Heavy Rain in the Southeast; Wintry Mix from the Plains through the Ohio Valley

A storm system will bring a number impacts to the central and eastern US. Heavy rain and thunderstorms are expected in the Gulf Coast and Deep South. Further north, a wintry mix may produce a glaze of ice from the Ozarks/Mid-South east through the Ohio Valley. Accumulating snow is expected from the central Plains east into the Upper Ohio Valley/Lower Great Lakes. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

48°F

9°C

Humidity 81%
Wind Speed E 11 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 01 Dec 05:00 PM PST
Extended Forecast for

2 Miles NNW Vallejo 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: Increasing clouds, with a low around 43. East wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 43 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 61. Light and variable wind.

    High: 61 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42. Calm wind becoming northeast around 5 mph after midnight.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62. North wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 62 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40. Southwest wind around 5 mph becoming light and variable  after midnight.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 43. East wind 5 to 10 mph becoming light and variable in the evening.
Tuesday
Sunny, with a high near 61. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 42. Calm wind becoming northeast around 5 mph after midnight.
Wednesday
Mostly sunny, with a high near 62. North wind 8 to 13 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 40. Southwest wind around 5 mph becoming light and variable after midnight.
Thursday
Mostly sunny, with a high near 58.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Partly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Vallejo CA
 38.16°N 122.25°W (Elev. 26 ft)
12:26 pm PST Dec 1, 2025
5pm 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