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.

Mist

43°F

6°C

Humidity 100%
Wind Speed NW 4 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 43°F (6°C)
Visibility 3.50 mi
Wind Chill41°F (5°C)
Last update 22 Jan 07:10 AM PST
Extended Forecast for

Napa Co. Airport CA

  • Today

    Today: Areas of fog before 10am.  Otherwise, mostly sunny, with a high near 60. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 60 °F

    Areas Fog
    then Sunny

  • Tonight

    Tonight: Widespread dense fog, mainly between 2am and 3am.  Otherwise, increasing clouds, with a low around 42. South southwest wind around 5 mph becoming calm  in the evening.

    Low: 42 °F

    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 northeast around 6 mph in the afternoon.

    High: 57 °F

    Areas Dense
    Fog

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. North northwest wind 5 to 7 mph.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 60. North northeast wind 11 to 17 mph, with gusts as high as 25 mph.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 38.

    Low: 38 °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
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 60. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tonight
Widespread dense fog, mainly between 2am and 3am. Otherwise, increasing clouds, with a low around 42. South southwest wind around 5 mph becoming calm in the evening.
Friday
Areas of dense fog before 1pm. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 57. Calm wind becoming northeast around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 39. North northwest wind 5 to 7 mph.
Saturday
Sunny, with a high near 60. North northeast wind 11 to 17 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Partly sunny, with a high near 56.
Sunday Night
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 38.
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 43.
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 122.29°W (Elev. 20 ft)
3:11 am PST Jan 22, 2026
7am PST Jan 22, 2026-6pm PST Jan 28, 2026
 
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Additional Resources

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Hourly Weather Forecast

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