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Hazardous Weather Conditions
Current conditions at
Napa, Napa County Airport (KAPC)
Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.
Clear
51°F
11°C
| Humidity | 96% |
| Wind Speed | N 0 MPH |
| Barometer | 29.97 in (1014.9 mb) |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Last update | 12 Oct 10:54 PM PDT |
Extended Forecast for
4 Miles E Saint Helena CA
Coastal Flood Advisory October 12, 11:03pm until October 14, 04:00pm
NOW until 4:00pm Wed
Coastal Flood Advisory
Tonight
Low: 45 °F
Mostly Clear
Tuesday
High: 74 °F
Sunny
Tuesday Night
Low: 47 °F
Mostly Clear
Wednesday
High: 80 °F
Sunny
Wednesday Night
Low: 50 °F
Mostly Clear
Thursday
High: 89 °F
Sunny
Thursday Night
Low: 53 °F
Mostly Clear
Friday
High: 89 °F
Sunny
Detailed Forecast
Tonight
Mostly clear, with a low around 45. Calm wind.
Tuesday
Sunny, with a high near 74. North wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 47. Calm wind.
Wednesday
Sunny, with a high near 80. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 50. Calm wind.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 86.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 78.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 46.
Monday
A slight chance of rain. Areas of fog. Otherwise, mostly sunny, with a high near 70.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles E Saint Helena CA
38.5°N 122.4°W (Elev. 476 ft)
38.5°N 122.4°W (Elev. 476 ft)
8:52 pm PDT Oct 12, 2026
11pm PDT Oct 12, 2026-6pm PDT Oct 19, 2026
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