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.

Fog

48°F

9°C

Humidity 100%
Wind Speed ESE 5 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 48°F (9°C)
Visibility 0.50 mi
Wind Chill46°F (8°C)
Last update 25 Nov 01:54 AM PST
Extended Forecast for

Yountville CA

Dense Fog Advisory November 25, 02:10am until November 25, 11:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory November 25, 02:10am until November 25, 11:00am

    NOW until 11:00am Tue

    Dense Fog Advisory

  • Overnight

    Low: 42 °F

    Dense Fog

  • Tuesday

    Tuesday: Areas of dense fog before 10am. Otherwise, sunny, with a high near 64. Light and variable wind.

    High: 64 °F

    Areas Dense
    Fog then
    Sunny

  • Tuesday Night

    Tuesday Night: Widespread dense fog, mainly between midnight and 1am. Otherwise, partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Dense Fog

  • Wednesday

    Wednesday: Patchy dense fog before 10am. Otherwise, sunny, with a high near 66. Northeast wind around 5 mph becoming calm in the morning.

    High: 66 °F

    Patchy Dense
    Fog then
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy dense fog after 11pm. Otherwise, partly cloudy, with a low around 44.

    Low: 44 °F

    Patchy Dense
    Fog

  • Friday

    Friday: Patchy dense fog before 8am. Otherwise, mostly sunny, with a high near 65.

    High: 65 °F

    Patchy Dense
    Fog then
    Mostly Sunny

Detailed Forecast

Overnight
Widespread dense fog. Otherwise, partly cloudy, with a low around 42. Calm wind.
Tuesday
Areas of dense fog before 10am. Otherwise, sunny, with a high near 64. Light and variable wind.
Tuesday Night
Widespread dense fog, mainly between midnight and 1am. Otherwise, partly cloudy, with a low around 41. Calm wind.
Wednesday
Patchy dense fog before 10am. Otherwise, sunny, with a high near 66. Northeast wind around 5 mph becoming calm in the morning.
Wednesday Night
Partly cloudy, with a low around 43. Calm wind.
Thanksgiving Day
Mostly sunny, with a high near 66.
Thursday Night
Patchy dense fog after 11pm. Otherwise, partly cloudy, with a low around 44.
Friday
Patchy dense fog before 8am. Otherwise, mostly sunny, with a high near 65.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yountville CA
 38.41°N 122.37°W (Elev. 364 ft)
Last Update:
1:17 am PST Nov 25, 2025
Forecast Valid:
2am PST Nov 25, 2025-6pm PST Dec 1, 2025
 
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