Winter Weather Across Portions of the Mid-Atlantic; Heavy Rain Along the Gulf Coast and Southeast

A storm system will continue to slowly move through the Gulf Coast and Southeast U.S. over the next couple of days, bringing a heavy rainfall threat through the weekend. Isolated instances of flooding may occur. On the north side of this storm system, colder air will support areas of mixed wintry precipitation and light snow from the Tennessee Valley to the Mid-Atlantic Friday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

43°F

6°C

Humidity 93%
Wind Speed SE 3 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 41°F (5°C)
Visibility 7.00 mi
Last update 04 Dec 07:00 PM PST
Extended Forecast for

7 Miles SW Lake Berryessa CA

  • Tonight

    Tonight: Mostly clear, with a low around 43. North wind 3 to 5 mph.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 61. Calm wind becoming north around 6 mph.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44. Light and variable wind.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 61. North wind around 5 mph becoming calm  in the morning.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46. North wind 5 to 7 mph.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog before 1am.  Otherwise, partly cloudy, with a low around 45.

    Low: 45 °F

    Patchy Fog

  • Monday

    Monday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 43. North wind 3 to 5 mph.
Friday
Sunny, with a high near 61. Calm wind becoming north around 6 mph.
Friday Night
Mostly clear, with a low around 44. Light and variable wind.
Saturday
Sunny, with a high near 61. North wind around 5 mph becoming calm in the morning.
Saturday Night
Mostly clear, with a low around 46. North wind 5 to 7 mph.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Patchy fog before 1am. Otherwise, partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Patchy fog. Otherwise, mostly clear, with a low around 47.
Thursday
Sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SW Lake Berryessa CA
 38.51°N 122.34°W (Elev. 699 ft)
12:26 pm PST Dec 4, 2025
7pm PST Dec 4, 2025-6pm PST Dec 11, 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