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.

Light Rain Fog/Mist

71°F

22°C

Humidity 96%
Wind Speed Calm
Barometer 30.07 in (1017.9 mb)
Dewpoint 70°F (21°C)
Visibility 6.00 mi
Last update 14 Jul 9:56 pm EDT
Extended Forecast for

Old Greenwich CT

Flood Watch July 14, 10:00pm until July 15, 12:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 14, 10:00pm until July 15, 12:00am

    NOW until 12:00am Tue

    Flood Watch

  • Tonight

    Low: 74 °F

    Heavy Rain
    and Patchy
    Fog

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly before 5pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 83. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 83 °F

    Chance
    T-storms and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 72. South wind around 6 mph becoming calm in the evening.

    Low: 72 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Patchy fog before 11am. Otherwise, partly sunny, with a high near 89. Heat index values as high as 98. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 40%.

    High: 89 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Southwest wind 5 to 7 mph.

    Low: 73 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 40%.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 11pm. Some of the storms could produce heavy rainfall. Patchy fog after midnight. Otherwise, mostly cloudy, with a steady temperature around 74. Light southwest wind. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly before 5pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 83. Calm wind becoming southeast around 6 mph in the afternoon.
Tuesday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 72. South wind around 6 mph becoming calm in the evening.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Patchy fog before 11am. Otherwise, partly sunny, with a high near 89. Heat index values as high as 98. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 40%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Southwest wind 5 to 7 mph.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 40%.
Thursday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 30%.
Friday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Monday
A 30 percent chance of showers. Mostly sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Old Greenwich CT
 41.04°N 73.56°W (Elev. 66 ft)
Last Update:
2:29 pm EDT Jul 14, 2025
Forecast Valid:
10pm EDT Jul 14, 2025-6pm EDT Jul 21, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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