Prolonged Extreme Cold; Eastern U.S. Winter Storm
Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >
Current conditions at
Napa, Napa County Airport (KAPC)
Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.
Clear
39°F
4°C
| Humidity | 100% |
| Wind Speed | N 6 MPH |
| Barometer | 30.33 in (1027.09 mb) |
| Dewpoint | 39°F (4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 35°F (2°C) |
| Last update | 29 Jan 04:55 AM PST |
Extended Forecast for
5 Miles SSW Lake Berryessa CA
Today
High: 63 °F
Sunny
Tonight
Low: 45 °F
Partly Cloudy
Friday
High: 62 °F
Partly Sunny
Friday Night
Low: 45 °F
Mostly Cloudy
Saturday
High: 62 °F
Partly Sunny
Saturday Night
Low: 47 °F
Mostly Cloudy
Sunday
High: 61 °F
Partly Sunny
Sunday Night
Low: 45 °F
Partly Cloudy
Monday
High: 63 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 63. Light northeast wind.
Tonight
Partly cloudy, with a low around 45. Calm wind.
Friday
Partly sunny, with a high near 62. Northeast wind 3 to 5 mph.
Friday Night
Mostly cloudy, with a low around 45. Light north northeast wind.
Saturday
Partly sunny, with a high near 62. East northeast wind around 6 mph.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Partly sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 65.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles SSW Lake Berryessa CA
38.5°N 122.28°W (Elev. 1355 ft)
38.5°N 122.28°W (Elev. 1355 ft)
12:26 am PST Jan 29, 2026
5am PST Jan 29, 2026-6pm PST Feb 4, 2026
Additional Resources
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