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.

Partly Cloudy

79°F

26°C

Humidity 77%
Wind Speed SE 9 mph
Barometer 30.05 in (1017.0 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 13 Jul 6:56 pm EDT
Extended Forecast for

Port Chester NY

  • Tonight

    Tonight: Patchy drizzle after 5am. Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 71. Southeast wind 3 to 8 mph.

    Low: 71 °F

    Patchy Fog
    then Patchy
    Drizzle and
    Patchy Fog

  • Monday

    Monday: Patchy drizzle, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 86. South wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Patchy
    Drizzle then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 72. South wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    T-storms
    Likely

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%.

    High: 86 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 92.

    High: 92 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Patchy drizzle after 5am. Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 71. Southeast wind 3 to 8 mph.
Monday
Patchy drizzle, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 86. South wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 72. South wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Wednesday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 89.
Wednesday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 75.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 92.
Thursday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 75.
Friday
A 40 percent chance of showers after 2pm. Partly sunny, with a high near 93.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 72.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 88.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 70.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Chester NY
 41.03°N 73.65°W (Elev. 108 ft)
Last Update:
5:47 pm EDT Jul 13, 2025
Forecast Valid:
7pm EDT Jul 13, 2025-6pm EDT Jul 20, 2025
 
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