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

Hazardous Weather Conditions

Current conditions at

Napa, Napa County Airport (KAPC)

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

haze

71°F

22°C

Humidity 63%
Wind Speed WSW 5 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 58°F (14°C)
Visibility 8.00 mi
Last update 12 Jun 09:54 AM PDT
Extended Forecast for

Napa CA

Coastal Flood Advisory June 12, 10:11am until June 17, 03:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory June 12, 10:11am until June 17, 03:00am

    NOW until 3:00am Wed

    Coastal Flood Advisory

  • Today

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. South southwest wind 5 to 7 mph becoming calm after midnight.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86. Calm wind becoming south southwest 5 to 9 mph in the afternoon.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55. Southwest wind 5 to 8 mph becoming calm after midnight.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 54.

    Low: 54 °F

    Clear then
    Patchy Fog

Detailed Forecast

Today
Sunny, with a high near 89. Calm wind becoming south southwest 5 to 9 mph in the afternoon.
Tonight
Mostly clear, with a low around 55. South southwest wind 5 to 7 mph becoming calm after midnight.
Saturday
Sunny, with a high near 86. Calm wind becoming south southwest 5 to 9 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 55. Southwest wind 5 to 8 mph becoming calm after midnight.
Sunday
Sunny, with a high near 83. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 55.
Monday
Sunny, with a high near 84.
Monday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 54.
Tuesday
Patchy fog before 7am. Otherwise, sunny, with a high near 84.
Tuesday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 55.
Wednesday
Patchy fog. Otherwise, sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 76.
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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:
8:46 am PDT Jun 12, 2026
Forecast Valid:
10am PDT Jun 12, 2026-6pm PDT Jun 18, 2026
 
Forecast Discussion
 
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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