Heavy Rain in the Southern U.S.; Winter Storm to Impact the Northern Mid-Atlantic and Interior Northeast

A storm system stretching from the Tennessee Valley to the Gulf Coast will bring a variety of hazards to the Eastern U.S. through Tuesday. On the south side of the system, heavy rain and thunderstorms will persist across the Southern U.S. Further north, a wintry precipitation mix is expected from the Central Appalachians to the interior Northeast through Tuesday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.

Mist

40°F

4°C

Humidity 100%
Wind Speed ESE 6 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 40°F (4°C)
Visibility 2.00 mi
Wind Chill36°F (2°C)
Last update 01 Dec 11:37 PM PST
Extended Forecast for

Yountville CA

Coastal Flood Advisory December 2, 06:00am until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Northeast wind around 5 mph becoming calm  after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 62. Calm wind becoming south southeast around 5 mph.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42. Calm wind becoming north northwest around 6 mph in the evening.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61. North wind 13 to 16 mph, with gusts as high as 24 mph.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. North wind 7 to 9 mph.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 42.

    Low: 42 °F

    Patchy Fog

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. Northeast wind around 5 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 62. Calm wind becoming south southeast around 5 mph.
Tuesday Night
Partly cloudy, with a low around 42. Calm wind becoming north northwest around 6 mph in the evening.
Wednesday
Mostly sunny, with a high near 61. North wind 13 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 39. North wind 7 to 9 mph.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 41.
Friday
Sunny, with a high near 62.
Friday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 42.
Saturday
Areas of fog before 11am. Otherwise, mostly sunny, with a high near 61.
Saturday Night
Areas of fog. Otherwise, partly cloudy, with a low around 44.
Sunday
Patchy fog. Otherwise, partly sunny, with a high near 61.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 42.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Yountville CA
 38.4°N 122.34°W (Elev. 184 ft)
12:26 pm PST Dec 1, 2025
11pm PST Dec 1, 2025-6pm PST Dec 8, 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