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

Heavy Rainfall Continues in Hawaii; Severe Thunderstorms and Heavy Rainfall in the Plains and Southern Appalachians

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorms and heavy rainfall will shift into the southern Appalachians today. Strong to severe thunderstorms may produce large hail, scattered wind gusts, and heavy rain today across the northern and central Plains. Read More >

Current conditions at

Vacaville Nut Tree Airport (KVCB)

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

Clear

64°F

18°C

Humidity 63%
Wind Speed SW 4 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 17 Aug 05:30 AM PDT
Extended Forecast for

Vacaville CA

  • Today

    Today: Mostly cloudy through mid morning, then gradual clearing, with a high near 90. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 90 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Southwest wind 3 to 8 mph.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 94. South southwest wind 3 to 6 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. Southwest wind 5 to 9 mph becoming light west southwest after midnight.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. Southwest wind 3 to 8 mph.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 90. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Tonight
Partly cloudy, with a low around 62. Southwest wind 3 to 8 mph.
Tuesday
Sunny, with a high near 94. South southwest wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 65. Southwest wind 5 to 9 mph becoming light west southwest after midnight.
Wednesday
Sunny, with a high near 92. Southwest wind 3 to 8 mph.
Wednesday Night
Mostly clear, with a low around 65.
Thursday
Mostly sunny, with a high near 90.
Thursday Night
Partly cloudy, with a low around 64.
Friday
Mostly sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 63.
Saturday
Sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Sunny, with a high near 90.
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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 am PDT Aug 17, 2026
Forecast Valid:
5am PDT Aug 17, 2026-6pm PDT Aug 23, 2026
 
Forecast Discussion
 
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Additional Resources

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