Above Average Temperatures in the West; Winter Weather Returns to the Upper Midwest and Great Lakes

Well above average temperatures will continue across the West this week, potentially breaking some daily high temperature records. A storm system dropping south out of Canada will bring a wintry mix to the Upper Midwest and Great Lakes Tuesday, pushing into the Central Appalachians and interior Northeast on Wednesday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

50°F

10°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 12 Jan 06:00 PM PST
Extended Forecast for

Lake Berryessa CA

  • Tonight

    Tonight: Clear, with a low around 43. Northwest wind 3 to 5 mph.

    Low: 43 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 61. North northwest wind 3 to 5 mph.

    High: 61 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 45. Northwest wind around 5 mph.

    Low: 45 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 62. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 62 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 47. Calm wind.

    Low: 47 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 43. Northwest wind 3 to 5 mph.
Tuesday
Sunny, with a high near 61. North northwest wind 3 to 5 mph.
Tuesday Night
Clear, with a low around 45. Northwest wind around 5 mph.
Wednesday
Sunny, with a high near 62. Calm wind becoming north northeast around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 47. Calm wind.
Thursday
Sunny, with a high near 63.
Thursday Night
Clear, with a low around 46.
Friday
Sunny, with a high near 64.
Friday Night
Clear, with a low around 45.
Saturday
Sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 46.
M.L.King Day
Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Berryessa CA
 38.57°N 122.24°W (Elev. 732 ft)
12:41 pm PST Jan 12, 2026
6pm PST Jan 12, 2026-6pm PST Jan 19, 2026
 
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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