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.

Fog/Mist

64°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 29.83 in (1010.0 mb)
Dewpoint 64°F (18°C)
Visibility 0.75 mi
Last update 19 Jun 3:56 am EDT
Extended Forecast for

3 Miles ESE East Haddam CT

  • Juneteenth

    Juneteenth: A chance of thunderstorms after 5pm. Partly sunny, with a high near 88. Light southwest wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 30%.

    High: 88 °F

    Partly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 67. Southwest wind 7 to 11 mph.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 84. West wind around 10 mph.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. West wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 87. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

Detailed Forecast

Juneteenth
A chance of thunderstorms after 5pm. Partly sunny, with a high near 88. Light southwest wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 30%.
Tonight
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 67. Southwest wind 7 to 11 mph.
Friday
Sunny, with a high near 84. West wind around 10 mph.
Friday Night
Mostly clear, with a low around 63. West wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 87. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 67.
Sunday
Partly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 69.
Monday
Mostly sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 71.
Tuesday
Sunny, with a high near 96.
Tuesday Night
Mostly clear, with a low around 73.
Wednesday
Sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE East Haddam CT
 41.43°N 72.42°W (Elev. 98 ft)
Last Update:
7:33 pm EDT Jun 18, 2025
Forecast Valid:
4am EDT Jun 19, 2025-6pm EDT Jun 25, 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