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.

A Few Clouds

41°F

5°C

Humidity 60%
Wind Speed Calm
Barometer 29.97 in (1015.2 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 22 Mar 1:56 am EDT
Extended Forecast for

Old Greenwich CT

  • Overnight

    Overnight: Mostly cloudy, with a low around 39. Southeast wind around 8 mph.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers before 11am, then a chance of showers after 5pm. Mostly cloudy, with a high near 55. Southeast wind around 10 mph becoming southwest in the afternoon. Chance of precipitation is 30%.

    High: 55 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Rain. Low around 39. Northeast wind 7 to 10 mph becoming southeast in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Monday

    Monday: A 40 percent chance of rain before 2pm. Mostly cloudy, with a high near 46. North wind around 16 mph.

    High: 46 °F

    Chance Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 33. Northwest wind 13 to 16 mph.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 39. Southeast wind around 8 mph.
Sunday
A slight chance of showers before 11am, then a chance of showers after 5pm. Mostly cloudy, with a high near 55. Southeast wind around 10 mph becoming southwest in the afternoon. Chance of precipitation is 30%.
Sunday Night
Rain. Low around 39. Northeast wind 7 to 10 mph becoming southeast in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A 40 percent chance of rain before 2pm. Mostly cloudy, with a high near 46. North wind around 16 mph.
Monday Night
Mostly clear, with a low around 33. Northwest wind 13 to 16 mph.
Tuesday
Sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 38.
Thursday
A 30 percent chance of rain after 8am. Mostly cloudy, with a high near 51.
Thursday Night
Rain likely. Mostly cloudy, with a low around 43. Breezy. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 48. Breezy.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Old Greenwich CT
 41.03°N 73.54°W (Elev. 3 ft)
Last Update:
3:03 pm EDT Mar 21, 2026
Forecast Valid:
2am EDT Mar 22, 2026-6pm EDT Mar 28, 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