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.

Fair

74°F

23°C

Humidity 60%
Wind Speed S 6 mph
Barometer 30.04 in (1016.9 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 17 May 7:56 pm EDT
Extended Forecast for

Chappaqua NY

  • Tonight

    Tonight: Partly cloudy, with a low around 62. South wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 84. Southeast wind 5 to 9 mph.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. Southeast wind 3 to 7 mph.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 92. Southwest wind 5 to 11 mph.

    High: 92 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69. Southwest wind 6 to 8 mph.

    Low: 69 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm after 2pm. High near 86. Chance of precipitation is 80%.

    High: 86 °F

    Mostly Sunny
    then Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm. Low around 53. Chance of precipitation is 80%.

    Low: 53 °F

    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 62. South wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 84. Southeast wind 5 to 9 mph.
Monday Night
Mostly clear, with a low around 66. Southeast wind 3 to 7 mph.
Tuesday
Mostly sunny, with a high near 92. Southwest wind 5 to 11 mph.
Tuesday Night
Partly cloudy, with a low around 69. Southwest wind 6 to 8 mph.
Wednesday
Showers and possibly a thunderstorm after 2pm. High near 86. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm before 8pm. Low around 53. Chance of precipitation is 80%.
Thursday
Partly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Partly sunny, with a high near 66.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 49.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 63.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 53.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 69.
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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:
3:04 pm EDT May 17, 2026
Forecast Valid:
8pm EDT May 17, 2026-6pm EDT May 24, 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