National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. Some snow and a wintry mix is occurring today to the north. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Mist

41°F

5°C

Humidity 95%
Wind Speed E 9 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 40°F (4°C)
Visibility 4.00 mi
Wind Chill35°F (2°C)
Last update 05 Dec 04:54 AM PST
Extended Forecast for

5 Miles SSW Lake Berryessa CA

  • Today

    Today: Sunny, with a high near 59. North wind 5 to 9 mph becoming light and variable in the afternoon.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. Southwest wind 5 to 7 mph becoming calm.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 59. North wind around 5 mph becoming calm in the afternoon.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45. Calm wind becoming north around 6 mph in the evening.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 59. Calm wind becoming west around 5 mph in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Monday Night

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

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 59. North wind 5 to 9 mph becoming light and variable in the afternoon.
Tonight
Mostly clear, with a low around 43. Southwest wind 5 to 7 mph becoming calm.
Saturday
Sunny, with a high near 59. North wind around 5 mph becoming calm in the afternoon.
Saturday Night
Mostly clear, with a low around 45. Calm wind becoming north around 6 mph in the evening.
Sunday
Mostly sunny, with a high near 59. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Lake Berryessa CA
 38.5°N 122.28°W (Elev. 1355 ft)
Last Update:
1:40 am PST Dec 5, 2025
Forecast Valid:
5am PST Dec 5, 2025-6pm PST Dec 11, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation