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

80°F

27°C

Humidity 52%
Wind Speed S 13 mph
Barometer 30.10 in (1018.8 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 18 May 5:56 pm EDT
Extended Forecast for

Mamaroneck NY

  • Tonight

    Tonight: Mostly clear, with a low around 66. South wind 8 to 13 mph becoming light in the evening.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91. Southwest wind 6 to 14 mph.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71. Southwest wind 7 to 10 mph.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 87. Southwest wind 9 to 14 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Mostly Sunny
    then Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 56. North wind around 11 mph. Chance of precipitation is 80%.

    Low: 56 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 66. South wind 8 to 13 mph becoming light in the evening.
Tuesday
Mostly sunny, with a high near 91. Southwest wind 6 to 14 mph.
Tuesday Night
Partly cloudy, with a low around 71. Southwest wind 7 to 10 mph.
Wednesday
A chance of showers and thunderstorms between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 87. Southwest wind 9 to 14 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 56. North wind around 11 mph. Chance of precipitation is 80%.
Thursday
Partly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 68.
Friday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Saturday
Showers likely. Cloudy, with a high near 61. Chance of precipitation is 70%.
Saturday Night
Showers likely. Cloudy, with a low around 52. Chance of precipitation is 70%.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 66.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 54.
Memorial Day
A 30 percent chance of showers. Mostly cloudy, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mamaroneck NY
 40.95°N 73.73°W (Elev. 7 ft)
Last Update:
3:16 pm EDT May 18, 2026
Forecast Valid:
6pm EDT May 18, 2026-6pm EDT May 25, 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