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.

Mostly Cloudy

54°F

12°C

Humidity 83%
Wind Speed SE 13 mph
Barometer 29.96 in (1014.5 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 18 Apr 7:56 pm EDT
Extended Forecast for

New Canaan CT

Coastal Flood Advisory April 18, 11:00pm until April 19, 02:00am
Click here for hazard details and duration
...

  • Tonight

    Tonight: A 30 percent chance of showers after 5am. Patchy fog after 2am. Otherwise, cloudy, with a low around 47. Southeast wind 6 to 8 mph.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers, mainly after 8am. Patchy fog before 8am. High near 54. Light and variable wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. West wind around 6 mph.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers. Mostly sunny, with a high near 50. Northwest wind 9 to 11 mph.

    High: 50 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 30. Northwest wind around 8 mph.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 39.

    Low: 39 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 60.

    High: 60 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers after 5am. Patchy fog after 2am. Otherwise, cloudy, with a low around 47. Southeast wind 6 to 8 mph.
Sunday
Showers, mainly after 8am. Patchy fog before 8am. High near 54. Light and variable wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Mostly clear, with a low around 36. West wind around 6 mph.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 50. Northwest wind 9 to 11 mph.
Monday Night
Mostly clear, with a low around 30. Northwest wind around 8 mph.
Tuesday
Sunny, with a high near 52.
Tuesday Night
Increasing clouds, with a low around 39.
Wednesday
Mostly cloudy, with a high near 60.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 46.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 62.
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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:
6:34 pm EDT Apr 18, 2026
Forecast Valid:
8pm EDT Apr 18, 2026-6pm EDT Apr 25, 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