Hazardous Weather Conditions
Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Fog
43°F
6°C
| Humidity | 100% |
| Wind Speed | SW 7 mph |
| Barometer | 29.44 in (996.9 mb) |
| Dewpoint | 43°F (6°C) |
| Visibility | 0.25 mi |
| Wind Chill | 39°F (4°C) |
| Last update | 29 Dec 9:56 am EST |
Extended Forecast for
2 Miles W Hadlyme CT
Dense Fog Advisory December 29, 10:02am until December 29, 12:00pm
NOW until 12:00pm Mon

Dense Fog Advisory
Today

High: 50 °F⇓
Rain and
Areas FogTonight

Low: 23 °F
Partly Cloudy
and BreezyTuesday

High: 29 °F
Partly Sunny
and BreezyTuesday Night

Low: 23 °F
Mostly Cloudy
Wednesday

High: 33 °F
Mostly Cloudy
Wednesday Night

Low: 19 °F
Chance Snow
New Year's Day

High: 27 °F
Mostly Sunny
Thursday Night

Low: 14 °F
Partly Cloudy
Detailed Forecast
Today
Rain before 4pm. Areas of fog before 1pm. Temperature rising to near 50 by noon, then falling to around 43 during the remainder of the day. South wind 10 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Partly cloudy, with a low around 23. Wind chill values between 10 and 15. Breezy, with a west wind 18 to 20 mph, with gusts as high as 39 mph.
Tuesday
Partly sunny, with a high near 29. Wind chill values between 10 and 15. Breezy, with a west wind 21 to 23 mph, with gusts as high as 40 mph.
Tuesday Night
Mostly cloudy, with a low around 23. Wind chill values between 10 and 15. West wind 10 to 17 mph, with gusts as high as 30 mph.
Wednesday
Mostly cloudy, with a high near 33. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 19.
New Year's Day
Mostly sunny, with a high near 27.
Thursday Night
Partly cloudy, with a low around 14.
Friday
Sunny, with a high near 26.
Friday Night
Mostly clear, with a low around 16.
Saturday
Mostly sunny, with a high near 31.
Saturday Night
Mostly cloudy, with a low around 17.
Sunday
Mostly sunny, with a high near 31.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles W Hadlyme CT
41.4°N 72.36°W (Elev. 279 ft)
41.4°N 72.36°W (Elev. 279 ft)
8:56 am EST Dec 29, 2025
10am EST Dec 29, 2025-6pm EST Jan 4, 2026



