National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Critical Fire Weather in the Plains; Unseasonably Warm in the Southwest and Southern U.S.

Unseasonably warm temperatures continue through the weekend across the Southwest and southern U.S., with more than 100 record or near record maximum temperatures forecast through the rest of the week and over the weekend. Elevated to critical fire weather conditions will persist across the Plains and Southeast U.S. this weekend. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

72°F

22°C

Humidity 46%
Wind Speed WNW 3 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 27 Mar 12:00 PM PDT
Extended Forecast for

5 Miles SSW Lake Berryessa CA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 79. North northeast wind around 6 mph becoming northwest.

    High: 79 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 52. West southwest wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55. West northwest wind 3 to 5 mph.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 80. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 71.

    High: 71 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A slight chance of rain. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A slight chance of rain. Partly sunny, with a high near 62.

    High: 62 °F

    Slight Chance
    Rain

Detailed Forecast

This Afternoon
Partly sunny, with a high near 79. North northeast wind around 6 mph becoming northwest.
Tonight
Partly cloudy, with a low around 52. West southwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 55. West northwest wind 3 to 5 mph.
Sunday
Sunny, with a high near 80. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
Mostly cloudy, with a high near 71.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 49.
Tuesday
A slight chance of rain. Partly sunny, with a high near 62.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 46.
Wednesday
Rain likely. Mostly cloudy, with a high near 59.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 44.
Thursday
A chance of rain. Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Lake Berryessa CA
 38.5°N 122.28°W (Elev. 1355 ft)
Last Update:
11:36 am PDT Mar 27, 2026
Forecast Valid:
12pm PDT Mar 27, 2026-6pm PDT Apr 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation