Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

59°F

15°C

Humidity 83%
Wind Speed SW 9 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 15 Jul 09:54 PM PDT
Extended Forecast for

2 Miles NNE Napa Co. Airport CA

  • Tonight

    Tonight: Increasing clouds, with a low around 56. West southwest wind 6 to 8 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Patchy fog before 10am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 70. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 70 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog between 11pm and midnight.  Otherwise, increasing clouds, with a low around 55. West southwest wind 5 to 9 mph.

    Low: 55 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 73. Light west wind becoming southwest 5 to 10 mph in the morning.

    High: 73 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after midnight.  Otherwise, partly cloudy, with a low around 54. West southwest wind 5 to 10 mph.

    Low: 54 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 74.

    High: 74 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after midnight.  Otherwise, partly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 75.

    High: 75 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Clear
    then Patchy
    Fog

Detailed Forecast

Tonight
Increasing clouds, with a low around 56. West southwest wind 6 to 8 mph.
Wednesday
Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 70. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
Patchy fog between 11pm and midnight. Otherwise, increasing clouds, with a low around 55. West southwest wind 5 to 9 mph.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 73. Light west wind becoming southwest 5 to 10 mph in the morning.
Thursday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 54. West southwest wind 5 to 10 mph.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 74.
Friday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 53.
Saturday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 75.
Saturday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 53.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 73.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 54.
Tuesday
Patchy fog. Otherwise, mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Napa Co. Airport CA
 38.23°N 122.27°W (Elev. 13 ft)
1:26 pm PDT Jul 15, 2025
10pm PDT Jul 15, 2025-6pm PDT Jul 22, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database