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Rare Southern U.S. Winter Storm; Dangerous Cold Weather For Much of the Eastern U.S.; Critical Fire Weather for Southern California
A rare winter storm impacting the Southern U.S. will move offshore Wednesday morning. Behind the storm, arctic air will continue encompassing the eastern two-thirds of the Nation with only a slow return to normal temperatures expected by the end of the week. Moderate to strong Santa Ana winds and low humidity will maintain Critical fire weather conditions in southern California into Thursday. Read More >
Hazardous Weather Conditions
Napa, Napa County Airport (KAPC)
Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.![](newimages/large/nskc.png)
Clear
37°F
3°C
Humidity | 80% |
Wind Speed | N 0 MPH |
Barometer | 30.47 in (1031.83 mb) |
Dewpoint | 32°F (0°C) |
Visibility | 10.00 mi |
Last update | 21 Jan 09:50 PM PST |
5 Miles W Napa Co. Airport CA
Tonight
Low: 31 °F
Mostly Clear
then FrostWednesday
High: 64 °F
Frost then
SunnyWednesday Night
Low: 36 °F
Clear then
Patchy FrostThursday
High: 64 °F
Areas Frost
then SunnyThursday Night
Low: 37 °F
Partly Cloudy
Friday
High: 62 °F
Mostly Sunny
Friday Night
Low: 38 °F
Mostly Clear
Saturday
High: 58 °F
Sunny
Saturday Night
Low: 37 °F
Mostly Clear
Detailed Forecast
Additional Forecasts and Information
ABOUT THIS FORECAST
38.21°N 122.38°W (Elev. 3 ft)