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.

Clear

66°F

19°C

Humidity 56%
Wind Speed SSW 8 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 06 Feb 03:54 PM PST
Extended Forecast for

2 Miles SSW Lake Berryessa CA

  • Tonight

    Tonight: Mostly clear, with a low around 48. West wind around 5 mph.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 64. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48. West wind 3 to 5 mph.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain, mainly after 4pm. Mostly sunny, with a high near 62. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 62 °F

    Mostly Sunny
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A 40 percent chance of rain before 10pm. Mostly cloudy, with a low around 50. West wind 6 to 8 mph.

    Low: 50 °F

    Chance Rain
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A chance of rain. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 48. West wind around 5 mph.
Saturday
Sunny, with a high near 64. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 48. West wind 3 to 5 mph.
Sunday
A 30 percent chance of rain, mainly after 4pm. Mostly sunny, with a high near 62. Calm wind becoming west southwest around 6 mph in the afternoon.
Sunday Night
A 40 percent chance of rain before 10pm. Mostly cloudy, with a low around 50. West wind 6 to 8 mph.
Monday
Partly sunny, with a high near 60.
Monday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 46.
Tuesday
A chance of rain. Partly sunny, with a high near 51.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 44.
Wednesday
A slight chance of rain. Partly sunny, with a high near 54.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 43.
Friday
A slight chance of rain. Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Lake Berryessa CA
 38.54°N 122.26°W (Elev. 1824 ft)
Last Update:
2:55 pm PST Feb 6, 2026
Forecast Valid:
4pm PST Feb 6, 2026-6pm PST Feb 13, 2026
 
Forecast Discussion
 
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Additional Resources

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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