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.

Clear

52°F

11°C

Humidity 93%
Wind Speed WNW 4 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 02 Mar 09:35 PM PST
Extended Forecast for

Napa Co. Airport CA

  • Tonight

    Tonight: Partly cloudy, with a low around 45. West southwest wind 5 to 7 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Patchy dense fog before 9am.  Otherwise, mostly sunny, with a high near 64. Light west southwest wind increasing to 6 to 11 mph in the afternoon.

    High: 64 °F

    Patchy Dense
    Fog then
    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 45. West southwest wind around 9 mph.

    Low: 45 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 64. West northwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 64 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 40. Northwest wind 11 to 16 mph, with gusts as high as 25 mph.

    Low: 40 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 49.

    Low: 49 °F

    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. West southwest wind 5 to 7 mph.
Tuesday
Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 64. Light west southwest wind increasing to 6 to 11 mph in the afternoon.
Tuesday Night
Increasing clouds, with a low around 45. West southwest wind around 9 mph.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 64. West northwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 26 mph.
Wednesday Night
Clear, with a low around 40. Northwest wind 11 to 16 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 66.
Thursday Night
Clear, with a low around 45.
Friday
Sunny, with a high near 70.
Friday Night
Clear, with a low around 49.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Partly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
Napa Co. Airport CA
 38.2°N 122.29°W (Elev. 20 ft)
12:26 pm PST Mar 2, 2026
9pm PST Mar 2, 2026-6pm PDT Mar 9, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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