Severe Weather in the Plains; Heavy Rainfall in the Ohio and Tennessee Valleys; Heat Wave in the Central U.S.

Numerous severe storms with a potential for severe wind gusts, tornadoes (some potentially strong), and very large hail are expected in parts of the central and northern Plains. Heavy rainfall may bring a flooding threat to parts of the northern Plains and from the Ohio Valley to the Southeast. Fire weather concerns persist in the Four Corners Region. Hot and humid expected in the central U.S.. 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 60%
Wind Speed SW 9 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 09 Jun 11:00 AM PDT
Extended Forecast for

2 Miles E Lake Berryessa CA

Red Flag Warning June 10, 11:00pm until June 11, 09:00am
Click here for hazard details and duration
Red Flag Warning
  • Today

    Today: Sunny, with a high near 82. Calm wind.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 60. Calm wind becoming northwest around 5 mph after midnight.

    Low: 60 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91. North wind around 7 mph, with gusts as high as 24 mph.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 72. North northwest wind 5 to 10 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 39 mph.

    Low: 72 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 94. North wind 12 to 17 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 82. Calm wind.
Tonight
Clear, with a low around 60. Calm wind becoming northwest around 5 mph after midnight.
Wednesday
Sunny, with a high near 91. North wind around 7 mph, with gusts as high as 24 mph.
Wednesday Night
Clear, with a low around 72. North northwest wind 5 to 10 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 39 mph.
Thursday
Sunny, with a high near 94. North wind 12 to 17 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 34 mph.
Thursday Night
Clear, with a low around 63.
Friday
Sunny, with a high near 92.
Friday Night
Clear, with a low around 60.
Saturday
Sunny, with a high near 95.
Saturday Night
Clear, with a low around 59.
Sunday
Sunny, with a high near 92.
Sunday Night
Clear, with a low around 58.
Monday
Sunny, with a high near 90.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Lake Berryessa CA
 38.57°N 122.21°W (Elev. 440 ft)
9:42 am PDT Jun 9, 2026
11am PDT Jun 9, 2026-6pm PDT Jun 15, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database