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 87%
Wind Speed S 3 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 21 Jun 7:56 pm EDT
Extended Forecast for

2 Miles ESE Essex CT

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

  • Tonight

    Tonight: Mostly cloudy, with a low around 68. Light south wind.

    Low: 68 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 91. Heat index values as high as 97. Southwest wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 91 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. West wind around 6 mph becoming calm in the evening.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 92. Heat index values as high as 99. Calm wind becoming south around 6 mph in the afternoon.

    High: 92 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 97.

    High: 97 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 68. Light south wind.
Sunday
Partly sunny, with a high near 91. Heat index values as high as 97. Southwest wind 7 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 74. West wind around 6 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 92. Heat index values as high as 99. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 70. Calm wind.
Tuesday
Sunny, with a high near 97.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Mostly cloudy, with a low around 66.
Thursday
Partly sunny, with a high near 80.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 63.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 75.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 63.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Essex CT
 41.36°N 72.37°W (Elev. 7 ft)
Last Update:
6:40 pm EDT Jun 21, 2025
Forecast Valid:
8pm EDT Jun 21, 2025-6pm EDT Jun 28, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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