. Light and variable wind becoming northeast around 5 mph.

    High: 57 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly after 4pm.  Mostly cloudy, with a high near 59. Light west southwest wind.

    High: 59 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 10pm.  Cloudy, with a low around 55. Southwest wind 5 to 7 mph.  Chance of precipitation is 70%.

    Low: 55 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, mainly before 10am.  Mostly cloudy, with a high near 60. Chance of precipitation is 60%.

    High: 60 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers.  Mostly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers, mainly after 10am.  Mostly cloudy, with a high near 57.

    High: 57 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers.  Cloudy, with a low around 51.

    Low: 51 °F

    Chance
    Showers

Detailed Forecast

Overnight
Patchy dense fog after 2am. Otherwise, cloudy, with a low around 40. Calm wind.
Monday
Patchy fog before 7am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 57. Light and variable wind becoming northeast around 5 mph.
Monday Night
Mostly cloudy, with a low around 49. Calm wind.
Tuesday
A 30 percent chance of showers, mainly after 4pm. Mostly cloudy, with a high near 59. Light west southwest wind.
Tuesday Night
Showers likely, mainly after 10pm. Cloudy, with a low around 55. Southwest wind 5 to 7 mph. Chance of precipitation is 70%.
Wednesday
Showers likely, mainly before 10am. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 48.
Thursday
A chance of showers, mainly after 10am. Mostly cloudy, with a high near 57.
Thursday Night
A chance of showers. Cloudy, with a low around 51.
Friday
Showers, mainly after 10am. Cloudy, with a high near 57.
Friday Night
Showers. Cloudy, with a low around 52.
Saturday
A chance of showers. Mostly cloudy, with a high near 56.
Saturday Night
A chance of showers. Cloudy, with a low around 50.
Sunday
Showers likely. Cloudy, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
Vallejo CA
 38.14°N 122.22°W (Elev. 197 ft)
1:21 pm PST Dec 14, 2025
12am PST Dec 15, 2025-6pm PST Dec 21, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database