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Hazardous Weather Conditions

Current conditions at

White Plains - Westchester County Airport (KHPN)

Lat: 41.06°NLon: 73.7°WElev: 367ft.

Fair

75°F

24°C

Humidity 84%
Wind Speed Calm
Barometer 29.96 in (1013.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 9 Aug 1:56 am EDT
Extended Forecast for

Port Chester NY

Heat Advisory August 9, 10:00am until August 9, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 76. West wind around 5 mph.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 91. Heat index values as high as 97. Northwest wind 5 to 8 mph.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69. Northwest wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 92. Heat index values as high as 98. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 71. West wind around 7 mph. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 76. West wind around 5 mph.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 91. Heat index values as high as 97. Northwest wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 69. Northwest wind around 5 mph becoming calm in the evening.
Monday
A 40 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 92. Heat index values as high as 98. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Monday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 71. West wind around 7 mph. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
Partly sunny, with a high near 86.
Wednesday Night
A chance of thunderstorms before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.
Thursday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 86.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 65.
Friday
Mostly sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Chester NY
 41.01°N 73.66°W (Elev. 16 ft)
Last Update:
2:53 am EDT Aug 9, 2026
Forecast Valid:
2am EDT Aug 9, 2026-6pm EDT Aug 15, 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