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.

Mostly Cloudy

32°F

0°C

Humidity 64%
Wind Speed E 5 mph
Barometer 30.12 in (1020.7 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 2 Dec 3:56 am EST
Extended Forecast for

Cos Cob CT

  • Overnight

    Overnight: A 20 percent chance of snow. Cloudy, with a steady temperature around 32. Northeast wind around 5 mph.

    Low: 32 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: A slight chance of snow before 7am, then rain. High near 43. North wind 6 to 11 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before 10pm. Cloudy during the early evening, then gradual clearing, with a low around 28. Wind chill values between 20 and 25. Northwest wind 9 to 11 mph, with gusts as high as 25 mph.

    Low: 28 °F

    Chance Rain
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 40. Wind chill values between 20 and 30. Northwest wind 6 to 9 mph.

    High: 40 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. West wind 3 to 8 mph.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 16.

    Low: 16 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow. Cloudy, with a steady temperature around 32. Northeast wind around 5 mph.
Tuesday
A slight chance of snow before 7am, then rain. High near 43. North wind 6 to 11 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday Night
A 30 percent chance of rain before 10pm. Cloudy during the early evening, then gradual clearing, with a low around 28. Wind chill values between 20 and 25. Northwest wind 9 to 11 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 40. Wind chill values between 20 and 30. Northwest wind 6 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 28. West wind 3 to 8 mph.
Thursday
Partly sunny, with a high near 41.
Thursday Night
Mostly clear, with a low around 16.
Friday
Mostly sunny, with a high near 33.
Friday Night
Mostly cloudy, with a low around 24.
Saturday
A 30 percent chance of light snow before 10am. Partly sunny, with a high near 41.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Partly sunny, with a high near 39.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cos Cob CT
 41.06°N 73.59°W (Elev. 108 ft)
Last Update:
1:30 am EST Dec 2, 2025
Forecast Valid:
4am EST Dec 2, 2025-6pm EST Dec 8, 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