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

Arctic Air for the Northeast and Mid-Atlantic; Increase Moisture for Pacific Northwest; Active Pattern for Hawaii

An arctic cold front will impact the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest and Hawaii this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Fog

44°F

7°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 44°F (7°C)
Visibility 0.25 mi
Last update 07 Feb 02:54 AM PST
Extended Forecast for

7 Miles S Lake Berryessa CA

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 49. Light west wind.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 67. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 67 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46. Light west southwest wind.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 64. Light west wind becoming west southwest 5 to 9 mph in the morning.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48. West wind 5 to 9 mph becoming light northwest after midnight.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A chance of rain, mainly after 10am. Partly sunny, with a high near 56.

    High: 56 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 49. Light west wind.
Saturday
Sunny, with a high near 67. Calm wind becoming west southwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 46. Light west southwest wind.
Sunday
Mostly sunny, with a high near 64. Light west wind becoming west southwest 5 to 9 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 48. West wind 5 to 9 mph becoming light northwest after midnight.
Monday
Mostly cloudy, with a high near 62.
Monday Night
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 46.
Tuesday
A chance of rain, mainly after 10am. Partly sunny, with a high near 56.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 43.
Wednesday
A slight chance of rain. Partly sunny, with a high near 56.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 42.
Friday
A slight chance of rain. Partly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles S Lake Berryessa CA
 38.48°N 122.25°W (Elev. 1198 ft)
Last Update:
1:23 am PST Feb 7, 2026
Forecast Valid:
3am PST Feb 7, 2026-6pm PST Feb 13, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation