News Headlines
Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Fair
10°F
-12°C
| Humidity | 80% |
| Wind Speed | Calm |
| Barometer | 30.10 in (1019.2 mb) |
| Dewpoint | 5°F (-15°C) |
| Visibility | 10.00 mi |
| Last update | 3 Feb 5:56 am EST |
Extended Forecast for
South Lyme CT
Today
High: 31 °F
Sunny
Tonight
Low: 14 °F
Partly Cloudy
Wednesday
High: 32 °F
Sunny
Wednesday Night
Low: 11 °F
Partly Cloudy
Thursday
High: 30 °F
Sunny
Thursday Night
Low: 8 °F
Mostly Clear
Friday
High: 29 °F
Partly Sunny
Friday Night
Low: 7 °F
Chance Snow
ShowersSaturday
High: 18 °F
Cold
Detailed Forecast
Today
Sunny, with a high near 31. Wind chill values between 10 and 20. Light and variable wind becoming northwest 5 to 7 mph.
Tonight
Partly cloudy, with a low around 14. Calm wind.
Wednesday
Sunny, with a high near 32. Wind chill values between 15 and 25. Calm wind becoming northwest 5 to 8 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 11. Calm wind.
Thursday
Sunny, with a high near 30. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 8.
Friday
Partly sunny, with a high near 29.
Friday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 7.
Saturday
Mostly sunny and cold, with a high near 18.
Saturday Night
Mostly clear, with a low around 1.
Sunday
Mostly sunny and cold, with a high near 16.
Sunday Night
Partly cloudy, with a low around 3.
Monday
Sunny, with a high near 22.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
South Lyme CT
41.32°N 72.29°W (Elev. 98 ft)
41.32°N 72.29°W (Elev. 98 ft)
5:06 am EST Feb 3, 2026
6am EST Feb 3, 2026-6pm EST Feb 9, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
