Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Heat Advisory until March 20, 08:00 PM PDT

Current conditions at

Napa, Napa County Airport (KAPC)

Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.

Clear

66°F

19°C

Humidity	82%
Wind Speed	SE 4 MPH
Barometer	30.03 in (1016.93 mb)
Dewpoint	61°F (16°C)
Visibility	10.00 mi
Last update	19 Mar 09:10 PM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Lake Berryessa CA

Heat Advisory March 19, 09:33pm until March 20, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory March 19, 09:33pm until March 20, 08:00pm
NOW until 8:00pm Fri
Heat Advisory
Tonight
Low: 58 °F
Clear
Friday
High: 91 °F
Sunny
Friday Night
Low: 58 °F
Partly Cloudy
Saturday
High: 84 °F
Mostly Sunny
Saturday Night
Low: 55 °F
Mostly Clear
Sunday
High: 83 °F
Sunny
Sunday Night
Low: 53 °F
Mostly Clear
Monday
High: 80 °F
Sunny