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. 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.

Overcast

46°F

8°C

Humidity 88%
Wind Speed N 3 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 43°F (6°C)
Visibility 9.00 mi
Last update 06 Dec 01:54 PM PST
Extended Forecast for

7 Miles SW Lake Berryessa CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 58. Light southwest wind.

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 44. Calm wind becoming north around 5 mph.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 59. Calm wind becoming southwest around 5 mph.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog before 8pm. Otherwise, mostly clear, with a low around 43. North wind 3 to 7 mph.

    Low: 43 °F

    Patchy Fog
    then Mostly
    Clear

  • Monday

    Monday: Mostly sunny, with a high near 60. Calm wind becoming west around 5 mph in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Patchy fog before 10pm. Otherwise, partly cloudy, with a low around 45.

    Low: 45 °F

    Patchy Fog
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog before 11pm. Otherwise, partly cloudy, with a low around 47.

    Low: 47 °F

    Patchy Fog
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 58. Light southwest wind.
Tonight
Partly cloudy, with a low around 44. Calm wind becoming north around 5 mph.
Sunday
Mostly sunny, with a high near 59. Calm wind becoming southwest around 5 mph.
Sunday Night
Patchy fog before 8pm. Otherwise, mostly clear, with a low around 43. North wind 3 to 7 mph.
Monday
Mostly sunny, with a high near 60. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Patchy fog before 10pm. Otherwise, partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Patchy fog before 11pm. Otherwise, partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SW Lake Berryessa CA
 38.51°N 122.34°W (Elev. 699 ft)
Last Update:
12:26 pm PST Dec 6, 2025
Forecast Valid:
2pm PST Dec 6, 2025-6pm PST Dec 12, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation