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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 96%
Wind Speed E 10 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 42°F (6°C)
Visibility 3.00 mi
Wind Chill37°F (3°C)
Last update 07 Dec 04:40 AM PST
Extended Forecast for

Napa CA

Coastal Flood Advisory December 7, 04:59am until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory December 7, 04:59am until December 7, 03:00pm

    NOW until 3:00pm Sun

    Coastal Flood Advisory

  • Today

    High: 57 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Tonight

    Tonight: Patchy dense fog after 2am. Otherwise, partly cloudy, with a low around 40. East wind around 6 mph becoming calm in the evening.

    Low: 40 °F

    Mostly Clear
    then Patchy
    Dense Fog

  • Monday

    Monday: Mostly sunny, with a high near 60. South wind 3 to 5 mph.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Patchy fog between 1am and 4am. Otherwise, partly cloudy, with a low around 41. South wind around 5 mph becoming calm after midnight.

    Low: 41 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog between 7am and 10am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming southwest around 6 mph in the morning.

    High: 61 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Areas of fog. Otherwise, partly cloudy, with a low around 44.

    Low: 44 °F

    Areas Fog

  • Wednesday

    Wednesday: Areas of fog before noon. Otherwise, mostly sunny, with a high near 64.

    High: 64 °F

    Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Areas of fog. Otherwise, partly cloudy, with a low around 44.

    Low: 44 °F

    Areas Fog

Detailed Forecast

Today
Areas of dense fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 57. Calm wind becoming south around 6 mph in the afternoon.
Tonight
Patchy dense fog after 2am. Otherwise, partly cloudy, with a low around 40. East wind around 6 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 60. South wind 3 to 5 mph.
Monday Night
Patchy fog between 1am and 4am. Otherwise, partly cloudy, with a low around 41. South wind around 5 mph becoming calm after midnight.
Tuesday
Patchy fog between 7am and 10am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming southwest around 6 mph in the morning.
Tuesday Night
Areas of fog. Otherwise, partly cloudy, with a low around 44.
Wednesday
Areas of fog before noon. Otherwise, mostly sunny, with a high near 64.
Wednesday Night
Areas of fog. Otherwise, partly cloudy, with a low around 44.
Thursday
Areas of fog before noon. Otherwise, mostly sunny, with a high near 65.
Thursday Night
Patchy fog. Otherwise, mostly clear, with a low around 44.
Friday
Patchy fog. Otherwise, sunny, with a high near 65.
Friday Night
Patchy fog. Otherwise, mostly clear, with a low around 42.
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:
Napa CA
 38.29°N 122.29°W (Elev. 20 ft)
Last Update:
2:33 am PST Dec 7, 2025
Forecast Valid:
4am PST Dec 7, 2025-6pm PST Dec 13, 2025
 
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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