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.

A Few Clouds

77°F

25°C

Humidity 47%
Wind Speed W 9 mph
Barometer 29.61 in (1002.6 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 19 Jun 5:56 pm EDT
Extended Forecast for

3 Miles ENE Ledyard CT

  • Tonight

    Tonight: Mostly clear, with a low around 61. West wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers after 2pm. Increasing clouds, with a high near 79. West wind 13 to 16 mph, with gusts as high as 28 mph.

    High: 79 °F

    Sunny then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming clear, with a low around 59. Northwest wind 3 to 6 mph.

    Low: 59 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 82. Northwest wind 5 to 9 mph becoming southwest in the afternoon.

    High: 82 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60. Light west wind.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 75. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 75 °F

    Showers
    Likely then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 62. Chance of precipitation is 90%.

    Low: 62 °F

    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers before 2pm. Mostly sunny, with a high near 81.

    High: 81 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 61. West wind 7 to 11 mph, with gusts as high as 22 mph.
Saturday
A 20 percent chance of showers after 2pm. Increasing clouds, with a high near 79. West wind 13 to 16 mph, with gusts as high as 28 mph.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 59. Northwest wind 3 to 6 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 82. Northwest wind 5 to 9 mph becoming southwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 60. Light west wind.
Monday
Showers and possibly a thunderstorm. High near 75. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 62. Chance of precipitation is 90%.
Tuesday
A 30 percent chance of showers before 2pm. Mostly sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 61.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Ledyard CT
 41.46°N 71.94°W (Elev. 292 ft)
Last Update:
4:47 pm EDT Jun 19, 2026
Forecast Valid:
6pm EDT Jun 19, 2026-6pm EDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation