Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Fair
20°F
-7°C
| Humidity | 38% |
| Wind Speed | W 12 G 21 mph |
| Barometer | 30.30 in (1025.9 mb) |
| Dewpoint | -2°F (-19°C) |
| Visibility | 10.00 mi |
| Wind Chill | 8°F (-13°C) |
| Last update | 20 Jan 4:56 pm EST |
Extended Forecast for
2 Miles SSE South Lyme CT
Tonight
Low: 14 °F
Mostly Clear
Wednesday
High: 39 °F
Increasing
CloudsWednesday Night
Low: 33 °F⇑
Chance
Rain/SnowThursday
High: 42 °F
Chance Rain
then Mostly
SunnyThursday Night
Low: 24 °F
Mostly Cloudy
Friday
High: 33 °F
Partly Sunny
Friday Night
Low: 8 °F
Partly Cloudy
Saturday
High: 17 °F
Cold
Saturday Night
Low: 10 °F
Mostly Cloudy
then Chance
Snow
Detailed Forecast
Tonight
Mostly clear, with a low around 14. Wind chill values between 5 and 10. West wind 6 to 11 mph, with gusts as high as 21 mph.
Wednesday
Increasing clouds, with a high near 39. Wind chill values between 5 and 15. West wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
A chance of rain and snow before 4am, then a chance of rain. Mostly cloudy, with a temperature rising to around 37 by 10pm. Wind chill values between 25 and 30. Southwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Thursday
A 30 percent chance of rain before 7am. Mostly sunny, with a high near 42. West wind 10 to 14 mph, with gusts as high as 24 mph.
Thursday Night
Mostly cloudy, with a low around 24. West wind around 10 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 8.
Saturday
Mostly sunny and cold, with a high near 17.
Saturday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 10.
Sunday
A 50 percent chance of snow. Cloudy, with a high near 22.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 14.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Sunny, with a high near 27.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles SSE South Lyme CT
41.28°N 72.3°W (Elev. 0 ft)
41.28°N 72.3°W (Elev. 0 ft)
3:33 pm EST Jan 20, 2026
5pm EST Jan 20, 2026-6pm EST Jan 27, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
