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Snow Squalls from the Upper Midwest to Great Lakes; High Winds in the Northern and Central Plains

An Arctic front will bring widespread snow squalls through Friday from the Upper Midwest to the Ohio Valley. Heavy snow rates and strong winds will lead to near-zero visibility and dangerous travel conditions. High winds will continue across the northern and central High Plains through Friday, with wind gusts above 60 mph likely, leading to hazardous travel conditions. Read More >

Hazardous Weather Conditions

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

39°F

4°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 39°F (4°C)
Visibility 8.00 mi
Last update 16 Jan 12:35 AM PST
Extended Forecast for

Napa Co. Airport CA

Dense Fog Advisory January 16, 12:52am until January 16, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory January 16, 12:52am until January 16, 09:00am

    NOW until 9:00am Fri

    Dense Fog Advisory

  • Overnight

    Low: 41 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 65. East wind 7 to 13 mph.

    High: 65 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 40. Northeast wind 3 to 8 mph.

    Low: 40 °F

    Clear

  • Saturday

    Saturday: Patchy dense fog between 7am and 8am. Otherwise, mostly sunny, with a high near 63. East wind 6 to 14 mph.

    High: 63 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40. Northeast wind around 6 mph.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Sunday Night

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

    Low: 39 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Patchy fog before 8am. Otherwise, sunny, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Overnight
Clear, with a low around 41. East wind around 8 mph.
Friday
Sunny, with a high near 65. East wind 7 to 13 mph.
Friday Night
Clear, with a low around 40. Northeast wind 3 to 8 mph.
Saturday
Patchy dense fog between 7am and 8am. Otherwise, mostly sunny, with a high near 63. East wind 6 to 14 mph.
Saturday Night
Mostly cloudy, with a low around 40. Northeast wind around 6 mph.
Sunday
Partly sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 39.
M.L.King Day
Patchy fog before 8am. Otherwise, sunny, with a high near 61.
Monday Night
Patchy fog after 10pm. Otherwise, mostly clear, with a low around 39.
Tuesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 60.
Tuesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 40.
Wednesday
Areas of fog. Otherwise, partly sunny, with a high near 58.
Wednesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 42.
Thursday
Areas of fog. Otherwise, partly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Napa Co. Airport CA
 38.2°N 122.29°W (Elev. 20 ft)
Last Update:
12:26 am PST Jan 16, 2026
Forecast Valid:
12am PST Jan 16, 2026-6pm PST Jan 22, 2026
 
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