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 >

Hazardous Weather Conditions

Current conditions at

Napa, Napa County Airport (KAPC)

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

Mist

45°F

7°C

Humidity 93%
Wind Speed E 6 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 43°F (6°C)
Visibility 5.00 mi
Wind Chill42°F (6°C)
Last update 06 Dec 06:35 PM PST
Extended Forecast for

Yountville CA

Coastal Flood Advisory December 6, 06:57pm until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory December 6, 06:57pm until December 7, 03:00pm

    NOW until 3:00pm Sun

    Coastal Flood Advisory

  • Tonight

    Low: 41 °F

    Patchy Dense
    Fog

  • Sunday

    Sunday: Areas of dense fog before 10am. Otherwise, mostly sunny, with a high near 58. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 58 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Areas of fog before 10pm. Otherwise, partly cloudy, with a low around 41. Calm wind becoming north northeast around 5 mph after midnight.

    Low: 41 °F

    Areas Fog
    then Partly
    Cloudy

  • Monday

    Monday: Areas of fog before noon. Otherwise, mostly sunny, with a high near 62. Calm wind.

    High: 62 °F

    Areas Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog. Otherwise, partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before noon. Otherwise, mostly sunny, with a high near 63.

    High: 63 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Areas of fog. Otherwise, mostly cloudy, with a low around 45.

    Low: 45 °F

    Areas Fog

  • Wednesday

    Wednesday: Areas of fog before noon. Otherwise, mostly sunny, with a high near 65.

    High: 65 °F

    Areas Fog
    then Mostly
    Sunny

Detailed Forecast

Tonight
Patchy dense fog. Otherwise, partly cloudy, with a low around 41. Calm wind.
Sunday
Areas of dense fog before 10am. Otherwise, mostly sunny, with a high near 58. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Areas of fog before 10pm. Otherwise, partly cloudy, with a low around 41. Calm wind becoming north northeast around 5 mph after midnight.
Monday
Areas of fog before noon. Otherwise, mostly sunny, with a high near 62. Calm wind.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 43. Calm wind.
Tuesday
Patchy fog before noon. Otherwise, mostly sunny, with a high near 63.
Tuesday Night
Areas of fog. Otherwise, mostly cloudy, with a low around 45.
Wednesday
Areas of fog before noon. Otherwise, mostly sunny, with a high near 65.
Wednesday Night
Areas of fog. Otherwise, partly cloudy, with a low around 46.
Thursday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 67.
Thursday Night
Areas of fog. Otherwise, partly cloudy, with a low around 44.
Friday
Patchy fog. Otherwise, sunny, with a high near 65.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 43.
Saturday
Areas of fog. Otherwise, mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Yountville CA
 38.4°N 122.34°W (Elev. 184 ft)
Last Update:
12:26 pm PST Dec 6, 2025
Forecast Valid:
6pm PST Dec 6, 2025-6pm PST Dec 13, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation