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.

Clear

39°F

4°C

Humidity 100%
Wind Speed N 5 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 39°F (4°C)
Visibility 8.00 mi
Wind Chill35°F (2°C)
Last update 02 Dec 02:35 AM PST
Extended Forecast for

7 Miles SW Lake Berryessa CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 43. North northeast wind around 8 mph.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 59. North wind around 6 mph becoming calm.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43. Light north wind increasing to 15 to 20 mph in the evening. Winds could gust as high as 32 mph.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57. Breezy, with a north wind 22 to 25 mph, with gusts as high as 37 mph.

    High: 57 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41. North wind around 15 mph, with gusts as high as 25 mph.

    Low: 41 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 43. North northeast wind around 8 mph.
Tuesday
Sunny, with a high near 59. North wind around 6 mph becoming calm.
Tuesday Night
Partly cloudy, with a low around 43. Light north wind increasing to 15 to 20 mph in the evening. Winds could gust as high as 32 mph.
Wednesday
Mostly sunny, with a high near 57. Breezy, with a north wind 22 to 25 mph, with gusts as high as 37 mph.
Wednesday Night
Partly cloudy, with a low around 41. North wind around 15 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 57.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 61.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 60.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 45.
Monday
Sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SW Lake Berryessa CA
 38.51°N 122.34°W (Elev. 699 ft)
2:17 am PST Dec 2, 2025
2am PST Dec 2, 2025-6pm PST Dec 8, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database