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

Severe Weather for Northeast Southeastward into the Southern Plains; Flooding in the Upper Great Lakes

Severe thunderstorms are expected from the Northeast to Texas through the night and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains and the mid-Atlantic. There is late-season snow over the Northern/Central Rockies and the Northern Plains. 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 14%
Wind Speed N 16 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 16 Apr 03:50 PM PDT
Extended Forecast for

3 Miles SSE Lake Berryessa CA

  • Tonight

    Tonight: Clear, with a low around 47. North wind 9 to 14 mph, with gusts as high as 37 mph.

    Low: 47 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 72. North wind 5 to 11 mph, with gusts as high as 32 mph.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. Light and variable wind.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Light and variable wind.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 48. South wind around 5 mph becoming calm in the evening.

    Low: 48 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain

  • Monday

    Monday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 63.

    High: 63 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Rain Likely

Detailed Forecast

Tonight
Clear, with a low around 47. North wind 9 to 14 mph, with gusts as high as 37 mph.
Friday
Sunny, with a high near 72. North wind 5 to 11 mph, with gusts as high as 32 mph.
Friday Night
Partly cloudy, with a low around 45. Light and variable wind.
Saturday
Mostly sunny, with a high near 74. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 48. South wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 69.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 48.
Monday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 63.
Monday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 47.
Tuesday
A chance of rain, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 61.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 46.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Lake Berryessa CA
 38.53°N 122.23°W (Elev. 991 ft)
Last Update:
1:26 pm PDT Apr 16, 2026
Forecast Valid:
4pm PDT Apr 16, 2026-6pm PDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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