National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

70°F

21°C

Humidity 79%
Wind Speed W 8 mph
Barometer 29.95 in (1014.1 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 20 Jun 9:56 pm EDT
Extended Forecast for

Centerbrook CT

Extreme Heat Watch June 22, 12:00pm until June 24, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Tonight

    Tonight: Partly cloudy, with a low around 64. West wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 84. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Heat index values as high as 96. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 89 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73. West wind around 6 mph becoming calm in the evening.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 98.

    High: 98 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 64. West wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 84. Calm wind becoming southwest around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm in the evening.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Heat index values as high as 96. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 73. West wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 72.
Tuesday
Sunny, with a high near 98.
Tuesday Night
Mostly clear, with a low around 73.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Partly sunny, with a high near 80.
Thursday Night
Mostly cloudy, with a low around 63.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Centerbrook CT
 41.36°N 72.4°W (Elev. 92 ft)
Last Update:
9:01 pm EDT Jun 20, 2025
Forecast Valid:
10pm EDT Jun 20, 2025-6pm EDT Jun 27, 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