Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

81°F

27°C

Humidity 42%
Wind Speed SW 3 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 16 Mar 05:35 PM PDT
Extended Forecast for

7 Miles WSW Napa Co. Airport CA

Heat Advisory until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55. West wind around 5 mph becoming calm  in the evening.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. Light and variable wind.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 84. Southwest wind around 6 mph.
Tonight
Mostly clear, with a low around 55. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 87. Calm wind becoming south southwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 55. West wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 87. Light and variable wind.
Wednesday Night
Clear, with a low around 57.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 58.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Mostly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Napa Co. Airport CA
 38.17°N 122.37°W (Elev. 3 ft)
1:25 pm PDT Mar 16, 2026
5pm PDT Mar 16, 2026-6pm PDT Mar 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database