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

65°F

18°C

Humidity 97%
Wind Speed SE 5 mph
Barometer 30.02 in (1016.3 mb)
Dewpoint 64°F (18°C)
Visibility 0.50 mi
Last update 17 Jun 4:56 pm EDT
Extended Forecast for

New Canaan CT

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 2am. Patchy fog. Otherwise, cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Cloudy, with a high near 75. South wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 68. South wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Juneteenth

    Juneteenth: A 40 percent chance of showers and thunderstorms after 2pm. Some of the storms could be severe. Mostly sunny, with a high near 91. Heat index values as high as 99. Southwest wind 6 to 13 mph.

    High: 91 °F

    Mostly Sunny
    then Severe
    Thunderstorms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 2am. Some of the storms could be severe. Mostly cloudy, with a low around 65. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Severe
    Thunderstorms
    then Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of showers, with thunderstorms also possible after 2am. Patchy fog. Otherwise, cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.
Wednesday
Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Cloudy, with a high near 75. South wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 68. South wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Juneteenth
A 40 percent chance of showers and thunderstorms after 2pm. Some of the storms could be severe. Mostly sunny, with a high near 91. Heat index values as high as 99. Southwest wind 6 to 13 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms before 2am. Some of the storms could be severe. Mostly cloudy, with a low around 65. West wind around 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 63.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Mostly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 71.
Monday
Sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New Canaan CT
 41.14°N 73.48°W (Elev. 299 ft)
Last Update:
3:10 pm EDT Jun 17, 2025
Forecast Valid:
6pm EDT Jun 17, 2025-6pm EDT Jun 24, 2025
 
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