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 12 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 41°F (5°C)
Visibility 5.00 mi
Wind Chill37°F (3°C)
Last update 05 Dec 09:35 PM PST
Extended Forecast for

Napa CA

Coastal Flood Advisory December 5, 09:49pm until December 7, 03:00pm
Cold Weather Advisory December 5, 09:49pm until December 6, 08:00am
Click here for hazard details and duration
Coastal Flood Advisory
Cold Weather Advisory
  •  
    Coastal Flood Advisory December 5, 09:49pm until December 7, 03:00pm
    Cold Weather Advisory December 5, 09:49pm until December 6, 08:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 42 °F

    Patchy Fog

  • Saturday

    Saturday: Areas of fog before 8am. Otherwise, sunny, with a high near 60. Light south southwest wind.

    High: 60 °F

    Areas Fog
    then Sunny

  • Saturday Night

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

    Low: 42 °F

    Patchy Fog

  • Sunday

    Sunday: Areas of fog before noon. Otherwise, mostly sunny, with a high near 61. Calm wind.

    High: 61 °F

    Areas Fog
    then Mostly
    Sunny

  • Sunday Night

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

    Low: 43 °F

    Patchy Fog

  • Monday

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

    High: 62 °F

    Areas 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 noon. Otherwise, mostly sunny, with a high near 64.

    High: 64 °F

    Areas Fog
    then Mostly
    Sunny

Detailed Forecast

Tonight
Patchy fog before 3am, then patchy fog after 5am. Otherwise, mostly clear, with a steady temperature around 42. Calm wind.
Saturday
Areas of fog before 8am. Otherwise, sunny, with a high near 60. Light south southwest wind.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 42. Calm wind.
Sunday
Areas of fog before noon. Otherwise, mostly sunny, with a high near 61. Calm wind.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 43. Calm wind.
Monday
Areas of fog before noon. Otherwise, mostly sunny, with a high near 62.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Tuesday
Areas of fog before noon. Otherwise, mostly sunny, with a high near 64.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 45.
Wednesday
Areas of fog before noon. Otherwise, mostly sunny, with a high near 65.
Wednesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 46.
Thursday
Areas of fog. Otherwise, mostly sunny, with a high near 65.
Thursday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Friday
Patchy fog. Otherwise, mostly sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Napa CA
 38.29°N 122.29°W (Elev. 20 ft)
Last Update:
8:05 pm PST Dec 5, 2025
Forecast Valid:
9pm PST Dec 5, 2025-6pm PST Dec 12, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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