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

46°F

8°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 46°F (8°C)
Visibility 0.25 mi
Last update 07 Feb 03:35 AM PST
Extended Forecast for

7 Miles SSE Lake Berryessa CA

  • Overnight

    Overnight: Mostly clear, with a low around 45. Light west wind.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66. Calm wind becoming west around 5 mph in the afternoon.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45. West wind 3 to 5 mph.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 63. West southwest wind 5 to 8 mph.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 47. West wind 5 to 10 mph.

    Low: 47 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A chance of rain, mainly after 10am. Partly sunny, with a high near 55.

    High: 55 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 45. Light west wind.
Saturday
Sunny, with a high near 66. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 45. West wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 63. West southwest wind 5 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 47. West wind 5 to 10 mph.
Monday
Mostly cloudy, with a high near 61.
Monday Night
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 44.
Tuesday
A chance of rain, mainly after 10am. Partly sunny, with a high near 55.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 42.
Wednesday
A slight chance of rain. Partly sunny, with a high near 56.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 40.
Friday
A slight chance of rain. Partly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSE Lake Berryessa CA
 38.48°N 122.22°W (Elev. 1798 ft)
Last Update:
1:23 am PST Feb 7, 2026
Forecast Valid:
3am PST Feb 7, 2026-6pm PST Feb 13, 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