National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

White Plains - Westchester County Airport (KHPN)

Lat: 41.06°NLon: 73.7°WElev: 367ft.

Mostly Cloudy

79°F

26°C

Humidity 74%
Wind Speed S 12 G 24 mph
Barometer 29.96 in (1013.9 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 2 Aug 11:56 am EDT
Extended Forecast for

Old Greenwich CT

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 84. South wind 11 to 13 mph.

    High: 84 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Cloudy, with a low around 73. Southeast wind 8 to 11 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Showers
    Likely

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 82. Southwest wind 9 to 11 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Showers

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 69. Southwest wind around 6 mph becoming north after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. North wind around 6 mph becoming southeast in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 70.

    Low: 70 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers. Partly sunny, with a high near 85.

    High: 85 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 84. South wind 11 to 13 mph.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Cloudy, with a low around 73. Southeast wind 8 to 11 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and possibly a thunderstorm. High near 82. Southwest wind 9 to 11 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 69. Southwest wind around 6 mph becoming north after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Mostly sunny, with a high near 84. North wind around 6 mph becoming southeast in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 70.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 85.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 72.
Thursday
A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 84.
Thursday Night
A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 73.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Saturday
A 40 percent chance of showers. Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Old Greenwich CT
 41.02°N 73.57°W (Elev. 0 ft)
Last Update:
7:44 am EDT Aug 2, 2026
Forecast Valid:
12pm EDT Aug 2, 2026-6pm EDT Aug 8, 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