National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lingering Winter Weather in Interior New England; Snow Squalls Developing Downwind of the Lower Great Lakes

A wintry mix will continue in interior New England through tonight as a coastal storm quickly passes to the east. Heavy snow is expected in northern Maine, with a coating of ice expected for much of interior New England. Behind this storm system, lake effect snow and snow squalls will develop from the Ohio Valley to interior New England through Monday. 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 93%
Wind Speed N 4 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 11 Jan 08:35 PM PST
Extended Forecast for

2 Miles NNW Napa CA

Cold Weather Advisory January 12, 01:00am until January 12, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 59. Light and variable wind.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, sunny, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 36. Calm wind.
Monday
Sunny, with a high near 59. Light and variable wind.
Monday Night
Mostly clear, with a low around 39. Calm wind.
Tuesday
Sunny, with a high near 62. Calm wind becoming east northeast around 5 mph in the afternoon.
Tuesday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 39. Calm wind.
Wednesday
Patchy fog before 9am. Otherwise, sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Sunny, with a high near 63.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 43.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Napa CA
 38.31°N 122.32°W (Elev. 98 ft)
Last Update:
8:17 pm PST Jan 11, 2026
Forecast Valid:
8pm PST Jan 11, 2026-6pm PST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation