Snow Squalls in the Northeast U.S. on Thursday; Heavy Rain Along the Gulf Coast

An arctic cold front will move through the Great Lakes and Northeast on Thursday, bringing moderate to heavy snow, strong winds, and possible whiteout conditions through Thursday afternoon. A storm system interacting with Gulf moisture will bring moderate to heavy rainfall to the western and central Gulf Coast on Thursday. Isolated instances of flash flooding will be possible. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

40°F

4°C

Humidity 79%
Wind Speed N 0 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 03 Dec 10:54 PM PST
Extended Forecast for

3 Miles N Hercules CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. East southeast wind 5 to 8 mph.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 56. East wind 9 to 11 mph.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60. East wind around 5 mph becoming light and variable  in the afternoon.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47. Light west southwest wind.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. East southeast wind 5 to 8 mph.
Thursday
Mostly sunny, with a high near 56. East wind 9 to 11 mph.
Thursday Night
Mostly clear, with a low around 45. Calm wind.
Friday
Sunny, with a high near 60. East wind around 5 mph becoming light and variable in the afternoon.
Friday Night
Mostly clear, with a low around 47. Light west southwest wind.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Partly sunny, with a high near 60.
Sunday Night
Mostly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Partly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Partly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Hercules CA
 38.05°N 122.25°W (Elev. 56 ft)
12:26 pm PST Dec 3, 2025
11pm PST Dec 3, 2025-6pm PST Dec 10, 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