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

Heavy Rainfall in Florida; Critical Fire Weather in the Southeast; Heavy Rain and Flooding Concerns in Hawaii

Thunderstorms and periods of heavy to excessive rainfall will continue over Florida through Thursday; and will begin to impact the central Plains today. Dry and gusty conditions will promote elevated to critical fire weather conditions in the Southeast. A Kona Low is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the island chain through the weekend. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

50°F

10°C

Humidity 93%
Wind Speed NW 3 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 08 Apr 07:35 AM PDT
Extended Forecast for

5 Miles W Napa Co. Airport CA

  • Today

    Today: Sunny, with a high near 76. Light west southwest wind becoming west 5 to 10 mph in the afternoon.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, increasing clouds, with a low around 51. West wind 5 to 8 mph becoming calm after midnight.

    Low: 51 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: A 20 percent chance of rain after 11am. Patchy fog before 10am. Otherwise, partly sunny, with a high near 70. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 70 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: A 30 percent chance of rain, mainly after 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 51. West southwest wind 5 to 9 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Chance Rain
    and Patchy
    Fog

  • Friday

    Friday: A chance of rain, then showers likely and possibly a thunderstorm after 11am. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 67. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Showers
    Likely and
    Areas Fog

  • Friday Night

    Friday Night: A 50 percent chance of rain. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 49. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday

    Saturday: A chance of rain, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain before 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 62.

    High: 62 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 76. Light west southwest wind becoming west 5 to 10 mph in the afternoon.
Tonight
Patchy fog after 3am. Otherwise, increasing clouds, with a low around 51. West wind 5 to 8 mph becoming calm after midnight.
Thursday
A 20 percent chance of rain after 11am. Patchy fog before 10am. Otherwise, partly sunny, with a high near 70. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Thursday Night
A 30 percent chance of rain, mainly after 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 51. West southwest wind 5 to 9 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain, then showers likely and possibly a thunderstorm after 11am. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 67. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 50 percent chance of rain. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 49. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of rain, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 44.
Sunday
A chance of rain before 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 62.
Sunday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 41.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Napa Co. Airport CA
 38.21°N 122.38°W (Elev. 3 ft)
Last Update:
6:31 am PDT Apr 8, 2026
Forecast Valid:
7am PDT Apr 8, 2026-6pm PDT Apr 14, 2026
 
Forecast Discussion
 
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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