Heavy Rain and Flooding Possible in the Southwest U.S, Ohio Valley, and Hawaii

Heavy rainfall is expected to continue through Thursday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. Heavy rain and flash flooding is also expected over the southern Appalachians and Ohio Valley. Tropical Depression 15-E, southeast of Hawaii, is expected to bring heavy rain beginning today to the Big Island and Maui. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Overcast

58°F

14°C

Humidity 93%
Wind Speed WNW 3 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 23 Sep 06:54 AM PDT
Extended Forecast for

3 Miles NNW Napa Co. Airport CA

  • Today

    Today: Areas of fog before 9am.  Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 86. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 86 °F

    Areas Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 83. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. West southwest wind 3 to 7 mph.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 78. Light west wind becoming west southwest 5 to 10 mph in the morning.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 2am.  Otherwise, mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 77.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, partly sunny, with a high near 72.

    High: 72 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Areas of fog before 9am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 86. Calm wind becoming south southwest around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 56. Calm wind.
Thursday
Mostly sunny, with a high near 83. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 56. West southwest wind 3 to 7 mph.
Friday
Sunny, with a high near 78. Light west wind becoming west southwest 5 to 10 mph in the morning.
Friday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 52.
Saturday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 77.
Saturday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 51.
Sunday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 72.
Sunday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 51.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Napa Co. Airport CA
 38.24°N 122.3°W (Elev. 26 ft)
2:32 am PDT Sep 23, 2026
7am PDT Sep 23, 2026-6pm PDT Sep 29, 2026
 
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