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.

Fair

65°F

18°C

Humidity 87%
Wind Speed W 7 mph
Barometer 29.83 in (1009.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 14 Oct 6:56 am EDT
Extended Forecast for

Chappaqua NY

  • Today

    Today: Mostly sunny, with a high near 77. West wind 5 to 9 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 50. North wind 5 to 8 mph.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 63. North wind 3 to 8 mph.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers after 2am. Low around 49. Calm wind becoming southeast around 6 mph after midnight. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Mostly Clear
    then Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 5pm. High near 70. Southwest wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 77. West wind 5 to 9 mph.
Tonight
Partly cloudy, with a low around 50. North wind 5 to 8 mph.
Thursday
Sunny, with a high near 63. North wind 3 to 8 mph.
Thursday Night
Showers after 2am. Low around 49. Calm wind becoming southeast around 6 mph after midnight. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers, with thunderstorms also possible after 5pm. High near 70. Southwest wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 40 percent chance of showers before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 40.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 62.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chappaqua NY
 41.17°N 73.77°W (Elev. 545 ft)
Last Update:
1:52 am EDT Oct 14, 2026
Forecast Valid:
7am EDT Oct 14, 2026-6pm EDT Oct 20, 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