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

76°F

24°C

Humidity 52%
Wind Speed NW 7 G 16 mph
Barometer 29.98 in (1014.6 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 25 Aug 2:56 pm EDT
Extended Forecast for

Old Greenwich CT

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. West wind around 8 mph.

    High: 79 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 61. Northwest wind 3 to 6 mph.

    Low: 61 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, sunny, with a high near 82. Northwest wind around 6 mph becoming southwest in the afternoon.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66. South wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 80. Light south wind increasing to 8 to 13 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 2am, then showers likely. Low around 66. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers

  • Friday

    Friday: Showers likely before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. West wind around 8 mph.
Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 61. Northwest wind 3 to 6 mph.
Wednesday
Patchy fog before 8am. Otherwise, sunny, with a high near 82. Northwest wind around 6 mph becoming southwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 66. South wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 80. Light south wind increasing to 8 to 13 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 66. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Friday Night
Showers likely before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Old Greenwich CT
 41.04°N 73.56°W (Elev. 66 ft)
Last Update:
3:10 pm EDT Aug 25, 2026
Forecast Valid:
3pm EDT Aug 25, 2026-6pm EDT Sep 1, 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