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.

Fair

65°F

18°C

Humidity 37%
Wind Speed SW 12 G 20 mph
Barometer 30.11 in (1019.4 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 30 Mar 12:56 pm EDT
Extended Forecast for

Old Greenwich CT

  • This Afternoon

    This Afternoon: A 20 percent chance of showers after 2pm. Partly sunny, with a high near 59. Breezy, with a southwest wind around 20 mph.

    High: 59 °F

    Slight Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Showers likely, mainly after 5am. Mostly cloudy, with a low around 52. Southwest wind 14 to 16 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 65. Southwest wind 14 to 16 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 58. Southwest wind 16 to 18 mph.

    Low: 58 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 5pm. Partly sunny, with a high near 72. Southwest wind 15 to 18 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Showers
    Likely

  • Thursday

    Thursday: A 40 percent chance of showers before 2pm. Mostly cloudy, with a high near 50. Breezy.

    High: 50 °F

    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A 40 percent chance of rain. Cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

  • Friday

    Friday: A 30 percent chance of rain after 2pm. Mostly cloudy, with a high near 61.

    High: 61 °F

    Cloudy then
    Chance Rain

Detailed Forecast

This Afternoon
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 59. Breezy, with a southwest wind around 20 mph.
Tonight
Showers likely, mainly after 5am. Mostly cloudy, with a low around 52. Southwest wind 14 to 16 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 65. Southwest wind 14 to 16 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Mostly cloudy, with a low around 58. Southwest wind 16 to 18 mph.
Wednesday
Showers likely, with thunderstorms also possible after 5pm. Partly sunny, with a high near 72. Southwest wind 15 to 18 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 40 percent chance of showers before 2pm. Mostly cloudy, with a high near 50. Breezy.
Thursday Night
A 40 percent chance of rain. Cloudy, with a low around 44.
Friday
A 30 percent chance of rain after 2pm. Mostly cloudy, with a high near 61.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 51.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 62.
Saturday Night
A 50 percent chance of rain. Cloudy, with a low around 47.
Sunday
A 50 percent chance of rain. Mostly cloudy, with a high near 60.
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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:
5:34 am EDT Mar 30, 2026
Forecast Valid:
1pm EDT Mar 30, 2026-6pm EDT Apr 5, 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