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

52°F

11°C

Humidity 54%
Wind Speed S 13 G 23 mph
Barometer 29.88 in (1012.3 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 20 Mar 2:56 pm EDT
Extended Forecast for

Old Greenwich CT

  • This Afternoon

    This Afternoon: Showers likely, mainly after 5pm. Cloudy, with a high near 51. South wind around 16 mph. Chance of precipitation is 60%.

    High: 51 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm before midnight, then showers likely. Patchy fog after 3am. Low around 42. South wind 9 to 16 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 42 °F

    Showers then
    Showers
    Likely and
    Patchy Fog

  • Saturday

    Saturday: Mostly sunny, with a high near 55. North wind 11 to 14 mph.

    High: 55 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 40. North wind around 6 mph becoming southeast after midnight.

    Low: 40 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 30 percent chance of rain after 2pm. Mostly cloudy, with a high near 57. South wind 8 to 14 mph.

    High: 57 °F

    Mostly Cloudy
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 8pm. Cloudy, with a low around 41. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Rain Likely

  • Monday

    Monday: A 40 percent chance of rain before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 48.

    High: 48 °F

    Chance Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

Detailed Forecast

This Afternoon
Showers likely, mainly after 5pm. Cloudy, with a high near 51. South wind around 16 mph. Chance of precipitation is 60%.
Tonight
Showers and possibly a thunderstorm before midnight, then showers likely. Patchy fog after 3am. Low around 42. South wind 9 to 16 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 55. North wind 11 to 14 mph.
Saturday Night
Increasing clouds, with a low around 40. North wind around 6 mph becoming southeast after midnight.
Sunday
A 30 percent chance of rain after 2pm. Mostly cloudy, with a high near 57. South wind 8 to 14 mph.
Sunday Night
Rain likely, mainly after 8pm. Cloudy, with a low around 41. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A 40 percent chance of rain before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 48.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 48.
Wednesday Night
Partly cloudy, with a low around 34. Breezy.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 39. Breezy.
Friday
A chance of rain. Partly sunny, with a high near 49. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Old Greenwich CT
 41.03°N 73.54°W (Elev. 3 ft)
Last Update:
3:15 pm EDT Mar 20, 2026
Forecast Valid:
3pm EDT Mar 20, 2026-6pm EDT Mar 27, 2026
 
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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