Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Wednesday
In the Upper Midwest, heavy to excessive rain may bring flash and urban flooding through Wednesday. Scattered severe thunderstorms capable of large hail and damaging wind gusts are possible from the central High Plains into the Upper Midwest Wednesday. Extreme heat is ongoing over the Desert Southwest through Thursday. Read More >
Current conditions at
Napa, Napa County Airport (KAPC)
Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.
Clear
61°F
16°C
| Humidity | 75% |
| Wind Speed | WSW 14 MPH |
| Barometer | 30.01 in (1016.26 mb) |
| Dewpoint | 53°F (12°C) |
| Visibility | 10.00 mi |
| Last update | 07 Jul 07:54 PM PDT |
Extended Forecast for
4 Miles NE Lake Berryessa CA
Tonight
Low: 56 °F
Clear
Wednesday
High: 87 °F
Sunny
Wednesday Night
Low: 59 °F
Clear
Thursday
High: 92 °F
Sunny
Thursday Night
Low: 61 °F
Clear
Friday
High: 90 °F
Sunny
Friday Night
Low: 62 °F
Mostly Clear
Saturday
High: 92 °F
Mostly Sunny
Saturday Night
Low: 65 °F
Mostly Cloudy
Detailed Forecast
Tonight
Clear, with a low around 56. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 87. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Wednesday Night
Clear, with a low around 59. Southwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 92. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 61. Southwest wind 5 to 8 mph becoming calm in the evening.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 62.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
Mostly cloudy, with a low around 65.
Sunday
Partly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 65.
Monday
Sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny, with a high near 93.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles NE Lake Berryessa CA
38.62°N 122.2°W (Elev. 1594 ft)
38.62°N 122.2°W (Elev. 1594 ft)
1:42 pm PDT Jul 7, 2026
8pm PDT Jul 7, 2026-6pm PDT Jul 14, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
