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Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Fair
77°F
25°C
| Humidity | 85% |
| Wind Speed | S 10 mph |
| Barometer | 30.00 in (1015.7 mb) |
| Dewpoint | 72°F (22°C) |
| Visibility | 10.00 mi |
| Heat Index | 78°F (26°C) |
| Last update | 2 Aug 11:56 am EDT |
Extended Forecast for
2 Miles SSE Preston CT
This Afternoon

High: 82 °F
Mostly Cloudy
Tonight

Low: 69 °F
Showers
Monday

High: 78 °F
Showers
Monday Night

Low: 65 °F
Showers
LikelyTuesday

High: 83 °F
Mostly Sunny
Tuesday Night

Low: 65 °F
Partly Cloudy
Wednesday

High: 83 °F
Mostly Sunny
Wednesday Night

Low: 69 °F
Partly Cloudy
Thursday

High: 85 °F
Chance
Showers
Detailed Forecast
This Afternoon
Mostly cloudy, with a high near 82. South wind around 11 mph.
Tonight
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 69. South wind 5 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm. High near 78. South wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 65. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Mostly sunny, with a high near 83. Light and variable wind becoming northwest around 6 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 85.
Thursday Night
A 30 percent chance of showers before 2am. Partly cloudy, with a low around 71.
Friday
A 40 percent chance of showers. Mostly sunny, with a high near 86.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 70.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 85.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles SSE Preston CT
41.53°N 71.98°W (Elev. 200 ft)
41.53°N 71.98°W (Elev. 200 ft)
7:44 am EDT Aug 2, 2026
12pm EDT Aug 2, 2026-6pm EDT Aug 8, 2026


