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Hazardous Weather Conditions
Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Light Rain
35°F
2°C
| Humidity | 89% |
| Wind Speed | NE 16 mph |
| Barometer | 29.77 in (1008.2 mb) |
| Dewpoint | 32°F (0°C) |
| Visibility | 7.00 mi |
| Wind Chill | 25°F (-4°C) |
| Last update | 20 Feb 12:56 pm EST |
Extended Forecast for
3 Miles SE Old Lyme CT
This Afternoon

High: 38 °F
Rain
Tonight
Low: 31 °F
Rain Likely
then Slight
Chance
Rain/SnowSaturday

High: 41 °F
Mostly Cloudy
Saturday Night

Low: 28 °F
Slight Chance
SnowSunday

High: 37 °F
Chance Snow
Sunday Night

Low: 29 °F
Snow Likely
Monday

High: 35 °F
Chance Snow
and BreezyMonday Night

Low: 24 °F
Mostly Cloudy
Tuesday

High: 36 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Rain. High near 38. East wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain likely, possibly mixing with snow after 1am, then gradually ending. Mostly cloudy, with a low around 31. East wind 5 to 8 mph becoming northwest after midnight. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
Mostly cloudy, with a high near 41. Calm wind becoming southeast around 6 mph in the afternoon.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 28. Wind chill values between 20 and 25. Northeast wind around 6 mph.
Sunday
A 40 percent chance of snow, mainly after 1pm. Mostly cloudy, with a high near 37. East wind 9 to 13 mph, with gusts as high as 23 mph.
Sunday Night
Snow likely. Cloudy, with a low around 29. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Monday
A 40 percent chance of snow before 1pm. Cloudy, with a high near 35. Breezy.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 36.
Tuesday Night
Partly cloudy, with a low around 21.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 40.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 44.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles SE Old Lyme CT
41.28°N 72.3°W (Elev. 0 ft)
41.28°N 72.3°W (Elev. 0 ft)
1:01 am EST Feb 20, 2026
1pm EST Feb 20, 2026-6pm EST Feb 26, 2026



