Severe Thunderstorms and Heavy Rain Across the Ohio Valley;

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

73°F

23°C

Humidity 57%
Wind Speed SSW 17 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 11 Aug 04:54 PM PDT
Extended Forecast for

Napa Co. Airport CA

Coastal Flood Advisory August 11, 05:09pm until August 13, 02:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory August 11, 05:09pm until August 13, 02:00am

    NOW until 2:00am Thu

    Coastal Flood Advisory

  • Tonight

    Low: 54 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 72. South southwest wind 6 to 15 mph, with gusts as high as 18 mph.

    High: 72 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56. Southwest wind 11 to 14 mph, with gusts as high as 18 mph.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 66. South southwest wind 11 to 15 mph, with gusts as high as 18 mph.

    High: 66 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 54. Southwest wind 11 to 16 mph.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

Detailed Forecast

Tonight
Increasing clouds, with a low around 54. Southwest wind 7 to 13 mph.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 72. South southwest wind 6 to 15 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly cloudy, with a low around 56. Southwest wind 11 to 14 mph, with gusts as high as 18 mph.
Thursday
Mostly cloudy, with a high near 66. South southwest wind 11 to 15 mph, with gusts as high as 18 mph.
Thursday Night
Mostly cloudy, with a low around 54. Southwest wind 11 to 16 mph.
Friday
Partly sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Partly sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Partly sunny, with a high near 72.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
Mostly cloudy, with a high near 73.
Monday Night
Mostly cloudy, with a low around 55.
Tuesday
Mostly cloudy, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Napa Co. Airport CA
 38.2°N 122.29°W (Elev. 20 ft)
1:26 pm PDT Aug 11, 2026
5pm PDT Aug 11, 2026-6pm PDT Aug 18, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database