Showers and Storms in the East; Dangerously Hot and Dry in the West

A frontal boundary will bring scattered showers and storms to portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Intermountain West and expand into the Central U.S. by early next week. Elevated wildfire conditions will develop across portions of the Northern/Central Plains and air quality issues will persist in the Northwest. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

57°F

14°C

Humidity 89%
Wind Speed W 10 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 06 Aug 12:54 AM PDT
Extended Forecast for

7 Miles S Lake Berryessa CA

  • Overnight

    Overnight: Clear, with a low around 57. West southwest wind 3 to 5 mph.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 92. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 60. West southwest wind around 6 mph becoming calm  after midnight.

    Low: 60 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 64. West southwest wind 3 to 7 mph.

    Low: 64 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Clear, with a low around 66.

    Low: 66 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

Detailed Forecast

Overnight
Clear, with a low around 57. West southwest wind 3 to 5 mph.
Thursday
Sunny, with a high near 92. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Thursday Night
Clear, with a low around 60. West southwest wind around 6 mph becoming calm after midnight.
Friday
Sunny and hot, with a high near 97. Calm wind becoming west southwest around 6 mph in the afternoon.
Friday Night
Clear, with a low around 64. West southwest wind 3 to 7 mph.
Saturday
Sunny and hot, with a high near 99.
Saturday Night
Clear, with a low around 66.
Sunday
Sunny and hot, with a high near 97.
Sunday Night
Clear, with a low around 62.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles S Lake Berryessa CA
 38.48°N 122.25°W (Elev. 1198 ft)
11:32 pm PDT Aug 5, 2026
1am PDT Aug 6, 2026-6pm PDT Aug 12, 2026
 
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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