Major Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold in the North-Central U.S.

A large, long-duration winter storm is expected to bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies/Plains into the Mid-South beginning Friday, spreading eastward to the Mid-Atlantic and New England this weekend. An Arctic front will bring frigid temperatures and gusty winds that will lead to dangerous wind chills from the Northern Plains and Upper Midwest. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

55°F

13°C

Humidity 76%
Wind Speed SSW 5 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 22 Jan 10:50 AM PST
Extended Forecast for

Napa Co. Airport CA

  • Today

    Today: Sunny, with a high near 61. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 61 °F

    Sunny

  • Tonight

    Tonight: Patchy dense fog.  Otherwise, increasing clouds, with a low around 44. Light southwest wind.

    Low: 44 °F

    Patchy Dense
    Fog

  • Friday

    Friday: Areas of dense fog before 1pm.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 57. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 57 °F

    Areas Dense
    Fog

  • Friday Night

    Friday Night: Patchy fog between 7pm and 1am.  Otherwise, partly cloudy, with a low around 42. North northwest wind 3 to 6 mph.

    Low: 42 °F

    Patchy Fog

  • Saturday

    Saturday: Sunny, with a high near 59. North northeast wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am.  Otherwise, partly sunny, with a high near 56.

    High: 56 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Sunny, with a high near 61. Calm wind becoming southwest around 6 mph in the afternoon.
Tonight
Patchy dense fog. Otherwise, increasing clouds, with a low around 44. Light southwest wind.
Friday
Areas of dense fog before 1pm. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 57. Calm wind becoming east northeast around 5 mph in the afternoon.
Friday Night
Patchy fog between 7pm and 1am. Otherwise, partly cloudy, with a low around 42. North northwest wind 3 to 6 mph.
Saturday
Sunny, with a high near 59. North northeast wind 10 to 15 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Partly sunny, with a high near 55.
Sunday Night
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 39.
Monday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 56.
Monday Night
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 39.
Tuesday
Patchy fog. Otherwise, partly sunny, with a high near 56.
Tuesday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 45.
Wednesday
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
Napa Co. Airport CA
 38.2°N 122.26°W (Elev. 39 ft)
3:11 am PST Jan 22, 2026
11am PST Jan 22, 2026-6pm PST Jan 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database