Winter Weather in the Eastern U.S.; Fire Weather in the Southern High Plains

A wintry mix may impact travel across portions of the Ohio Valley, central Appalachians, Mid-Atlantic, and Northeast U.S. today through Tuesday. Gusty winds and low relative humidity will bring elevated to critical fire weather to northeastern New Mexico and southeastern Colorado today and Tuesday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Partly Cloudy

63°F

17°C

Humidity 70%
Wind Speed SSW 4 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 02 Mar 04:54 PM PST
Extended Forecast for

3 Miles NNW Lake Berryessa CA

  • Tonight

    Tonight: Patchy fog after midnight.  Otherwise, mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Areas of dense fog before 9am.  Otherwise, sunny, with a high near 71. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 71 °F

    Areas Dense
    Fog then
    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 44. Light west wind.

    Low: 44 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 20 percent chance of rain after 10am.  Mostly cloudy through mid morning, then gradual clearing, with a high near 67. Light west wind becoming west northwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

    High: 67 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Clear, with a low around 41. Northwest wind around 7 mph.

    Low: 41 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 48.

    Low: 48 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 52.

    Low: 52 °F

    Clear

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, mostly clear, with a low around 43. Calm wind.
Tuesday
Areas of dense fog before 9am. Otherwise, sunny, with a high near 71. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Increasing clouds, with a low around 44. Light west wind.
Wednesday
A 20 percent chance of rain after 10am. Mostly cloudy through mid morning, then gradual clearing, with a high near 67. Light west wind becoming west northwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Wednesday Night
Clear, with a low around 41. Northwest wind around 7 mph.
Thursday
Sunny, with a high near 67.
Thursday Night
Clear, with a low around 48.
Friday
Sunny, with a high near 71.
Friday Night
Clear, with a low around 52.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Lake Berryessa CA
 38.61°N 122.28°W (Elev. 554 ft)
12:26 pm PST Mar 2, 2026
5pm PST Mar 2, 2026-6pm PDT Mar 9, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database