Winter Storm in the Central Appalachians through the Northeast; Heavy Snow in the Great Basin and Rockies

A winter storm will impact the central Appalachians to the Northeast through the night. Accumulating snow is expected for interior New England and the northern Mid-Atlantic. Scattered showers and occasional thunderstorms will persist across Florida and the Southeast coast. Locally heavy mountain snow is expected in the Great Basin and Rockies over the next couple of days. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

52°F

11°C

Humidity 76%
Wind Speed SW 3 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 02 Dec 11:20 AM PST
Extended Forecast for

7 Miles SW Lake Berryessa CA

  • Today

    Today: Sunny, with a high near 59. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: 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. North northeast wind 6 to 11 mph.

    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

  • Saturday

    Saturday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 59. Calm wind becoming south southwest around 6 mph in the afternoon.
Tonight
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. North northeast wind 6 to 11 mph.
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)
8:29 am PST Dec 2, 2025
11am 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