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

Napa, Napa County Airport (KAPC)

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

Clear

52°F

11°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 20 Oct 01:30 AM PDT
Extended Forecast for

7 Miles SE Lake Berryessa CA

  • Overnight

    Overnight: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 68. Light and variable wind.

    High: 68 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly between 11pm and 3am. Mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly after 3pm. Partly sunny, with a high near 70. Light west wind.

    High: 70 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 52. Light and variable wind.

    Low: 52 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers. Patchy fog before 8am. Otherwise, partly sunny, with a high near 68. New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Areas of fog before 8am. Otherwise, sunny, with a high near 71.

    High: 71 °F

    Areas Fog
    then Sunny

  • Friday Night

    Friday Night: Clear, with a low around 49.

    Low: 49 °F

    Clear

Detailed Forecast

Overnight
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 45. Calm wind.
Tuesday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 68. Light and variable wind.
Tuesday Night
A 30 percent chance of showers, mainly between 11pm and 3am. Mostly cloudy, with a low around 52. Calm wind.
Wednesday
A 30 percent chance of showers, mainly after 3pm. Partly sunny, with a high near 70. Light west wind.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 52. Light and variable wind.
Thursday
A 40 percent chance of showers. Patchy fog before 8am. Otherwise, partly sunny, with a high near 68. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 48.
Friday
Areas of fog before 8am. Otherwise, sunny, with a high near 71.
Friday Night
Clear, with a low around 49.
Saturday
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 48.
Monday
Sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SE Lake Berryessa CA
 38.52°N 122.14°W (Elev. 886 ft)
Last Update:
1:26 am PDT Oct 20, 2026
Forecast Valid:
1am PDT Oct 20, 2026-6pm PDT Oct 26, 2026
 
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