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.

Clear

75°F

24°C

Humidity 17%
Wind Speed NNW 23 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 17 May 02:20 PM PDT
Extended Forecast for

Napa CA

Coastal Flood Advisory May 17, 02:37pm until May 19, 03:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory May 17, 02:37pm until May 19, 03:00am

    NOW until 3:00am Tue

    Coastal Flood Advisory

  • This Afternoon

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 59. North wind 11 to 14 mph, with gusts as high as 30 mph.

    Low: 59 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 85. North wind 8 to 14 mph, with gusts as high as 28 mph.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54. North wind around 6 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. Calm wind becoming north around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 78. North wind 13 to 15 mph, with gusts as high as 29 mph.
Tonight
Clear, with a low around 59. North wind 11 to 14 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 85. North wind 8 to 14 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 54. North wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 89. Calm wind becoming north around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 55.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 81.
Friday Night
Patchy fog. Otherwise, mostly clear, with a low around 50.
Saturday
Patchy fog. Otherwise, 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:
1:26 pm PDT May 17, 2026
Forecast Valid:
2pm PDT May 17, 2026-6pm PDT May 23, 2026
 
Forecast Discussion
 
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Additional Resources

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