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Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Vacaville Nut Tree Airport (KVCB)

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

Clear

95°F

35°C

Humidity 24%
Wind Speed S 11 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 24 Jul 03:00 PM PDT
Extended Forecast for

Vacaville CA

  • Tonight

    Tonight: Mostly clear, with a low around 62. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. Southwest wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61. West southwest wind 5 to 11 mph, with gusts as high as 23 mph.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 92. Light west southwest wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 92 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 61. Southwest wind 5 to 13 mph, with gusts as high as 23 mph.

    Low: 61 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 65.

    Low: 65 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 62. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 92. Southwest wind 6 to 13 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 61. West southwest wind 5 to 11 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 92. Light west southwest wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Clear, with a low around 61. Southwest wind 5 to 13 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 94.
Monday Night
Clear, with a low around 63.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Clear, with a low around 65.
Wednesday
Sunny, with a high near 95.
Wednesday Night
Clear, with a low around 64.
Thursday
Sunny and hot, with a high near 96.
Thursday Night
Clear, with a low around 64.
Friday
Sunny and hot, with a high near 99.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Vacaville CA
 38.36°N 121.99°W (Elev. 194 ft)
Last Update:
2:00 pm PDT Jul 24, 2026
Forecast Valid:
3pm PDT Jul 24, 2026-6pm PDT Jul 31, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation