National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

Current conditions at

Fairfield / Travis Air Force Base (KSUU)

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

Clear

60°F

16°C

Humidity 86%
Wind Speed SW 21 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 23 Jul 02:55 AM PDT
Extended Forecast for

Vallejo CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 58. West wind around 8 mph.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy through mid morning, then gradual clearing, with a high near 79. West southwest wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 79 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80. West southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. West southwest wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 58. West wind around 8 mph.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 79. West southwest wind 8 to 13 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 56. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 80. West southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 57. West southwest wind 8 to 13 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Vallejo CA
 38.16°N 122.25°W (Elev. 26 ft)
Last Update:
2:00 am PDT Jul 23, 2026
Forecast Valid:
3am PDT Jul 23, 2026-6pm PDT Jul 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation