Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Overcast
47°F
8°C
| Humidity | 63% |
| Wind Speed | S 20 mph |
| Barometer | 30.28 in (1025.5 mb) |
| Dewpoint | 35°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 40°F (4°C) |
| Last update | 30 Nov 10:56 am EST |
Extended Forecast for
3 Miles SSE South Lyme CT
Today

High: 49 °F
Rain
Tonight
Low: 35 °F
Rain Likely
then Partly
CloudyMonday

High: 42 °F
Sunny
Monday Night

Low: 29 °F
Increasing
CloudsTuesday
High: 47 °F
Rain/Snow
then RainTuesday Night

Low: 29 °F
Chance Rain
Wednesday

High: 40 °F
Sunny
Wednesday Night

Low: 33 °F
Partly Cloudy
Thursday
High: 44 °F
Partly Sunny
then Partly
Sunny and
Breezy
Detailed Forecast
Today
Rain after 1pm. Steady temperature around 49. South wind 15 to 18 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain likely before 10pm. Cloudy during the early evening, then gradual clearing, with a low around 35. Southwest wind 15 to 17 mph becoming west after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Sunny, with a high near 42. Northwest wind 11 to 15 mph.
Monday Night
Increasing clouds, with a low around 29. North wind around 6 mph becoming calm in the evening.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 10am. High near 47. Southeast wind 6 to 11 mph becoming northeast in the afternoon. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday Night
A 50 percent chance of rain before 1am. Cloudy during the early evening, then gradual clearing, with a low around 29.
Wednesday
Sunny, with a high near 40.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Partly sunny, with a high near 44. Breezy.
Thursday Night
Partly cloudy, with a low around 19. Breezy.
Friday
Mostly sunny, with a high near 34.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 27.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 50%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles SSE South Lyme CT
41.28°N 72.27°W (Elev. 0 ft)
41.28°N 72.27°W (Elev. 0 ft)
6:16 am EST Nov 30, 2025
11am EST Nov 30, 2025-6pm EST Dec 6, 2025


