Thunderstorms and Heavy Rainfall from the Plains to the Mid-Atlantic

Severe thunderstorms producing damaging winds are most likely over parts of the Dakotas into Minnesota from this afternoon into the overnight, with other isolated storms producing hail or wind over the northern High Plains. In the Northern Plains into the Upper Great Lakes and Mid-Atlantic, heavy to excessive rain may bring flash and urban flooding through Wednesday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

69°F

21°C

Humidity 62%
Wind Speed SSW 16 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 07 Jul 04:54 PM PDT
Extended Forecast for

5 Miles ESE Lake Berryessa CA

  • Tonight

    Tonight: Clear, with a low around 54. Southwest wind around 6 mph becoming calm  in the evening.

    Low: 54 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 57. Southwest wind around 6 mph becoming calm  in the evening.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 58. Southwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 58 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 54. Southwest wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 89. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Wednesday Night
Clear, with a low around 57. Southwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 58. Southwest wind 5 to 8 mph becoming calm in the evening.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 59.
Saturday
Mostly sunny, with a high near 93.
Saturday Night
Mostly cloudy, with a low around 62.
Sunday
Partly sunny, with a high near 93.
Sunday Night
Partly cloudy, with a low around 62.
Monday
Sunny, with a high near 94.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Sunny and hot, with a high near 96.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Lake Berryessa CA
 38.56°N 122.15°W (Elev. 1132 ft)
1:42 pm PDT Jul 7, 2026
5pm PDT Jul 7, 2026-6pm PDT Jul 14, 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