High-Impact and Far-Reaching Winter Storm Continues; Cold Expands and Persists

A major winter storm will shift its impacts into the Northeast U.S. with heavy snow through tonight while over the Mid-Atlantic, sleet and freezing rain will diminish. Extremely cold air behind the storm will prolong dangerous travel and infrastructure impacts. Sub-zero low temperatures are expected nearly every morning from the Northern Plains through the Ohio Valley and into the Northeast. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

45°F

7°C

Humidity 87%
Wind Speed ENE 5 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 41°F (5°C)
Visibility 8.00 mi
Wind Chill42°F (6°C)
Last update 25 Jan 09:00 PM PST
Extended Forecast for

Napa Co. Airport CA

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 37. East northeast wind 5 to 8 mph.

    Low: 37 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 58. East wind 5 to 8 mph becoming south southeast in the afternoon.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38. Light east northeast wind.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55. East wind 5 to 8 mph.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly between 10pm and 4am.  Mostly cloudy, with a low around 43. Light and variable wind.

    Low: 43 °F

    Chance Rain

  • Wednesday

    Wednesday: A 20 percent chance of rain before 10am.  Partly sunny, with a high near 59.

    High: 59 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 4am.  Otherwise, partly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 41.

    Low: 41 °F

    Patchy Fog

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 37. East northeast wind 5 to 8 mph.
Monday
Sunny, with a high near 58. East wind 5 to 8 mph becoming south southeast in the afternoon.
Monday Night
Partly cloudy, with a low around 38. Light east northeast wind.
Tuesday
Partly sunny, with a high near 55. East wind 5 to 8 mph.
Tuesday Night
A 30 percent chance of rain, mainly between 10pm and 4am. Mostly cloudy, with a low around 43. Light and variable wind.
Wednesday
A 20 percent chance of rain before 10am. Partly sunny, with a high near 59.
Wednesday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 41.
Thursday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 61.
Thursday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 41.
Friday
Mostly cloudy, with a high near 60.
Friday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 42.
Saturday
Mostly cloudy, with a high near 60.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 44.
Sunday
A chance of rain. Partly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Napa Co. Airport CA
 38.2°N 122.29°W (Elev. 20 ft)
12:26 pm PST Jan 25, 2026
9pm PST Jan 25, 2026-6pm PST Feb 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database