Widespread High Wind Event; Heavy Snow Expected from the Northern Plains to Northeast

Widespread high winds will continue to impact the interior Northwest, northern Plains, and Upper Midwest. Gusty winds and low relative humidity will bring critical fire weather to the central and southern Plains and south coastal Texas today. A storm tracking across the northern Plains, Great Lakes and into the Northeast U.S. will bring heavy snow and gusty winds into Saturday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

65°F

18°C

Humidity 62%
Wind Speed SW 3 MPH
Barometer 30.34 in (1027.43 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 12 Mar 11:54 AM PDT
Extended Forecast for

Lake Berryessa CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 79. Calm wind.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 78. Calm wind.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. Light west northwest wind.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 78. Calm wind becoming north around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 79. Calm wind.
Tonight
Mostly clear, with a low around 51. Calm wind.
Friday
Mostly sunny, with a high near 78. Calm wind.
Friday Night
Partly cloudy, with a low around 51. Light west northwest wind.
Saturday
Sunny, with a high near 78. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 61.
Monday
Sunny, with a high near 88.
Monday Night
Clear, with a low around 60.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Berryessa CA
 38.57°N 122.24°W (Elev. 732 ft)
8:25 am PDT Mar 12, 2026
12pm PDT Mar 12, 2026-6pm PDT Mar 18, 2026
 
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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