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.

Fair

35°F

2°C

Humidity 37%
Wind Speed N 8 mph
Barometer 30.33 in (1027.8 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 1 Mar 6:56 pm EST
Extended Forecast for

Port Chester NY

  • Tonight

    Tonight: Mostly clear, with a low around 15. Wind chill values between 5 and 10. North wind 6 to 8 mph.

    Low: 15 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 30. Wind chill values between 10 and 20. North wind around 5 mph becoming light and variable in the morning.

    High: 30 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 23. South wind around 5 mph becoming calm in the evening.

    Low: 23 °F

    Mostly Clear

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all rain after 4pm. High near 39. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain. Low around 35. East wind around 6 mph becoming west after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain. Cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Cloudy, with a high near 54.

    High: 54 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 15. Wind chill values between 5 and 10. North wind 6 to 8 mph.
Monday
Mostly sunny, with a high near 30. Wind chill values between 10 and 20. North wind around 5 mph becoming light and variable in the morning.
Monday Night
Mostly clear, with a low around 23. South wind around 5 mph becoming calm in the evening.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 4pm. High near 39. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain. Low around 35. East wind around 6 mph becoming west after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 46.
Wednesday Night
A 50 percent chance of rain. Cloudy, with a low around 38.
Thursday
A 40 percent chance of rain. Cloudy, with a high near 54.
Thursday Night
A 50 percent chance of rain. Cloudy, with a low around 40.
Friday
A 40 percent chance of rain before 1pm. Cloudy, with a high near 46.
Friday Night
Cloudy, with a low around 38.
Saturday
Mostly cloudy, with a high near 57.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 44.
Sunday
Partly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Chester NY
 41.01°N 73.69°W (Elev. 161 ft)
Last Update:
6:17 pm EST Mar 1, 2026
Forecast Valid:
7pm EST Mar 1, 2026-6pm EDT Mar 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation