Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Fairfield / Travis Air Force Base (KSUU)

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

Mist

44°F

7°C

Humidity 92%
Wind Speed N 5 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 42°F (6°C)
Visibility 5.00 mi
Wind Chill41°F (5°C)
Last update 07 Dec 06:55 PM PST
Extended Forecast for

Vallejo CA

  • Tonight

    Tonight: Widespread dense fog after midnight.  Otherwise, partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear
    then Dense
    Fog

  • Monday

    Monday: Widespread dense fog, mainly before 9am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 56. Light east wind.

    High: 56 °F

    Dense Fog
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. Light northeast wind.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
Widespread dense fog after midnight. Otherwise, partly cloudy, with a low around 42. Calm wind.
Monday
Widespread dense fog, mainly before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 56. Light east wind.
Monday Night
Partly cloudy, with a low around 43. Calm wind.
Tuesday
Mostly sunny, with a high near 59. Light northeast wind.
Tuesday Night
Partly cloudy, with a low around 45. Calm wind.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Mostly clear, with a low around 44.
Friday
Mostly sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 44.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Vallejo CA
 38.12°N 122.24°W (Elev. 98 ft)
1:20 pm PST Dec 7, 2025
7pm PST Dec 7, 2025-6pm PST Dec 14, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database