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

63°F

17°C

Humidity 55%
Wind Speed SW 4 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 22 Jan 03:15 PM PST
Extended Forecast for

3 Miles NNW Napa Co. Airport CA

  • Tonight

    Tonight: Patchy fog after 7pm.  Otherwise, increasing clouds, with a low around 42. Calm wind.

    Low: 42 °F

    Patchy Fog

  • Friday

    Friday: Areas of dense fog before noon.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 57. Light and variable wind.

    High: 57 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog before 1am.  Otherwise, partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Patchy Fog

  • Saturday

    Saturday: Sunny, with a high near 60. North northeast wind 5 to 9 mph.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 4am.  Otherwise, partly cloudy, with a low around 35. North northeast wind 3 to 6 mph.

    Low: 35 °F

    Mostly Clear
    then Areas
    Frost

  • Sunday

    Sunday: Areas of frost before 7am.  Otherwise, mostly cloudy, with a high near 54.

    High: 54 °F

    Areas Frost
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Monday Night

    Monday Night: Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 38.

    Low: 38 °F

    Patchy Fog

Detailed Forecast

Tonight
Patchy fog after 7pm. Otherwise, increasing clouds, with a low around 42. Calm wind.
Friday
Areas of dense fog before noon. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 57. Light and variable wind.
Friday Night
Patchy fog before 1am. Otherwise, partly cloudy, with a low around 40. Calm wind.
Saturday
Sunny, with a high near 60. North northeast wind 5 to 9 mph.
Saturday Night
Areas of frost after 4am. Otherwise, partly cloudy, with a low around 35. North northeast wind 3 to 6 mph.
Sunday
Areas of frost before 7am. Otherwise, mostly cloudy, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Partly sunny, with a high near 58.
Monday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 38.
Tuesday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 58.
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.
Wednesday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 42.
Thursday
Areas of fog. Otherwise, partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Napa Co. Airport CA
 38.24°N 122.3°W (Elev. 26 ft)
3:01 pm PST Jan 22, 2026
3pm PST Jan 22, 2026-6pm PST Jan 29, 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