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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
66°F
19°C
| Humidity | 48% |
| Wind Speed | SSW 14 MPH |
| Barometer | 29.89 in (1012.19 mb) |
| Dewpoint | 46°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 12 Oct 05:10 PM PDT |
Extended Forecast for
4 Miles SE Saint Helena CA
Coastal Flood Advisory October 12, 05:39pm until October 14, 04:00pm
NOW until 4:00pm Wed
Coastal Flood Advisory
Tonight
Low: 45 °F
Mostly Clear
Tuesday
High: 76 °F
Sunny
Tuesday Night
Low: 47 °F
Mostly Clear
Wednesday
High: 82 °F
Sunny
Wednesday Night
Low: 50 °F
Mostly Clear
Thursday
High: 93 °F
Sunny
Thursday Night
Low: 52 °F
Clear
Friday
High: 91 °F
Sunny
Detailed Forecast
Tonight
Mostly clear, with a low around 45. Light and variable wind.
Tuesday
Sunny, with a high near 76. North wind 6 to 11 mph becoming light north northwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 47. Calm wind.
Wednesday
Sunny, with a high near 82. Calm wind.
Wednesday Night
Mostly clear, with a low around 50. Calm wind.
Thursday
Sunny, with a high near 93.
Thursday Night
Clear, with a low around 52.
Friday
Sunny, with a high near 91.
Friday Night
Clear, with a low around 51.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Patchy fog. Otherwise, sunny, with a high near 80.
Sunday Night
Patchy fog. Otherwise, mostly clear, with a low around 47.
Monday
A slight chance of rain. Patchy fog. Otherwise, mostly sunny, with a high near 72.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles SE Saint Helena CA
38.45°N 122.41°W (Elev. 157 ft)
38.45°N 122.41°W (Elev. 157 ft)
1:26 pm PDT Oct 12, 2026
5pm PDT Oct 12, 2026-6pm PDT Oct 19, 2026
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