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Current conditions at
Napa, Napa County Airport (KAPC)
Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.
Clear
73°F
23°C
| Humidity | 43% |
| Wind Speed | S 9 MPH |
| Barometer | 30.05 in (1017.61 mb) |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Last update | 14 Oct 05:35 PM PDT |
Extended Forecast for
4 Miles E Saint Helena CA
Tonight
Low: 50 °F
Mostly Clear
Thursday
High: 89 °F
Sunny
Thursday Night
Low: 55 °F
Mostly Clear
Friday
High: 92 °F
Sunny
Friday Night
Low: 50 °F
Mostly Clear
Saturday
High: 90 °F
Sunny
Saturday Night
Low: 47 °F
Mostly Clear
Sunday
High: 78 °F
Patchy Fog
then SunnySunday Night
Low: 42 °F
Areas Fog
Detailed Forecast
Tonight
Mostly clear, with a low around 50. Calm wind.
Thursday
Sunny, with a high near 89. Calm wind becoming north northeast 5 to 8 mph in the morning. Winds could gust as high as 18 mph.
Thursday Night
Mostly clear, with a low around 55. Calm wind becoming north around 6 mph.
Friday
Sunny, with a high near 92. North northeast wind 3 to 6 mph.
Friday Night
Mostly clear, with a low around 50. Calm wind.
Saturday
Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Patchy fog before 9am. Otherwise, sunny, with a high near 78.
Sunday Night
Areas of fog after 9pm. Otherwise, mostly clear, with a low around 42.
Monday
Areas of fog before 8am. Otherwise, partly sunny, with a high near 68.
Monday Night
Areas of fog. Otherwise, partly cloudy, with a low around 43.
Tuesday
Areas of fog. Otherwise, mostly sunny, with a high near 70.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 71.
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)
1:26 pm PDT Oct 14, 2026
5pm PDT Oct 14, 2026-6pm PDT Oct 21, 2026
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