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.

Mostly Cloudy

4°C

39°F

Humidity 70%
Wind Speed E 22 G 31 km/h
Barometer 1027.7 mb (30.33 in)
Dewpoint -1°C (30°F)
Visibility 16 km
Wind Chill-1°C (31°F)
Last update 15 Mar 6:56 pm EDT
Extended Forecast for

Chappaqua NY

  • Tonight

    Tonight: Showers, with thunderstorms also possible after 5am. Temperature rising to around 9 by 5am. Southeast wind 16 to 21 km/h, with gusts as high as 39 km/h. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 cm possible.

    Low: 6 °C⇑

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 16. South wind 21 to 27 km/h, with gusts as high as 60 km/h. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 cm possible.

    High: 16 °C

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 1. Breezy, with a south wind 26 to 34 km/h becoming west after midnight. Winds could gust as high as 70 km/h. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 cm possible.

    Low: 1 °C

    Showers and
    Breezy

  • Tuesday

    Tuesday: A 30 percent chance of showers before 8am. Increasing clouds, with a high near 5. Wind chill values between -5 and zero. West wind 23 to 26 km/h, with gusts as high as 50 km/h.

    High: 5 °C

    Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around -5. West wind 14 to 21 km/h, with gusts as high as 39 km/h.

    Low: -5 °C

    Partly Cloudy

  • Wednesday

    Wednesday: Increasing clouds, with a high near 4.

    High: 4 °C

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around -3.

    Low: -3 °C

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 7.

    High: 7 °C

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 0.

    Low: 0 °C

    Mostly Cloudy

Detailed Forecast

Tonight
Showers, with thunderstorms also possible after 5am. Temperature rising to around 9 by 5am. Southeast wind 16 to 21 km/h, with gusts as high as 39 km/h. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 cm possible.
Monday
Showers and possibly a thunderstorm. High near 16. South wind 21 to 27 km/h, with gusts as high as 60 km/h. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 cm possible.
Monday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 1. Breezy, with a south wind 26 to 34 km/h becoming west after midnight. Winds could gust as high as 70 km/h. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 cm possible.
Tuesday
A 30 percent chance of showers before 8am. Increasing clouds, with a high near 5. Wind chill values between -5 and zero. West wind 23 to 26 km/h, with gusts as high as 50 km/h.
Tuesday Night
Partly cloudy, with a low around -5. West wind 14 to 21 km/h, with gusts as high as 39 km/h.
Wednesday
Increasing clouds, with a high near 4.
Wednesday Night
Mostly cloudy, with a low around -3.
Thursday
Partly sunny, with a high near 7.
Thursday Night
Mostly cloudy, with a low around 0.
Friday
Mostly sunny, with a high near 11.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 2.
Saturday
A 40 percent chance of rain. Mostly cloudy, with a high near 11.
Saturday Night
Mostly cloudy, with a low around 1.
Sunday
Mostly sunny, with a high near 8.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chappaqua NY
 41.17°N 73.77°W (Elev. 545 m)
Last Update:
2:22 pm EDT Mar 15, 2026
Forecast Valid:
7pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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