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Tracking Winter Weather and Frigid Temperatures This Weekend

Another clipper will drop into the Northern Plains and Upper Midwest into Sunday with snow and gusty winds contributing to some areas of blizzard conditions and snow squalls. Impactful snowfall will occur up and down the East Coast Sunday extending from the western Florida Panhandle to Maine. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

43°F

6°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 41°F (5°C)
Visibility 7.00 mi
Last update 18 Jan 03:30 AM PST
Extended Forecast for

2 Miles NW Napa Co. Airport CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 64. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy dense fog between midnight and 4am. Otherwise, partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Dense
    Fog

  • M.L.King Day

    M.L.King Day: Patchy dense fog before 9am. Otherwise, sunny, with a high near 63. Calm wind becoming east around 5 mph in the afternoon.

    High: 63 °F

    Patchy Dense
    Fog then
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 9pm. Otherwise, mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 63.

    High: 63 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog between midnight and 2am. Otherwise, partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 44.

    Low: 44 °F

    Patchy Fog

Detailed Forecast

Overnight
Mostly cloudy, with a low around 42. Calm wind.
Sunday
Mostly sunny, with a high near 64. Calm wind becoming east southeast around 5 mph in the afternoon.
Sunday Night
Patchy dense fog between midnight and 4am. Otherwise, partly cloudy, with a low around 43. Calm wind.
M.L.King Day
Patchy dense fog before 9am. Otherwise, sunny, with a high near 63. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
Patchy fog after 9pm. Otherwise, mostly clear, with a low around 40. Calm wind.
Tuesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 63.
Tuesday Night
Patchy fog between midnight and 2am. Otherwise, partly cloudy, with a low around 41.
Wednesday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 61.
Wednesday Night
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 44.
Thursday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 60.
Thursday Night
Areas of fog. Otherwise, partly cloudy, with a low around 43.
Friday
Areas of fog. Otherwise, mostly sunny, with a high near 59.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 41.
Saturday
Areas of fog. Otherwise, partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Napa Co. Airport CA
 38.22°N 122.3°W (Elev. 3 ft)
Last Update:
12:26 am PST Jan 18, 2026
Forecast Valid:
3am PST Jan 18, 2026-6pm PST Jan 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation