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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

42°F

6°C

Humidity 95%
Wind Speed E 9 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 41°F (5°C)
Visibility 5.00 mi
Wind Chill37°F (3°C)
Last update 06 Dec 05:54 AM PST
Extended Forecast for

Napa CA

Coastal Flood Advisory December 6, 06:08am until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory December 6, 06:08am until December 7, 03:00pm

    NOW until 3:00pm Sun

    Coastal Flood Advisory

  • Today

    High: 55 °F

    Areas Fog
    then Sunny

  • Tonight

    Tonight: Patchy dense fog before 11pm, then patchy dense fog after midnight. Otherwise, increasing clouds, with a low around 41. Calm wind.

    Low: 41 °F

    Patchy Dense
    Fog

  • Sunday

    Sunday: Areas of dense fog before 11am. Otherwise, mostly sunny, with a high near 57. Light and variable wind.

    High: 57 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog. Otherwise, partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Patchy Fog

  • Monday

    Monday: Areas of fog before noon. Otherwise, mostly sunny, with a high near 60. Calm wind.

    High: 60 °F

    Areas Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Areas of fog. Otherwise, partly cloudy, with a low around 43.

    Low: 43 °F

    Areas Fog

  • Tuesday

    Tuesday: Areas of fog before noon. Otherwise, partly sunny, with a high near 61.

    High: 61 °F

    Areas Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 46.

    Low: 46 °F

    Patchy Fog

Detailed Forecast

Today
Areas of fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 55. Calm wind becoming south southwest around 5 mph in the afternoon.
Tonight
Patchy dense fog before 11pm, then patchy dense fog after midnight. Otherwise, increasing clouds, with a low around 41. Calm wind.
Sunday
Areas of dense fog before 11am. Otherwise, mostly sunny, with a high near 57. Light and variable wind.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 42. Calm wind.
Monday
Areas of fog before noon. Otherwise, mostly sunny, with a high near 60. Calm wind.
Monday Night
Areas of fog. Otherwise, partly cloudy, with a low around 43.
Tuesday
Areas of fog before noon. Otherwise, partly sunny, with a high near 61.
Tuesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 46.
Wednesday
Areas of fog before noon. Otherwise, mostly sunny, with a high near 63.
Wednesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 46.
Thursday
Areas of fog. Otherwise, mostly sunny, with a high near 64.
Thursday Night
Patchy fog. Otherwise, mostly clear, with a low around 44.
Friday
Patchy fog. Otherwise, mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Napa CA
 38.29°N 122.31°W (Elev. 190 ft)
Last Update:
2:54 am PST Dec 6, 2025
Forecast Valid:
6am PST Dec 6, 2025-6pm PST Dec 12, 2025
 
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