Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Mist

48°F

9°C

Humidity 93%
Wind Speed N 4 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 46°F (8°C)
Visibility 3.50 mi
Wind Chill47°F (8°C)
Last update 23 Jan 09:00 AM PST
Extended Forecast for

7 Miles WSW Napa Co. Airport CA

  • Today

    Today: Widespread fog, mainly before 11am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 56. Calm wind becoming south southwest around 5 mph.

    High: 56 °F

    Fog

  • Tonight

    Tonight: Patchy fog after 7pm.  Otherwise, increasing clouds, with a low around 42. West northwest wind around 5 mph becoming calm. Winds could gust as high as 20 mph.

    Low: 42 °F

    Patchy Fog

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 60. North northeast wind 5 to 14 mph, with gusts as high as 25 mph.

    High: 60 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 38. North wind 5 to 11 mph becoming east after midnight. Winds could gust as high as 24 mph.

    Low: 38 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 53. East wind 6 to 8 mph.

    High: 53 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Patchy fog after 1am.  Otherwise, mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 57.

    High: 57 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Widespread fog, mainly before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 56. Calm wind becoming south southwest around 5 mph.
Tonight
Patchy fog after 7pm. Otherwise, increasing clouds, with a low around 42. West northwest wind around 5 mph becoming calm. Winds could gust as high as 20 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 60. North northeast wind 5 to 14 mph, with gusts as high as 25 mph.
Saturday Night
Increasing clouds, with a low around 38. North wind 5 to 11 mph becoming east after midnight. Winds could gust as high as 24 mph.
Sunday
Mostly cloudy, with a high near 53. East wind 6 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 57.
Monday Night
Patchy fog after 1am. Otherwise, mostly clear, with a low around 41.
Tuesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 57.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
A slight chance of rain. Mostly cloudy, with a high near 57.
Wednesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Thursday
Areas of fog. Otherwise, mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Napa Co. Airport CA
 38.17°N 122.37°W (Elev. 3 ft)
12:26 am PST Jan 23, 2026
9am PST Jan 23, 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