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

19°F

-7°C

Humidity 41%
Wind Speed NW 6 mph
Barometer 30.28 in (1026.4 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 8 Dec 8:56 pm EST
Extended Forecast for

Cos Cob CT

  • Tonight

    Tonight: Partly cloudy, with a low around 13. Wind chill values between 5 and 10. North wind 7 to 11 mph.

    Low: 13 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 34. Wind chill values between 15 and 25. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 34 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain and snow before 10am, then rain likely. Mostly cloudy, with a high near 44. Wind chill values between 25 and 35. South wind 7 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 44 °F

    Chance
    Rain/Snow
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 32. Southwest wind 9 to 11 mph, with gusts as high as 26 mph.

    Low: 32 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 13. Wind chill values between 5 and 10. North wind 7 to 11 mph.
Tuesday
Increasing clouds, with a high near 34. Wind chill values between 15 and 25. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 30. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.
Wednesday
A chance of rain and snow before 10am, then rain likely. Mostly cloudy, with a high near 44. Wind chill values between 25 and 35. South wind 7 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday Night
A 40 percent chance of rain before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 32. Southwest wind 9 to 11 mph, with gusts as high as 26 mph.
Thursday
Mostly sunny, with a high near 40.
Thursday Night
Partly cloudy, with a low around 24.
Friday
Mostly sunny, with a high near 36.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 36.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Mostly clear, with a low around 17.
Monday
Mostly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cos Cob CT
 41.06°N 73.56°W (Elev. 141 ft)
Last Update:
6:30 pm EST Dec 8, 2025
Forecast Valid:
9pm EST Dec 8, 2025-6pm EST Dec 15, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation