Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast across parts of the Upper Midwest into the Great Lakes, the Northeast, and the central High Plains. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Overcast

55°F

13°C

Humidity 87%
Wind Speed SSW 11 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 52°F (11°C)
Visibility 9.00 mi
Last update 01 Jul 05:20 AM PDT
Extended Forecast for

2 Miles NNW Napa Co. Airport CA

  • Today

    Today: Patchy fog before 8am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 78. Light southwest wind becoming south southwest 5 to 10 mph in the morning.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 3am.  Otherwise, increasing clouds, with a low around 52. South southwest wind 5 to 8 mph becoming calm  after midnight.

    Low: 52 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 8am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 75. Calm wind becoming south southwest 5 to 9 mph in the morning.

    High: 75 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 3am.  Otherwise, increasing clouds, with a low around 52. South southwest wind 5 to 9 mph becoming calm  after midnight.

    Low: 52 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 78. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 3am.  Otherwise, mostly clear, with a low around 53.

    Low: 53 °F

    Clear then
    Patchy Fog

  • Independence Day

    Independence Day: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 78.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 4am.  Otherwise, partly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 7am.  Otherwise, partly sunny, with a high near 76.

    High: 76 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 78. Light southwest wind becoming south southwest 5 to 10 mph in the morning.
Tonight
Patchy fog after 3am. Otherwise, increasing clouds, with a low around 52. South southwest wind 5 to 8 mph becoming calm after midnight.
Thursday
Patchy fog before 8am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 75. Calm wind becoming south southwest 5 to 9 mph in the morning.
Thursday Night
Patchy fog after 3am. Otherwise, increasing clouds, with a low around 52. South southwest wind 5 to 9 mph becoming calm after midnight.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 78. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Friday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 53.
Independence Day
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 78.
Saturday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 53.
Sunday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 76.
Sunday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 52.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 75.
Monday Night
Patchy fog. Otherwise, mostly clear, with a low around 52.
Tuesday
Patchy fog. Otherwise, mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Napa Co. Airport CA
 38.24°N 122.3°W (Elev. 26 ft)
1:26 am PDT Jul 1, 2026
5am PDT Jul 1, 2026-6pm PDT Jul 7, 2026
 
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Additional Resources

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Hourly Weather Forecast

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