Dangerous Cold Persists through Monday; Wintry Weather from the Northern Plains to the Great Lakes

Bitter cold temperatures and dangerous wind chills will persist from Florida to the Northeast through Monday. Daily record low temperatures are forecast across the Southeast and Florida, with some all-time February low temperature records possible across Florida. An Alberta clipper will spread wintry precipitation across the Northern Plains today and into the upper Great Lakes into tonight. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Mist

42°F

6°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 42°F (6°C)
Visibility 1.25 mi
Last update 01 Feb 11:54 PM PST
Extended Forecast for

7 Miles SSE Lake Berryessa CA

  • Overnight

    Overnight: Clear, with a low around 43. Northwest wind around 6 mph.

    Low: 43 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 66. Calm wind becoming north 5 to 7 mph in the morning.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 65. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 65 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 43. Northwest wind around 6 mph.
Monday
Sunny, with a high near 66. Calm wind becoming north 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 43. Calm wind.
Tuesday
Sunny, with a high near 65. Calm wind becoming north northeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 44. Calm wind.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Clear, with a low around 44.
Thursday
Sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
A slight chance of rain. Mostly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSE Lake Berryessa CA
 38.48°N 122.22°W (Elev. 1798 ft)
11:44 pm PST Feb 1, 2026
12am PST Feb 2, 2026-6pm PST Feb 8, 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