National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

White Plains - Westchester County Airport (KHPN)

Lat: 41.06°NLon: 73.7°WElev: 367ft.

Mostly Cloudy

29°F

-2°C

Humidity 78%
Wind Speed NW 5 mph
Barometer 29.90 in (1013.6 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 6 Dec 3:56 am EST
Extended Forecast for

Cos Cob CT

  • Overnight

    Overnight: A 30 percent chance of light snow. Cloudy, with a steady temperature around 31. Calm wind.

    Low: 31 °F

    Chance Light
    Snow

  • Saturday

    Saturday: A 30 percent chance of light snow, mainly before 7am. Mostly cloudy, with a high near 40. Calm wind becoming west around 6 mph in the afternoon.

    High: 40 °F

    Chance Light
    Snow then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26. West wind 3 to 5 mph.

    Low: 26 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 40. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 40 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. Light west wind becoming northwest 8 to 13 mph in the evening. Winds could gust as high as 23 mph.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of light snow. Cloudy, with a steady temperature around 31. Calm wind.
Saturday
A 30 percent chance of light snow, mainly before 7am. Mostly cloudy, with a high near 40. Calm wind becoming west around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 26. West wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 40. Light and variable wind becoming south around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 24. Light west wind becoming northwest 8 to 13 mph in the evening. Winds could gust as high as 23 mph.
Monday
Mostly sunny, with a high near 30.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
Partly sunny, with a high near 35.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
A 40 percent chance of rain after 1pm. Cloudy, with a high near 45.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 33.
Thursday
A 30 percent chance of rain. Partly sunny, with a high near 41.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.
Friday
A chance of rain and snow. Partly sunny, with a high near 37. Chance of precipitation is 30%.
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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:
12:53 am EST Dec 6, 2025
Forecast Valid:
4am EST Dec 6, 2025-6pm EST Dec 12, 2025
 
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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