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

Critical Fire Weather in the Plains; Unseasonably Warm in the Southwest and Southern U.S.

Unseasonably warm temperatures continue today through the weekend across the Southwest and southern U.S., with more than 100 record or near record maximum temperatures forecast through the rest of the week and over the weekend. Elevated to critical fire weather conditions will persist across the southern Plains today, moving into the central Plains and Southeast U.S on Saturday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

46°F

8°C

Humidity 81%
Wind Speed NNE 4 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 27 Mar 05:20 AM PDT
Extended Forecast for

Napa Co. Airport CA

  • Today

    Today: Partly sunny, with a high near 79. Light and variable wind becoming southwest 5 to 8 mph in the morning.

    High: 79 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 44. West southwest wind 5 to 7 mph becoming calm after midnight.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, sunny, with a high near 76. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 76 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46. Southwest wind 5 to 9 mph becoming light west after midnight.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 80. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 71.

    High: 71 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of rain. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Tuesday

    Tuesday: A chance of rain. Partly sunny, with a high near 63.

    High: 63 °F

    Chance Rain

Detailed Forecast

Today
Partly sunny, with a high near 79. Light and variable wind becoming southwest 5 to 8 mph in the morning.
Tonight
Partly cloudy, with a low around 44. West southwest wind 5 to 7 mph becoming calm after midnight.
Saturday
Patchy fog before 8am. Otherwise, sunny, with a high near 76. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 46. Southwest wind 5 to 9 mph becoming light west after midnight.
Sunday
Mostly sunny, with a high near 80. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 49.
Monday
Mostly cloudy, with a high near 71.
Monday Night
A chance of rain. Mostly cloudy, with a low around 49.
Tuesday
A chance of rain. Partly sunny, with a high near 63.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 47.
Wednesday
A chance of rain. Partly sunny, with a high near 62.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 44.
Thursday
A chance of rain. Mostly sunny, with a high near 63.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Napa Co. Airport CA
 38.2°N 122.29°W (Elev. 20 ft)
Last Update:
1:26 am PDT Mar 27, 2026
Forecast Valid:
5am PDT Mar 27, 2026-6pm PDT Apr 2, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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