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

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Mist

46°F

8°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 46°F (8°C)
Visibility 6.00 mi
Last update 22 Jan 01:00 AM PST
Extended Forecast for

5 Miles NE Yountville CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62. Light and variable wind.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59. North northeast wind around 5 mph.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45. North wind 5 to 14 mph, with gusts as high as 29 mph.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Saturday Night

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

    Low: 42 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 48. Calm wind.
Thursday
Mostly sunny, with a high near 62. Light and variable wind.
Thursday Night
Mostly clear, with a low around 45. Calm wind.
Friday
Sunny, with a high near 59. North northeast wind around 5 mph.
Friday Night
Mostly clear, with a low around 45. North wind 5 to 14 mph, with gusts as high as 29 mph.
Saturday
Sunny, with a high near 58.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Partly sunny, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Partly sunny, with a high near 56.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 48.
Wednesday
A chance of rain. Mostly cloudy, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Yountville CA
 38.45°N 122.3°W (Elev. 1207 ft)
Last Update:
1:13 am PST Jan 22, 2026
Forecast Valid:
1am PST Jan 22, 2026-6pm PST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation