Heavy Rainfall and Flooding Concerns in the Southwest; Coastal Low to Impact the East Coast

Deep tropical moisture will lead to widespread showers and thunderstorms capable of producing flash flooding through early next week over the Southwest and Four Corners. A coastal storm is expected to develop off the southeast U.S. coast tonight and is expected to strengthen and bring flooding, dangerous rip currents, gusty winds and heavy rain up much of the East Coast through early next week. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Mist

47°F

8°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 47°F (8°C)
Visibility 2.50 mi
Last update 11 Oct 04:25 AM PDT
Extended Forecast for

2 Miles N Napa Co. Airport CA

Dense Fog Advisory until October 11, 10:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until October 11, 10:00am

    NOW until 10:00am Sat

    Dense Fog Advisory

  • Overnight

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 70. Calm wind becoming west northwest 5 to 9 mph in the morning.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. West wind 5 to 8 mph becoming light and variable.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 71. Calm wind becoming west southwest 5 to 9 mph in the afternoon.

    High: 71 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48. West wind 5 to 9 mph.

    Low: 48 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: A 40 percent chance of rain after 11am.  Partly sunny, with a high near 65. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 65 °F

    Chance Rain

  • Monday Night

    Monday Night: Rain.  Low around 52. Chance of precipitation is 80%.

    Low: 52 °F

    Rain

  • Tuesday

    Tuesday: Rain likely.  Cloudy, with a high near 59.

    High: 59 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 52. Calm wind.
Saturday
Sunny, with a high near 70. Calm wind becoming west northwest 5 to 9 mph in the morning.
Saturday Night
Mostly clear, with a low around 48. West wind 5 to 8 mph becoming light and variable.
Sunday
Sunny, with a high near 71. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 48. West wind 5 to 9 mph.
Columbus Day
A 40 percent chance of rain after 11am. Partly sunny, with a high near 65. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain. Low around 52. Chance of precipitation is 80%.
Tuesday
Rain likely. Cloudy, with a high near 59.
Tuesday Night
Rain likely, mainly before 11pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 51.
Wednesday
A chance of rain. Patchy fog before 11am. Otherwise, partly sunny, with a high near 64.
Wednesday Night
A slight chance of rain. Patchy fog. Otherwise, partly cloudy, with a low around 50.
Thursday
Areas of fog. Otherwise, partly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Patchy fog. Otherwise, mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Napa Co. Airport CA
 38.25°N 122.27°W (Elev. 59 ft)
1:26 am PDT Oct 11, 2025
4am PDT Oct 11, 2025-6pm PDT Oct 17, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database