Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Overcast

61°F

16°C

Humidity 81%
Wind Speed E 9 mph
Barometer 30.03 in (1017.0 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 13 Oct 10:56 am EDT
Extended Forecast for

3 Miles N South Lyme CT

  • Today

    Today: Cloudy, with a high near 66. Southeast wind around 8 mph.

    High: 66 °F

    Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 61. Southwest wind 5 to 7 mph.

    Low: 61 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79. West wind 6 to 8 mph.

    High: 79 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. Northwest wind 3 to 5 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 65. North wind 3 to 7 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of showers after 2am.  Increasing clouds, with a low around 47.

    Low: 47 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers, mainly after 8am.  High near 68. Chance of precipitation is 90%.

    High: 68 °F

    Showers

  • Friday Night

    Friday Night: Showers likely before 8pm.  Partly cloudy, with a low around 41. Chance of precipitation is 60%.

    Low: 41 °F

    Showers
    Likely then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 53. Breezy.

    High: 53 °F

    Sunny and
    Breezy

Detailed Forecast

Today
Cloudy, with a high near 66. Southeast wind around 8 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 61. Southwest wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 79. West wind 6 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 52. Northwest wind 3 to 5 mph.
Thursday
Sunny, with a high near 65. North wind 3 to 7 mph.
Thursday Night
A 50 percent chance of showers after 2am. Increasing clouds, with a low around 47.
Friday
Showers, mainly after 8am. High near 68. Chance of precipitation is 90%.
Friday Night
Showers likely before 8pm. Partly cloudy, with a low around 41. Chance of precipitation is 60%.
Saturday
Sunny, with a high near 53. Breezy.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 55.
Sunday Night
Mostly clear, with a low around 38.
Monday
Mostly sunny, with a high near 61.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N South Lyme CT
 41.37°N 72.31°W (Elev. 98 ft)
2:02 am EDT Oct 13, 2026
11am EDT Oct 13, 2026-6pm EDT Oct 19, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database