Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

fog,mist

37°F

3°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 37°F (3°C)
Visibility 0.50 mi
Last update 27 Dec 08:20 AM PST
Extended Forecast for

5 Miles NE Yountville CA

  • Today

    Today: Sunny, with a high near 50. North northeast wind around 7 mph.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 39. North wind around 7 mph.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 51. North northeast wind around 7 mph.

    High: 51 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 40. North wind 5 to 9 mph.

    Low: 40 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 54. North northeast wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 54 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of rain after 4pm.  Mostly sunny, with a high near 54.

    High: 54 °F

    Sunny then
    Slight Chance
    Rain

Detailed Forecast

Today
Sunny, with a high near 50. North northeast wind around 7 mph.
Tonight
Mostly clear, with a low around 39. North wind around 7 mph.
Sunday
Sunny, with a high near 51. North northeast wind around 7 mph.
Sunday Night
Clear, with a low around 40. North wind 5 to 9 mph.
Monday
Sunny, with a high near 54. North northeast wind 7 to 10 mph, with gusts as high as 18 mph.
Monday Night
Clear, with a low around 40.
Tuesday
Sunny, with a high near 55.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
A slight chance of rain after 4pm. Mostly sunny, with a high near 54.
Wednesday Night
A chance of rain, mainly after 10pm. Partly cloudy, with a low around 43.
New Year's Day
A chance of rain. Partly sunny, with a high near 50.
Thursday Night
Rain likely. Mostly cloudy, with a low around 45.
Friday
A chance of rain. Mostly cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Yountville CA
 38.45°N 122.3°W (Elev. 1207 ft)
7:59 am PST Dec 27, 2025
8am PST Dec 27, 2025-6pm PST Jan 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

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