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.

Partly Cloudy

72°F

22°C

Humidity 87%
Wind Speed N 10 mph
Barometer 29.95 in (1013.6 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 20 May 6:56 pm EDT
Extended Forecast for

Old Greenwich CT

Severe T-storm Watch until May 20, 09:00pm
Click here for hazard details and duration
...
  •  
    Severe T-storm Watch until May 20, 09:00pm

    NOW until 9:00pm Wed

    Severe T-storm Watch

  • Tonight

    Low: 54 °F

    Severe
    Thunderstorms
    then Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers before 2pm. Cloudy, with a high near 62. North wind 6 to 10 mph becoming east in the afternoon.

    High: 62 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 50. Calm wind becoming northeast around 5 mph after midnight.

    Low: 50 °F

    Gradual
    Clearing

  • Friday

    Friday: Increasing clouds, with a high near 63. Northeast wind 11 to 13 mph.

    High: 63 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A 30 percent chance of showers after 2am. Cloudy, with a low around 50. East wind 5 to 8 mph.

    Low: 50 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers, mainly after 8am. Steady temperature around 54. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers

  • Saturday Night

    Saturday Night: Showers. Low around 50. Breezy. Chance of precipitation is 80%.

    Low: 50 °F

    Showers and
    Breezy

  • Sunday

    Sunday: Showers likely, mainly before 2pm. Cloudy, with a high near 60. Breezy. Chance of precipitation is 70%.

    High: 60 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Tonight
Showers and thunderstorms before 11pm, then a chance of showers. Some of the storms could be severe. Low around 54. North wind 7 to 9 mph. Chance of precipitation is 80%.
Thursday
A 50 percent chance of showers before 2pm. Cloudy, with a high near 62. North wind 6 to 10 mph becoming east in the afternoon.
Thursday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 50. Calm wind becoming northeast around 5 mph after midnight.
Friday
Increasing clouds, with a high near 63. Northeast wind 11 to 13 mph.
Friday Night
A 30 percent chance of showers after 2am. Cloudy, with a low around 50. East wind 5 to 8 mph.
Saturday
Showers, mainly after 8am. Steady temperature around 54. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Showers. Low around 50. Breezy. Chance of precipitation is 80%.
Sunday
Showers likely, mainly before 2pm. Cloudy, with a high near 60. Breezy. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of showers. Cloudy, with a low around 53.
Memorial Day
A 40 percent chance of showers before 2pm. Mostly cloudy, with a high near 67.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 71.
Tuesday Night
Mostly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 73.
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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:
2:26 pm EDT May 20, 2026
Forecast Valid:
7pm EDT May 20, 2026-6pm EDT May 27, 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