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.

Overcast

76°F

24°C

Humidity 77%
Wind Speed S 6 mph
Barometer 30.11 in (1019.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 17 Sep 4:56 pm EDT
Extended Forecast for

Mamaroneck NY

  • This Afternoon

    This Afternoon: Scattered showers. Mostly cloudy, with a high near 81. South wind around 10 mph. Chance of precipitation is 30%.

    High: 81 °F

    Scattered
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 68. South wind around 7 mph becoming west after midnight. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 79. North wind 7 to 10 mph.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Clear during the early evening, then becoming mostly cloudy, with a low around 56. North wind 8 to 10 mph.

    Low: 56 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69. East wind 6 to 9 mph.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers, mainly after 10am. High near 68. Chance of precipitation is 80%.

    High: 68 °F

    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 2am. Low around 60. Chance of precipitation is 80%.

    Low: 60 °F

    Showers

  • Monday

    Monday: A 40 percent chance of showers. Mostly cloudy, with a high near 68.

    High: 68 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Scattered showers. Mostly cloudy, with a high near 81. South wind around 10 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 68. South wind around 7 mph becoming west after midnight. Chance of precipitation is 40%.
Friday
Sunny, with a high near 79. North wind 7 to 10 mph.
Friday Night
Clear during the early evening, then becoming mostly cloudy, with a low around 56. North wind 8 to 10 mph.
Saturday
Mostly sunny, with a high near 69. East wind 6 to 9 mph.
Saturday Night
Mostly cloudy, with a low around 60.
Sunday
Showers, mainly after 10am. High near 68. Chance of precipitation is 80%.
Sunday Night
Showers, mainly before 2am. Low around 60. Chance of precipitation is 80%.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 68.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 56.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 61.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
Partly sunny, with a high near 62.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 53.
Thursday
A chance of showers. Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mamaroneck NY
 40.95°N 73.73°W (Elev. 7 ft)
Last Update:
2:41 pm EDT Sep 17, 2026
Forecast Valid:
5pm EDT Sep 17, 2026-6pm EDT Sep 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