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

Critical Fire Weather in the Southern Plains; Severe Storms in the Ohio Valley

Strong winds and low humidity will create elevated to critical fire weather conditions across the Southern Plains on Thursday. Strong to severe thunderstorms are forecast in the Ohio Valley late Thursday into Friday morning, with the strongest storms capable of producing very large hail, damaging winds, and a few tornadoes. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

54°F

12°C

Humidity 81%
Wind Speed W 8 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 25 Mar 10:15 PM PDT
Extended Forecast for

5 Miles W Napa Co. Airport CA

  • Tonight

    Tonight: Partly cloudy, with a low around 43. West wind 5 to 7 mph becoming calm after midnight.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. West northwest wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 79. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 79 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. West southwest wind around 6 mph becoming calm in the evening.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 43. West wind 5 to 7 mph becoming calm after midnight.
Thursday
Mostly sunny, with a high near 79. Calm wind becoming north 5 to 7 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 50. West northwest wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 79. Calm wind becoming west southwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 46. West southwest wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Mostly cloudy, with a high near 72.
Monday Night
A chance of rain. Mostly cloudy, with a low around 50.
Tuesday
Rain likely. Mostly cloudy, with a high near 63.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 48.
Wednesday
A chance of rain. Mostly cloudy, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Napa Co. Airport CA
 38.21°N 122.38°W (Elev. 3 ft)
Last Update:
9:07 pm PDT Mar 25, 2026
Forecast Valid:
10pm PDT Mar 25, 2026-6pm PDT Apr 1, 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