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

43°F

6°C

Humidity 93%
Wind Speed E 11 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 41°F (5°C)
Visibility 4.00 mi
Wind Chill37°F (3°C)
Last update 05 Dec 08:35 PM PST
Extended Forecast for

Sonoma CA

Coastal Flood Advisory December 5, 08:45pm until December 7, 03:00pm
Cold Weather Advisory until December 6, 08:00am
Click here for hazard details and duration
Coastal Flood Advisory
Cold Weather Advisory
  •  
    Coastal Flood Advisory December 5, 08:45pm until December 7, 03:00pm
    Cold Weather Advisory until December 6, 08:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 38 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 62. Light southwest wind.

    High: 62 °F

    Patchy Fog
    then Sunny

  • Saturday Night

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

    Low: 41 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 63. Calm wind.

    High: 63 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

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

    Low: 41 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 63.

    High: 63 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog. Otherwise, partly cloudy, with a low around 44.

    Low: 44 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 11am. Otherwise, mostly sunny, with a high near 65.

    High: 65 °F

    Areas Fog
    then Mostly
    Sunny

Detailed Forecast

Tonight
Patchy fog after 9pm. Otherwise, mostly clear, with a low around 38. Calm wind.
Saturday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 62. Light southwest wind.
Saturday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 41. Light north northeast wind.
Sunday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 63. Calm wind.
Sunday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 41. Calm wind.
Monday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 63.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Tuesday
Areas of fog before 11am. Otherwise, mostly sunny, with a high near 65.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 45.
Wednesday
Areas of fog before 11am. Otherwise, mostly sunny, with a high near 66.
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
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Friday
Areas of fog. Otherwise, mostly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sonoma CA
 38.29°N 122.46°W (Elev. 72 ft)
Last Update:
8:05 pm PST Dec 5, 2025
Forecast Valid:
8pm PST Dec 5, 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