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.

Light Rain

56°F

13°C

Humidity 97%
Wind Speed E 8 mph
Barometer 30.30 in (1026.1 mb)
Dewpoint 55°F (13°C)
Visibility 2.50 mi
Last update 11 Oct 11:56 am EDT
Extended Forecast for

Cos Cob CT

  • This Afternoon

    This Afternoon: Rain. High near 63. East wind around 11 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 63 °F

    Rain

  • Tonight

    Tonight: Rain and thunderstorms before 2am, then a chance of rain. Low around 54. Northeast wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Rain then
    Chance Rain

  • Columbus Day

    Columbus Day: A slight chance of rain before 8am, then a slight chance of showers between 8am and 11am. Mostly cloudy through mid morning, then gradual clearing, with a high near 71. North wind around 9 mph. Chance of precipitation is 20%.

    High: 71 °F

    Slight Chance
    Rain then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. Light northwest wind.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70. Light and variable wind becoming south 5 to 8 mph in the morning.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
Rain. High near 63. East wind around 11 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain and thunderstorms before 2am, then a chance of rain. Low around 54. Northeast wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Columbus Day
A slight chance of rain before 8am, then a slight chance of showers between 8am and 11am. Mostly cloudy through mid morning, then gradual clearing, with a high near 71. North wind around 9 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 53. Light northwest wind.
Tuesday
Mostly sunny, with a high near 70. Light and variable wind becoming south 5 to 8 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 47.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 65.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 48.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cos Cob CT
 41.04°N 73.59°W (Elev. 89 ft)
Last Update:
11:12 am EDT Oct 11, 2026
Forecast Valid:
12pm EDT Oct 11, 2026-6pm EDT Oct 17, 2026
 
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