Winter Weather Across Portions of the Mid-Atlantic; Heavy Rain Along the Gulf Coast and Southeast

A storm system will continue to slowly move through the Gulf Coast and Southeast U.S. over the next couple of days, bringing a heavy rainfall threat through the weekend. Isolated instances of flooding may occur. On the north side of this storm system, colder air will support areas of mixed wintry precipitation and light snow from the Tennessee Valley to the Mid-Atlantic Friday. Read More >

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 10 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 41°F (5°C)
Visibility 5.00 mi
Wind Chill37°F (3°C)
Last update 05 Dec 01:30 AM PST
Extended Forecast for

Napa Co. Airport CA

Coastal Flood Advisory December 5, 01:53am until December 7, 03:00pm
Cold Weather Advisory December 5, 01:53am until December 5, 08:00am
Click here for hazard details and duration
Coastal Flood Advisory
Cold Weather Advisory
  •  
    Coastal Flood Advisory December 5, 01:53am until December 7, 03:00pm
    Cold Weather Advisory December 5, 01:53am until December 5, 08:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 34 °F

    Areas Frost
    and Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Areas of frost before 8am.  Otherwise, sunny, with a high near 58. East wind around 6 mph becoming calm.

    High: 58 °F

    Areas Frost
    and Patchy
    Fog then
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. East wind 5 to 8 mph.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Patchy fog before 10am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 60. Light and variable wind.

    High: 60 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 10pm.  Otherwise, partly cloudy, with a low around 42. Light and variable wind.

    Low: 42 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 60.

    High: 60 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Monday

    Monday: Areas of fog before 11am.  Otherwise, mostly sunny, with a high near 62.

    High: 62 °F

    Areas Fog
    then Sunny

Detailed Forecast

Overnight
Patchy fog. Areas of frost. Otherwise, partly cloudy, with a low around 34. East wind around 7 mph.
Friday
Patchy fog before 9am. Areas of frost before 8am. Otherwise, sunny, with a high near 58. East wind around 6 mph becoming calm.
Friday Night
Partly cloudy, with a low around 40. East wind 5 to 8 mph.
Saturday
Patchy fog before 10am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 60. Light and variable wind.
Saturday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 42. Light and variable wind.
Sunday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Areas of fog before 11am. Otherwise, mostly sunny, with a high near 62.
Monday Night
Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 43.
Tuesday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 61.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Wednesday
Patchy fog. Otherwise, mostly sunny, with a high near 64.
Wednesday Night
Patchy fog. Otherwise, mostly clear, with a low around 44.
Thursday
Patchy fog. Otherwise, mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Napa Co. Airport CA
 38.2°N 122.29°W (Elev. 20 ft)
1:40 am PST Dec 5, 2025
1am PST Dec 5, 2025-6pm PST Dec 11, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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