Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Fair
46°F
8°C
| Humidity | 38% |
| Wind Speed | NW 9 mph |
| Barometer | 30.08 in (1018.6 mb) |
| Dewpoint | 22°F (-6°C) |
| Visibility | 10.00 mi |
| Wind Chill | 41°F (5°C) |
| Last update | 18 Nov 3:56 pm EST |
Extended Forecast for
Old Mystic CT
Tonight
Low: 30 °F
Partly Cloudy
Wednesday
High: 48 °F
Decreasing
CloudsWednesday Night
Low: 29 °F
Areas Frost
Thursday
High: 49 °F
Partly Sunny
Thursday Night
Low: 38 °F
Mostly Cloudy
then Slight
Chance RainFriday
High: 54 °F
Mostly Cloudy
Friday Night
Low: 38 °F
Mostly Cloudy
Saturday
High: 50 °F
Mostly Sunny
Saturday Night
Low: 31 °F
Partly Cloudy
Detailed Forecast
Tonight
Partly cloudy, with a low around 30. West wind around 5 mph becoming calm in the evening.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 48. Calm wind becoming northwest around 6 mph.
Wednesday Night
Areas of frost. Otherwise, increasing clouds, with a low around 29. Calm wind.
Thursday
Partly sunny, with a high near 49. Light and variable wind becoming northeast around 6 mph.
Thursday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 38. Calm wind.
Friday
Mostly cloudy, with a high near 54.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 52.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Old Mystic CT
41.37°N 71.96°W (Elev. 43 ft)
41.37°N 71.96°W (Elev. 43 ft)
12:46 pm EST Nov 18, 2025
4pm EST Nov 18, 2025-6pm EST Nov 25, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
