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.

Fog/Mist

71°F

22°C

Humidity 96%
Wind Speed Calm
Barometer 30.01 in (1015.4 mb)
Dewpoint 70°F (21°C)
Visibility 6.00 mi
Last update 8 Aug 3:56 am EDT
Extended Forecast for

New Canaan CT

Heat Advisory August 8, 04:09am until August 8, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 8, 04:09am until August 8, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Today

    High: 89 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 72. West wind 3 to 6 mph.

    Low: 72 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 89. West wind 5 to 9 mph.

    High: 89 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. Northwest wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    Showers

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 89. Heat index values as high as 96. Light west wind increasing to 5 to 9 mph in the morning.
Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 72. West wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 89. West wind 5 to 9 mph.
Sunday Night
Mostly clear, with a low around 66. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 89. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 71.
Tuesday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 88.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 66.
Wednesday
Partly sunny, with a high near 84.
Wednesday Night
A chance of showers between 8pm and 2am. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 84.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 64.
Friday
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Canaan CT
 41.14°N 73.48°W (Elev. 299 ft)
Last Update:
2:28 am EDT Aug 8, 2026
Forecast Valid:
4am EDT Aug 8, 2026-6pm EDT Aug 14, 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