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

77°F

25°C

Humidity 33%
Wind Speed SW 4 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 27 Mar 01:35 PM PDT
Extended Forecast for

Napa CA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 81. Light south southwest wind.

    High: 81 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, sunny, with a high near 79. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 7am. Otherwise, sunny, with a high near 82. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 73.

    High: 73 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A slight chance of rain. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A slight chance of rain. Patchy fog before 7am. Otherwise, partly sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Rain and
    Patchy Fog

Detailed Forecast

This Afternoon
Partly sunny, with a high near 81. Light south southwest wind.
Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 45. Calm wind.
Saturday
Patchy fog before 9am. Otherwise, sunny, with a high near 79. Calm wind becoming south southwest around 5 mph in the afternoon.
Saturday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 49. Calm wind.
Sunday
Patchy fog before 7am. Otherwise, sunny, with a high near 82. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 50.
Monday
Mostly cloudy, with a high near 73.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Tuesday
A slight chance of rain. Patchy fog before 7am. Otherwise, partly sunny, with a high near 65.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 42.
Wednesday
A chance of rain. Partly sunny, with a high near 64.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 42.
Thursday
A chance of rain. Mostly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Napa CA
 38.29°N 122.29°W (Elev. 20 ft)
Last Update:
1:31 pm PDT Mar 27, 2026
Forecast Valid:
1pm PDT Mar 27, 2026-6pm PDT Apr 2, 2026
 
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Additional Resources

Radar & Satellite Image

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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