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

Severe Thunderstorm and Flash Flood Threats Continue into the Weekend

Severe thunderstorms are expected from the southern Plains to the Midwest through Friday night. Severe storm hazards may include large hail, severe winds, and tornadoes, some of which may be strong. There will be another chance for severe thunderstorms on Saturday for portions of Texas, the Lower Mississippi Valley, and the Ohio Valley. Storms could result in locally heavy rain and flash flooding. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

60°F

16°C

Humidity 40%
Wind Speed NNW 12 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 06 Mar 06:54 PM PST
Extended Forecast for

Napa CA

  • Tonight

    Tonight: Mostly clear, with a low around 54. North wind 8 to 14 mph.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78. North northeast wind 14 to 16 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 52. North wind 6 to 8 mph.

    Low: 52 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 78. Calm wind.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 11pm. Otherwise, mostly clear, with a low around 50. Calm wind.

    Low: 50 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 76.

    High: 76 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 54. North wind 8 to 14 mph.
Saturday
Sunny, with a high near 78. North northeast wind 14 to 16 mph.
Saturday Night
Clear, with a low around 52. North wind 6 to 8 mph.
Sunday
Sunny, with a high near 78. Calm wind.
Sunday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 50. Calm wind.
Monday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Partly sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Napa CA
 38.29°N 122.29°W (Elev. 20 ft)
Last Update:
12:25 pm PST Mar 6, 2026
Forecast Valid:
7pm PST Mar 6, 2026-6pm PDT Mar 13, 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