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

Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Current conditions at

Vacaville Nut Tree Airport (KVCB)

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

Clear

81°F

27°C

Humidity 28%
Wind Speed NNE 12 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 29 Jun 10:35 AM PDT
Extended Forecast for

2 Miles NW Vacaville CA

  • Today

    Today: Sunny, with a high near 90. North wind 5 to 8 mph becoming light and variable.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. West wind 5 to 7 mph becoming calm after midnight.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. Light west wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 57. Southwest wind 5 to 13 mph, with gusts as high as 23 mph.

    Low: 57 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Wednesday Night

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

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 90. North wind 5 to 8 mph becoming light and variable.
Tonight
Mostly clear, with a low around 61. West wind 5 to 7 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 86. Light west wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.
Tuesday Night
Clear, with a low around 57. Southwest wind 5 to 13 mph, with gusts as high as 23 mph.
Wednesday
Sunny, with a high near 86. Calm wind becoming south southwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 83.
Thursday Night
Clear, with a low around 58.
Friday
Sunny, with a high near 88.
Friday Night
Clear, with a low around 60.
Independence Day
Sunny, with a high near 91.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Vacaville CA
 38.38°N 121.99°W (Elev. 400 ft)
Last Update:
2:00 am PDT Jun 29, 2026
Forecast Valid:
10am PDT Jun 29, 2026-6pm PDT Jul 5, 2026
 
Forecast Discussion
 
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Additional Resources

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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