National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

46°F

8°C

Humidity 70%
Wind Speed E 10 MPH
Barometer 30.43 in (1030.48 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 09 Jan 07:00 PM PST
Extended Forecast for

7 Miles WSW Napa Co. Airport CA

Cold Weather Advisory January 10, 01:00am until January 10, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Northeast wind around 6 mph.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 54. East northeast wind 6 to 8 mph.

    High: 54 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38. Northeast wind 3 to 5 mph.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 55. East northeast wind around 5 mph.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Tuesday Night

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

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 37. Northeast wind around 6 mph.
Saturday
Partly sunny, with a high near 54. East northeast wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 38. Northeast wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 55. East northeast wind around 5 mph.
Sunday Night
Mostly clear, with a low around 37. Calm wind.
Monday
Sunny, with a high near 55.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Sunny, with a high near 58.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 60.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 61.
Thursday Night
Mostly clear, with a low around 45.
Friday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Napa Co. Airport CA
 38.17°N 122.37°W (Elev. 3 ft)
Last Update:
1:09 pm PST Jan 9, 2026
Forecast Valid:
7pm PST Jan 9, 2026-6pm PST Jan 16, 2026
 
Forecast Discussion
 
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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