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

Rain Providing Some Relief to Drought-Stricken Southern U.S.

A storm tracking across the southern U.S. will continue to bring areas of heavy thunderstorms with risks for severe weather and excessive rainfall from Texas to Florida through this weekend. While much of this rainfall will be beneficial to the drought, excessive rainfall may bring areas of flash and urban flooding. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Overcast

56°F

13°C

Humidity 86%
Wind Speed S 11 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 02 May 09:54 AM PDT
Extended Forecast for

3 Miles SSE Lake Berryessa CA

  • Today

    Today: Partly sunny, with a high near 72. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 72 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. West southwest wind around 6 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 70. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 70 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48. West southwest wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 18 mph.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of rain. Mostly cloudy, with a high near 64. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 64 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 51. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Chance Rain

  • Tuesday

    Tuesday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 72. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 50. West southwest wind around 6 mph becoming calm in the evening.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 70. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 48. West southwest wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 18 mph.
Monday
A 20 percent chance of rain. Mostly cloudy, with a high near 64. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 51. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Partly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 84.
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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:
2:06 am PDT May 2, 2026
Forecast Valid:
10am PDT May 2, 2026-6pm PDT May 8, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation