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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
56°F
13°C
| Humidity | 71% |
| Wind Speed | W 3 MPH |
| Barometer | 29.56 in (1001.02 mb) |
| Dewpoint | 47°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 11 Oct 09:54 AM PDT |
Extended Forecast for
4 Miles SE Saint Helena CA
Coastal Flood Advisory October 11, 10:03am until October 14, 04:00pm
NOW until 4:00pm Wed
Coastal Flood Advisory
Today
High: 74 °F
Sunny
Tonight
Low: 44 °F
Mostly Clear
Columbus Day
High: 71 °F
Sunny
Monday Night
Low: 44 °F
Mostly Clear
Tuesday
High: 76 °F
Sunny
Tuesday Night
Low: 46 °F
Mostly Clear
Wednesday
High: 81 °F
Sunny
Wednesday Night
Low: 49 °F
Mostly Clear
Detailed Forecast
Today
Sunny, with a high near 74. Calm wind becoming south southwest around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 44. Calm wind.
Columbus Day
Sunny, with a high near 71. Calm wind becoming north northeast around 6 mph.
Monday Night
Mostly clear, with a low around 44. Calm wind.
Tuesday
Sunny, with a high near 76. Calm wind becoming north 5 to 7 mph.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 88.
Thursday Night
Clear, with a low around 52.
Friday
Sunny, with a high near 90.
Friday Night
Clear, with a low around 52.
Saturday
Sunny, with a high near 88.
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)
8:36 am PDT Oct 11, 2026
10am PDT Oct 11, 2026-6pm PDT Oct 17, 2026
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