Severe Weather Across the Center of the Nation; Fire Weather Concerns for Southwest and California; Snow for the Central Rockies

Severe thunderstorms will continue to impact the center of the Nation through today. Very large hail, strong tornadoes, and damaging winds are expected from the Great Lakes into the central/southern Plains; Flash flooding is possible for portions into the mid-Mississippi Valley. Critical fire weather conditions for the Southwest and central valley of California today. Winter hangs on for Rockies. Read More >

Current conditions at

Vacaville Nut Tree Airport (KVCB)

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

Clear

75°F

24°C

Humidity 16%
Wind Speed N 21 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 18 May 10:53 AM PDT
Extended Forecast for

4 Miles SW Dixon CA

Red Flag Warning May 18, 11:08am until May 18, 08:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning May 18, 11:08am until May 18, 08:00pm

    NOW until 8:00pm Mon

    Red Flag Warning

  • Today

    High: 86 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Clear, with a low around 59. North northwest wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91. North wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 57. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 57 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. Calm wind.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

Detailed Forecast

Today
Sunny, with a high near 86. Breezy, with a north wind 14 to 22 mph, with gusts as high as 33 mph.
Tonight
Clear, with a low around 59. North northwest wind 6 to 9 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 91. North wind 7 to 11 mph, with gusts as high as 22 mph.
Tuesday Night
Clear, with a low around 57. North northwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 95. Calm wind.
Wednesday Night
Clear, with a low around 57.
Thursday
Sunny and hot, with a high near 96.
Thursday Night
Clear, with a low around 55.
Friday
Sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 84.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Dixon CA
 38.42°N 121.89°W (Elev. 69 ft)
6:26 am PDT May 18, 2026
11am PDT May 18, 2026-6pm PDT May 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database