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

52°F

11°C

Humidity 87%
Wind Speed E 11 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 48°F (9°C)
Visibility 7.00 mi
Last update 25 Nov 09:35 AM PST
Extended Forecast for

Napa Co. Airport CA

Dense Fog Advisory November 25, 09:45am until November 25, 11:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory November 25, 09:45am until November 25, 11:00am

    NOW until 11:00am Tue

    Dense Fog Advisory

  • Today

    High: 62 °F

    Areas Dense
    Fog then
    Sunny

  • Tonight

    Tonight: Patchy dense fog. Otherwise, partly cloudy, with a low around 39. Calm wind becoming east around 6 mph after midnight.

    Low: 39 °F

    Patchy Dense
    Fog

  • Wednesday

    Wednesday: Sunny, with a high near 62. East wind around 8 mph.

    High: 62 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Patchy dense fog before 3am, then patchy dense fog after 5am. Otherwise, partly cloudy, with a low around 40. Light east northeast wind.

    Low: 40 °F

    Patchy Dense
    Fog

  • Thanksgiving Day

    Thanksgiving Day: Areas of dense fog before 9am. Otherwise, partly sunny, with a high near 63. Calm wind.

    High: 63 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy dense fog after 9pm. Otherwise, partly cloudy, with a low around 42.

    Low: 42 °F

    Patchy Dense
    Fog

  • Friday

    Friday: Widespread dense fog, mainly before 8am. Otherwise, mostly sunny, with a high near 62.

    High: 62 °F

    Dense Fog
    then Mostly
    Sunny

  • Friday Night

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

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Today
Areas of dense fog before 11am. Otherwise, mostly sunny, with a high near 62. Light east southeast wind.
Tonight
Patchy dense fog. Otherwise, partly cloudy, with a low around 39. Calm wind becoming east around 6 mph after midnight.
Wednesday
Sunny, with a high near 62. East wind around 8 mph.
Wednesday Night
Patchy dense fog before 3am, then patchy dense fog after 5am. Otherwise, partly cloudy, with a low around 40. Light east northeast wind.
Thanksgiving Day
Areas of dense fog before 9am. Otherwise, partly sunny, with a high near 63. Calm wind.
Thursday Night
Patchy dense fog after 9pm. Otherwise, partly cloudy, with a low around 42.
Friday
Widespread dense fog, mainly before 8am. Otherwise, mostly sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Napa Co. Airport CA
 38.2°N 122.29°W (Elev. 20 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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