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Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

64°F

18°C

Humidity 77%
Wind Speed W 16 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 22 Jul 08:20 PM PDT
Extended Forecast for

3 Miles NNW Napa Co. Airport CA

  • Tonight

    Tonight: Mostly clear, with a low around 56. West wind 6 to 11 mph becoming light west southwest after midnight. Winds could gust as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Light west southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 54. West southwest wind 5 to 9 mph becoming calm after midnight.

    Low: 54 °F

    Increasing
    Clouds

  • Friday

    Friday: Partly sunny, then gradually becoming sunny, with a high near 82. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 82 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. West southwest wind 5 to 10 mph, with gusts as high as 18 mph.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 56. West wind 6 to 11 mph becoming light west southwest after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 81. Light west southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Thursday Night
Increasing clouds, with a low around 54. West southwest wind 5 to 9 mph becoming calm after midnight.
Friday
Partly sunny, then gradually becoming sunny, with a high near 82. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 55. West southwest wind 5 to 10 mph, with gusts as high as 18 mph.
Saturday
Sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Napa Co. Airport CA
 38.24°N 122.3°W (Elev. 26 ft)
Last Update:
8:22 pm PDT Jul 22, 2026
Forecast Valid:
8pm PDT Jul 22, 2026-6pm PDT Jul 29, 2026
 
Forecast Discussion
 
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