Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Northern Plains and Upper Midwest

Dangerous heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms will produce damaging winds and heavy rainfall over portions of the northern/central Plains into the mid/upper-Mississippi Valleys today. Read More >

Current conditions at

White Plains - Westchester County Airport (KHPN)

Lat: 41.06°NLon: 73.7°WElev: 367ft.

Partly Cloudy

70°F

21°C

Humidity 97%
Wind Speed Calm
Barometer 29.85 in (1010.4 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 30 Jul 6:56 pm EDT
Extended Forecast for

New Canaan CT

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 8pm.  Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 61. Light northwest wind.

    Low: 61 °F

    Chance
    Showers then
    Patchy Fog

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 82. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 67. South wind 5 to 7 mph.

    Low: 67 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 81.

    High: 81 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers likely, mainly after 2am.  Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 80. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely then
    Chance
    Showers

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms before 8pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 61. Light northwest wind.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 82. Light and variable wind becoming west around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 64. Calm wind.
Saturday
Mostly sunny, with a high near 84. Calm wind becoming south 5 to 7 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 67. South wind 5 to 7 mph.
Sunday
Mostly cloudy, with a high near 81.
Sunday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Monday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
New Canaan CT
 41.16°N 73.51°W (Elev. 390 ft)
3:41 pm EDT Jul 30, 2026
7pm EDT Jul 30, 2026-6pm EDT Aug 6, 2026
 
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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