Record Heat Remains in Place This Week; Severe Thunderstorms Possible Thursday
Record warmth will persist across portions of California, the Southwest U.S., the central Great Basin and return back to areas of the central/southern Plains and mid-lower Mississippi Valley this week. Over 200 new record high temperatures are forecast. Severe thunderstorms are being outlooked on Thursday over the Midwest. Read More >
Current conditions at
Napa, Napa County Airport (KAPC)
Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.
Clear
48°F
9°C
| Humidity | 93% |
| Wind Speed | N 0 MPH |
| Barometer | 30.03 in (1016.93 mb) |
| Dewpoint | 46°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 23 Mar 06:35 AM PDT |
Extended Forecast for
3 Miles SW Napa CA
Today
High: 76 °F
Sunny
Tonight
Low: 48 °F
Mostly Clear
Tuesday
High: 80 °F
Sunny
Tuesday Night
Low: 47 °F
Mostly Clear
Wednesday
High: 78 °F
Sunny
Wednesday Night
Low: 46 °F
Partly Cloudy
Thursday
High: 77 °F
Mostly Sunny
Thursday Night
Low: 50 °F
Mostly Cloudy
Friday
High: 79 °F
Partly Sunny
Detailed Forecast
Today
Sunny, with a high near 76. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Tonight
Mostly clear, with a low around 48. West wind 5 to 7 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 80. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 47. West wind 3 to 8 mph.
Wednesday
Sunny, with a high near 78. Calm wind becoming west 5 to 8 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Mostly cloudy, with a low around 50.
Friday
Partly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 75.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SW Napa CA
38.26°N 122.34°W (Elev. 157 ft)
38.26°N 122.34°W (Elev. 157 ft)
2:26 am PDT Mar 23, 2026
6am PDT Mar 23, 2026-6pm PDT Mar 29, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
