Heavy Rain in the Southern U.S.; Winter Storm to Impact the Northern Mid-Atlantic and Interior Northeast

A storm system stretching from the Tennessee Valley to the Gulf Coast will bring a variety of hazards to the Eastern U.S. through Tuesday. On the south side of the system, heavy rain and thunderstorms will persist across the Southern U.S. Further north, a wintry precipitation mix is expected from the Central Appalachians to the interior Northeast through Tuesday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Mist

40°F

4°C

Humidity 96%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 39°F (4°C)
Visibility 5.00 mi
Last update 02 Dec 01:54 AM PST
Extended Forecast for

Napa Co. Airport CA

Coastal Flood Advisory December 2, 06:00am until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  • Overnight

    Overnight: Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 61. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 61 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog between 10pm and 1am.  Otherwise, partly cloudy, with a low around 41. Light and variable wind.

    Low: 41 °F

    Patchy Fog

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62. North wind 14 to 17 mph, with gusts as high as 24 mph.

    High: 62 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. North wind around 5 mph becoming calm  in the evening.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Clear
    then Patchy
    Fog

Detailed Forecast

Overnight
Mostly cloudy, with a low around 41. Calm wind.
Tuesday
Sunny, with a high near 61. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Patchy fog between 10pm and 1am. Otherwise, partly cloudy, with a low around 41. Light and variable wind.
Wednesday
Mostly sunny, with a high near 62. North wind 14 to 17 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 39. North wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 58.
Thursday Night
Mostly clear, with a low around 41.
Friday
Mostly sunny, with a high near 61.
Friday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 43.
Saturday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 60.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 46.
Sunday
Areas of fog. Otherwise, partly sunny, with a high near 60.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Monday
Areas of fog. Otherwise, mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Napa Co. Airport CA
 38.22°N 122.3°W (Elev. 3 ft)
12:26 am PST Dec 2, 2025
2am PST Dec 2, 2025-6pm PST Dec 8, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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