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

82°F

28°C

Humidity 56%
Wind Speed S 6 mph
Barometer 29.95 in (1013.6 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 19 May 5:56 pm EDT
Extended Forecast for

New Canaan CT

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70. Southwest wind 5 to 10 mph.

    Low: 70 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm, mainly after 2pm. Increasing clouds, with a high near 90. West wind 7 to 13 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 54. Northwest wind 5 to 9 mph. Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 66. North wind 6 to 9 mph.

    High: 66 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48. Light north wind.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.

    Low: 47 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers. High near 58. Chance of precipitation is 80%.

    High: 58 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely. Cloudy, with a low around 48. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70. Southwest wind 5 to 10 mph.
Wednesday
Showers likely and possibly a thunderstorm, mainly after 2pm. Increasing clouds, with a high near 90. West wind 7 to 13 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 54. Northwest wind 5 to 9 mph. Chance of precipitation is 60%.
Thursday
Mostly cloudy, with a high near 66. North wind 6 to 9 mph.
Thursday Night
Mostly cloudy, with a low around 48. Light north wind.
Friday
Partly sunny, with a high near 66.
Friday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Saturday
Showers. High near 58. Chance of precipitation is 80%.
Saturday Night
Showers likely. Cloudy, with a low around 48. Chance of precipitation is 70%.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 63.
Sunday Night
A 50 percent chance of showers. Cloudy, with a low around 52.
Memorial Day
A 30 percent chance of showers. Mostly cloudy, with a high near 72.
Monday Night
Mostly cloudy, with a low around 55.
Tuesday
Partly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New Canaan CT
 41.16°N 73.51°W (Elev. 390 ft)
Last Update:
2:23 pm EDT May 19, 2026
Forecast Valid:
6pm EDT May 19, 2026-6pm EDT May 26, 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