Severe Thunderstorms in the Central U.S.; Heavy to Excessive Rainfall in the Ohio Valley and Central Appalachians
Severe thunderstorms producing damaging winds, hail, and a few tornadoes are expected through Tuesday across parts of the central Plains and lower to mid Missouri Valley. Heavy to excessive rainfall could produce flooding across portions of the Ohio Valley into the Central Appalachians through Tuesday. Read More >
Current conditions at
Napa, Napa County Airport (KAPC)
Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.
Clear
63°F
17°C
| Humidity | 62% |
| Wind Speed | S 12 MPH |
| Barometer | 29.96 in (1014.56 mb) |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Last update | 16 Jun 07:54 PM PDT |
Extended Forecast for
4 Miles SE Saint Helena CA
Tonight
Low: 51 °F
Mostly Clear
Tuesday
High: 89 °F
Sunny
Tuesday Night
Low: 54 °F
Mostly Clear
Wednesday
High: 95 °F
Sunny
Wednesday Night
Low: 51 °F
Mostly Clear
Juneteenth
High: 85 °F
Sunny
Thursday Night
Low: 48 °F
Mostly Clear
Friday
High: 81 °F
Sunny
Friday Night
Low: 48 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 51. West wind 5 to 9 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 89. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 54. West wind 5 to 8 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 95. Calm wind becoming west southwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 51. West southwest wind around 6 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 84.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
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)
7:56 pm PDT Jun 16, 2025
8pm PDT Jun 16, 2025-6pm PDT Jun 23, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
