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

Hazardous Weather Conditions

Current conditions at

White Plains - Westchester County Airport (KHPN)

Lat: 41.06°NLon: 73.7°WElev: 367ft.

Overcast

32°F

0°C

Humidity 88%
Wind Speed Vrbl 3 mph
Barometer 30.01 in (1016.9 mb)
Dewpoint 29°F (-2°C)
Visibility 7.00 mi
Last update 17 Jan 3:56 pm EST
Extended Forecast for

New Canaan CT

Winter Weather Advisory January 18, 07:00am until January 18, 08:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after 4am. Mostly cloudy, with a steady temperature around 31. Southwest wind around 6 mph becoming calm in the evening.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Periods of snow, mainly after 7am. High near 33. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 20. North wind around 6 mph.

    Low: 20 °F

    Chance Snow

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 31. Wind chill values between 15 and 20. Southwest wind 6 to 13 mph.

    High: 31 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 14. West wind around 10 mph, with gusts as high as 21 mph.

    Low: 14 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 22.

    High: 22 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 10.

    Low: 10 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow, mainly after 4am. Mostly cloudy, with a steady temperature around 31. Southwest wind around 6 mph becoming calm in the evening.
Sunday
Periods of snow, mainly after 7am. High near 33. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
A 30 percent chance of snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 20. North wind around 6 mph.
M.L.King Day
Mostly sunny, with a high near 31. Wind chill values between 15 and 20. Southwest wind 6 to 13 mph.
Monday Night
Partly cloudy, with a low around 14. West wind around 10 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 22.
Tuesday Night
Mostly clear, with a low around 10.
Wednesday
Mostly sunny, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 25.
Thursday
Partly sunny, with a high near 35.
Thursday Night
Partly cloudy, with a low around 17.
Friday
Mostly sunny, with a high near 29.
Friday Night
Partly cloudy, with a low around 19.
Saturday
Partly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Canaan CT
 41.16°N 73.51°W (Elev. 390 ft)
Last Update:
3:18 pm EST Jan 17, 2026
Forecast Valid:
4pm EST Jan 17, 2026-6pm EST Jan 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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