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

White Plains - Westchester County Airport (KHPN)

Lat: 41.06°NLon: 73.7°WElev: 367ft.

A Few Clouds

70°F

21°C

Humidity 79%
Wind Speed NW 5 mph
Barometer 30.17 in (1021.0 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 5 Aug 7:56 am EDT
Extended Forecast for

3 Miles S New Canaan CT

  • Today

    Today: Mostly sunny, with a high near 85. Calm wind becoming south around 6 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 70. Light south wind.

    Low: 70 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 89. Heat index values as high as 100. Light southwest wind increasing to 5 to 9 mph in the morning.

    High: 89 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 72. South wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 2pm. Sunny, then becoming mostly cloudy during the afternoon, with a high near 90. Southwest wind 3 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Mostly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and midnight. Mostly cloudy, with a low around 70. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Showers
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 85. Calm wind becoming south around 6 mph in the afternoon.
Tonight
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 70. Light south wind.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 89. Heat index values as high as 100. Light southwest wind increasing to 5 to 9 mph in the morning.
Thursday Night
A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 72. South wind around 5 mph becoming calm in the evening.
Friday
Showers likely and possibly a thunderstorm after 2pm. Sunny, then becoming mostly cloudy during the afternoon, with a high near 90. Southwest wind 3 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and midnight. Mostly cloudy, with a low around 70. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 88.
Saturday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 71.
Sunday
Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 69.
Monday
Mostly sunny, with a high near 89.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 69.
Tuesday
A 40 percent chance of showers. Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S New Canaan CT
 41.1°N 73.49°W (Elev. 194 ft)
Last Update:
5:07 am EDT Aug 5, 2026
Forecast Valid:
8am EDT Aug 5, 2026-6pm EDT Aug 11, 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