Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday

Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.

Partly Cloudy

52°F

11°C

Humidity 93%
Wind Speed NNW 4 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 28 Jul 06:35 AM PDT
Extended Forecast for

5 Miles SSE Sonoma CA

  • Today

    Today: Sunny, with a high near 87. Light southwest wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 56. West southwest wind 5 to 9 mph becoming calm  after midnight.

    Low: 56 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 87. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Friday Night

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

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 87. Light southwest wind becoming west southwest 5 to 10 mph in the afternoon.
Tonight
Mostly clear, with a low around 57. West wind 5 to 8 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 87. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Wednesday Night
Clear, with a low around 56. West southwest wind 5 to 9 mph becoming calm after midnight.
Thursday
Sunny, with a high near 87. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Thursday Night
Clear, with a low around 56.
Friday
Sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 92.
Saturday Night
Clear, with a low around 58.
Sunday
Sunny, with a high near 90.
Sunday Night
Clear, with a low around 57.
Monday
Sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Sonoma CA
 38.22°N 122.44°W (Elev. 3 ft)
2:06 am PDT Jul 28, 2026
6am PDT Jul 28, 2026-6pm PDT Aug 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database