News Headlines
- Local Storm Reports from Wednesday
- Recent Rainfall Totals
- Prediction remains on track for above-normal Atlantic hurricane season
- Did you experience recent Tri-State flash flooding events on July 14th or July 31st? Please complete this anonymous short survey to share your experience with NWS New York and researchers.
Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Fair
76°F
24°C
| Humidity | 91% |
| Wind Speed | S 5 mph |
| Barometer | 29.91 in (1012.7 mb) |
| Dewpoint | 73°F (23°C) |
| Visibility | 10.00 mi |
| Heat Index | 76°F (24°C) |
| Last update | 14 Aug 6:56 pm EDT |
Extended Forecast for
Stonington CT
Tonight
Low: 67 °F
Slight Chance
T-storms and
Patchy Fog
then Patchy
FogFriday
High: 82 °F
Sunny
Friday Night
Low: 63 °F
Partly Cloudy
Saturday
High: 78 °F
Mostly Sunny
Saturday Night
Low: 66 °F
Mostly Clear
Sunday
High: 81 °F
Sunny
Sunday Night
Low: 64 °F
Chance
ShowersMonday
High: 75 °F
Mostly Sunny
Monday Night
Low: 57 °F
Partly Cloudy
Detailed Forecast
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Patchy fog between 9pm and 1am. Otherwise, mostly clear, with a low around 67. Calm wind. Chance of precipitation is 20%.
Friday
Sunny, with a high near 82. Northeast wind around 8 mph becoming southeast in the afternoon.
Friday Night
Partly cloudy, with a low around 63. East wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 78. Light and variable wind becoming southeast 5 to 7 mph in the morning.
Saturday Night
Mostly clear, with a low around 66. Light southwest wind.
Sunday
Sunny, with a high near 81.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Partly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 77.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Stonington CT
41.35°N 71.93°W (Elev. 3 ft)
41.35°N 71.93°W (Elev. 3 ft)
1:53 pm EDT Aug 14, 2025
7pm EDT Aug 14, 2025-6pm EDT Aug 21, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
