Winter Weather in the Eastern U.S.; Heavy Rains Begin Across the Southern Plains into the Ohio Valley

A wintry mix may impact travel across portions of the Mid-Atlantic through the morning and the Northeast U.S. through Tuesday. Heavy rain and thunderstorms may cause a flooding threat across the Southern Plains into the Ohio Valley beginning Tuesday. Fire weather concerns will continue across portions of the central and southern High Plains through Wednesday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Fog

45°F

7°C

Humidity 100%
Wind Speed NE 3 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 45°F (7°C)
Visibility 0.24 mi
Last update 03 Mar 03:35 AM PST
Extended Forecast for

7 Miles WSW Napa Co. Airport CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 48. Light west wind.

    Low: 48 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 65. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 47. West wind 6 to 8 mph.

    Low: 47 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 64. West northwest wind 11 to 17 mph, with gusts as high as 24 mph.

    High: 64 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 43. Northwest wind 10 to 15 mph, with gusts as high as 24 mph.

    Low: 43 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 48.

    Low: 48 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 52.

    Low: 52 °F

    Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 48. Light west wind.
Tuesday
Mostly sunny, with a high near 65. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Tuesday Night
Increasing clouds, with a low around 47. West wind 6 to 8 mph.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 64. West northwest wind 11 to 17 mph, with gusts as high as 24 mph.
Wednesday Night
Clear, with a low around 43. Northwest wind 10 to 15 mph, with gusts as high as 24 mph.
Thursday
Sunny, with a high near 65.
Thursday Night
Clear, with a low around 48.
Friday
Sunny, with a high near 69.
Friday Night
Clear, with a low around 52.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Partly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Napa Co. Airport CA
 38.17°N 122.37°W (Elev. 3 ft)
12:26 am PST Mar 3, 2026
3am PST Mar 3, 2026-6pm PDT Mar 9, 2026
 
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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