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

Severe Thunderstorms Likely in the Central U.S.; Flooding Possible for portions of Oklahoma/Texas/Arkansas and the Marianas.

Severe thunderstorms are likely from the southern Plains to the Midwest through Friday. Large hail, damaging winds, and tornadoes are all possible. An Enhanced (level 3 of 5) risk is in effect. Flash flooding is possible across portions of Oklahoma, Texas, and Arkansas on Friday. A Slight (level 2 of 4) risk is in effect. Flooding rain may impact Guam and the Marianas through next week. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

70°F

21°C

Humidity 26%
Wind Speed NNW 14 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 05 Mar 03:00 PM PST
Extended Forecast for

2 Miles SSW Lake Berryessa CA

  • Tonight

    Tonight: Clear, with a low around 52. Breezy, with a north wind 17 to 23 mph, with gusts as high as 40 mph.

    Low: 52 °F

    Clear and
    Breezy

  • Friday

    Friday: Sunny, with a high near 67. Breezy, with a north wind 24 to 29 mph, with gusts as high as 40 mph.

    High: 67 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Clear, with a low around 58. Breezy, with a north wind 20 to 23 mph, with gusts as high as 38 mph.

    Low: 58 °F

    Clear and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 73. Breezy, with a north wind 21 to 23 mph, with gusts as high as 40 mph.

    High: 73 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 57. North wind 9 to 15 mph, with gusts as high as 29 mph.

    Low: 57 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 52. Breezy, with a north wind 17 to 23 mph, with gusts as high as 40 mph.
Friday
Sunny, with a high near 67. Breezy, with a north wind 24 to 29 mph, with gusts as high as 40 mph.
Friday Night
Clear, with a low around 58. Breezy, with a north wind 20 to 23 mph, with gusts as high as 38 mph.
Saturday
Sunny, with a high near 73. Breezy, with a north wind 21 to 23 mph, with gusts as high as 40 mph.
Saturday Night
Clear, with a low around 57. North wind 9 to 15 mph, with gusts as high as 29 mph.
Sunday
Sunny, with a high near 78.
Sunday Night
Clear, with a low around 53.
Monday
Sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Lake Berryessa CA
 38.54°N 122.26°W (Elev. 1824 ft)
Last Update:
12:26 pm PST Mar 5, 2026
Forecast Valid:
3pm PST Mar 5, 2026-6pm PDT Mar 12, 2026
 
Forecast Discussion
 
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