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

Fire Weather Concerns for the Plains; Thunderstorms in the Southeast; Record Warmth Spreads in the Southwest

Elevated to locally critical conditions will persist across the High Plains. Showers and scattered thunderstorms are expected over parts of the Southeast and Florida Peninsula. Clipper system will bring modest snowfall and strong winds from the Northern High Plains into the Upper Midwest this weekend. Record warmth will persist across the Southwest into the southern Plains. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

55°F

13°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 26 Feb 11:15 PM PST
Extended Forecast for

Napa CA

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Patchy Fog

  • Friday

    Friday: Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 76. Calm wind.

    High: 76 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 7am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 74. Light and variable wind.

    High: 74 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 1am. Otherwise, cloudy, with a low around 53. Light west southwest wind.

    Low: 53 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 66.

    High: 66 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of rain. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 46.

    Low: 46 °F

    Patchy Fog

Detailed Forecast

Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 52. Calm wind.
Friday
Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 76. Calm wind.
Friday Night
Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 56. Calm wind.
Saturday
Patchy fog before 7am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 74. Light and variable wind.
Saturday Night
Patchy fog after 1am. Otherwise, cloudy, with a low around 53. Light west southwest wind.
Sunday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 66.
Sunday Night
A 20 percent chance of rain. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 47.
Monday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 65.
Monday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 46.
Tuesday
Areas of fog before 9am. Otherwise, partly sunny, with a high near 67.
Tuesday Night
Mostly cloudy, with a low around 45.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Napa CA
 38.29°N 122.29°W (Elev. 20 ft)
Last Update:
12:26 pm PST Feb 26, 2026
Forecast Valid:
11pm PST Feb 26, 2026-6pm PST Mar 5, 2026
 
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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