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 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 Plains and Southeast U.S. this weekend. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

49°F

9°C

Humidity 96%
Wind Speed ENE 3 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 29 Mar 07:54 AM PDT
Extended Forecast for

5 Miles W Napa Co. Airport CA

  • Today

    Today: Mostly sunny, with a high near 84. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 49. West wind around 6 mph becoming calm in the evening.

    Low: 49 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, with a high near 75. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 75 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 51. West wind 5 to 8 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 68. Calm wind becoming west southwest 5 to 9 mph in the afternoon.

    High: 68 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 47. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Chance Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain. Partly sunny, with a high near 66.

    High: 66 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Rain Likely

  • Thursday

    Thursday: A slight chance of rain before 11am. Sunny, with a high near 66.

    High: 66 °F

    Slight Chance
    Rain then
    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 84. Calm wind becoming west 5 to 8 mph in the afternoon.
Tonight
Increasing clouds, with a low around 49. West wind around 6 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 75. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 51. West wind 5 to 8 mph becoming calm in the evening.
Tuesday
A 30 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 68. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 47. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 40 percent chance of rain. Partly sunny, with a high near 66.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45.
Thursday
A slight chance of rain before 11am. Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Napa Co. Airport CA
 38.21°N 122.38°W (Elev. 3 ft)
Last Update:
1:26 am PDT Mar 29, 2026
Forecast Valid:
8am PDT Mar 29, 2026-6pm PDT Apr 4, 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