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

Hazardous Weather Conditions

Current conditions at

Napa, Napa County Airport (KAPC)

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

Mostly Cloudy

51°F

11°C

Humidity 92%
Wind Speed E 10 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 49°F (9°C)
Visibility 7.00 mi
Last update 25 Nov 09:21 AM PST
Extended Forecast for

Sonoma CA

Dense Fog Advisory November 25, 09:32am until November 25, 11:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory November 25, 09:32am until November 25, 11:00am

    NOW until 11:00am Tue

    Dense Fog Advisory

  • Today

    High: 62 °F

    Dense Fog
    then Sunny

  • Tonight

    Tonight: Widespread dense fog, mainly between 9pm and 4am. Otherwise, partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Dense Fog

  • Wednesday

    Wednesday: Widespread dense fog, mainly before 9am. Otherwise, sunny, with a high near 64. Light southeast wind.

    High: 64 °F

    Dense Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 42. Calm wind.

    Low: 42 °F

    Increasing
    Clouds

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 65. Calm wind.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy dense fog after 2am. Otherwise, partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy
    then Patchy
    Dense Fog

  • Friday

    Friday: Areas of dense fog before 10am. Otherwise, mostly sunny, with a high near 64.

    High: 64 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Today
Widespread dense fog, mainly before 10am. Otherwise, sunny, with a high near 62. Light south wind.
Tonight
Widespread dense fog, mainly between 9pm and 4am. Otherwise, partly cloudy, with a low around 39. Calm wind.
Wednesday
Widespread dense fog, mainly before 9am. Otherwise, sunny, with a high near 64. Light southeast wind.
Wednesday Night
Increasing clouds, with a low around 42. Calm wind.
Thanksgiving Day
Mostly sunny, with a high near 65. Calm wind.
Thursday Night
Patchy dense fog after 2am. Otherwise, partly cloudy, with a low around 42.
Friday
Areas of dense fog before 10am. Otherwise, mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Patchy dense fog between 7am and 8am. Otherwise, mostly sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sonoma CA
 38.31°N 122.46°W (Elev. 571 ft)
Last Update:
1:17 am PST Nov 25, 2025
Forecast Valid:
9am PST Nov 25, 2025-6pm PST Dec 1, 2025
 
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Additional Resources

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