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.

Mostly Cloudy

88°F

31°C

Humidity 46%
Wind Speed NW 8 mph
Barometer 29.90 in (1011.7 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 20 May 3:56 pm EDT
Extended Forecast for

Mamaroneck NY

Severe T-storm Watch until May 20, 09:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until May 20, 09:00pm

    NOW until 9:00pm Wed

    Severe T-storm Watch

  • This Afternoon

    High: 79 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms before 11pm, then a chance of showers. Some of the storms could be severe. Low around 54. Northwest wind 7 to 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Severe
    Thunderstorms
    then Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers before 2pm. Cloudy, with a high near 62. East wind 6 to 10 mph.

    High: 62 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 50. South wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Gradual
    Clearing

  • Friday

    Friday: Increasing clouds, with a high near 64. Northeast wind around 11 mph.

    High: 64 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A 30 percent chance of showers after 2am. Cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers, mainly after 8am. High near 57. Chance of precipitation is 80%.

    High: 57 °F

    Showers

  • Saturday Night

    Saturday Night: Showers. Low around 49. Chance of precipitation is 80%.

    Low: 49 °F

    Showers

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Some of the storms could be severe. Steady temperature around 79. Northwest wind 11 to 13 mph. Chance of precipitation is 80%.
Tonight
Showers and thunderstorms before 11pm, then a chance of showers. Some of the storms could be severe. Low around 54. Northwest wind 7 to 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 50 percent chance of showers before 2pm. Cloudy, with a high near 62. East wind 6 to 10 mph.
Thursday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 50. South wind around 5 mph becoming calm in the evening.
Friday
Increasing clouds, with a high near 64. Northeast wind around 11 mph.
Friday Night
A 30 percent chance of showers after 2am. Cloudy, with a low around 49.
Saturday
Showers, mainly after 8am. High near 57. Chance of precipitation is 80%.
Saturday Night
Showers. Low around 49. Chance of precipitation is 80%.
Sunday
Showers likely, mainly before 2pm. Cloudy, with a high near 64. Chance of precipitation is 60%.
Sunday Night
A 40 percent chance of showers. Cloudy, with a low around 54.
Memorial Day
A 40 percent chance of showers. Mostly cloudy, with a high near 73.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 57.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 79.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
Partly sunny, with a high near 82.
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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:
2:26 pm EDT May 20, 2026
Forecast Valid:
4pm EDT May 20, 2026-6pm EDT May 27, 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