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

Severe Thunderstorms and Heavy Rain from the Southern Plains to the Ohio Valley; Wintry Mix in the Northeast

Numerous showers and thunderstorms, some severe, are expected from the southern Plains to the Ohio Valley. The repeating nature of some showers and thunderstorms may lead to isolated flash flooding across the Ohio Valley. An area of freezing rain, with some snow on the northern edge, will cause hazardous travel conditions over portions of New England. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Mostly Cloudy

50°F

10°C

Humidity 100%
Wind Speed WSW 6 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 04 Mar 01:08 AM PST
Extended Forecast for

Napa Co. Airport CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 45. West wind around 9 mph.

    Low: 45 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 64. West northwest wind 11 to 20 mph, with gusts as high as 29 mph.

    High: 64 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 40. West northwest wind 9 to 15 mph, with gusts as high as 23 mph.

    Low: 40 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 66. North northwest wind 11 to 18 mph, with gusts as high as 26 mph.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 44. North wind around 14 mph, with gusts as high as 26 mph.

    Low: 44 °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

  • Saturday

    Saturday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 45. West wind around 9 mph.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 64. West northwest wind 11 to 20 mph, with gusts as high as 29 mph.
Wednesday Night
Clear, with a low around 40. West northwest wind 9 to 15 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 66. North northwest wind 11 to 18 mph, with gusts as high as 26 mph.
Thursday Night
Clear, with a low around 44. North wind around 14 mph, with gusts as high as 26 mph.
Friday
Sunny, with a high near 70.
Friday Night
Clear, with a low around 49.
Saturday
Sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Napa Co. Airport CA
 38.2°N 122.29°W (Elev. 20 ft)
Last Update:
12:26 am PST Mar 4, 2026
Forecast Valid:
1am PST Mar 4, 2026-6pm PDT Mar 10, 2026
 
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