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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

43°F

6°C

Humidity 93%
Wind Speed E 11 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 41°F (5°C)
Visibility 4.00 mi
Wind Chill37°F (3°C)
Last update 06 Dec 04:00 AM PST
Extended Forecast for

4 Miles SW Napa CA

Coastal Flood Advisory December 6, 04:18am until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory December 6, 04:18am until December 7, 03:00pm

    NOW until 3:00pm Sun

    Coastal Flood Advisory

  • Today

    High: 55 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy dense fog between 9pm and 3am. Otherwise, partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Patchy Dense
    Fog

  • Sunday

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

    High: 57 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 41. Light north northwest wind.

    Low: 41 °F

    Patchy Fog

  • Monday

    Monday: Mostly sunny, with a high near 60. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Areas of fog. Otherwise, partly cloudy, with a low around 42.

    Low: 42 °F

    Areas Fog

  • Tuesday

    Tuesday: Areas of fog before 10am. Otherwise, partly sunny, with a high near 62.

    High: 62 °F

    Areas Fog
    then Mostly
    Sunny

  • Tuesday Night

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

    Low: 45 °F

    Patchy Fog

Detailed Forecast

Today
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 55. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Patchy dense fog between 9pm and 3am. Otherwise, partly cloudy, with a low around 40. Calm wind.
Sunday
Patchy dense fog before 11am. Otherwise, mostly sunny, with a high near 57. Light and variable wind.
Sunday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 41. Light north northwest wind.
Monday
Mostly sunny, with a high near 60. Calm wind becoming west southwest around 5 mph in the afternoon.
Monday Night
Areas of fog. Otherwise, partly cloudy, with a low around 42.
Tuesday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 62.
Tuesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 45.
Wednesday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 65.
Wednesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 45.
Thursday
Areas of fog. Otherwise, mostly sunny, with a high near 66.
Thursday Night
Areas of fog. Otherwise, mostly clear, with a low around 43.
Friday
Patchy fog. Otherwise, mostly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Napa CA
 38.26°N 122.36°W (Elev. 98 ft)
Last Update:
2:54 am PST Dec 6, 2025
Forecast Valid:
4am 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