Hazardous Weather Conditions
Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Fog/Mist
40°F
4°C
| Humidity | 97% |
| Wind Speed | S 6 mph |
| Barometer | 30.04 in (1017.1 mb) |
| Dewpoint | 39°F (4°C) |
| Visibility | 0.75 mi |
| Wind Chill | 36°F (2°C) |
| Last update | 7 Mar 3:56 pm EST |
Extended Forecast for
2 Miles SSE South Lyme CT
Dense Fog Advisory March 7, 10:00pm until March 8, 09:00am
Tonight
Low: 40 °F⇑
Showers
Likely and
Patchy Dense
FogSunday
High: 54 °F
Showers
Likely and
Patchy Fog
then Slight
Chance
ShowersSunday Night
Low: 35 °F
Partly Cloudy
Monday
High: 53 °F
Sunny
Monday Night
Low: 37 °F
Partly Cloudy
Tuesday
High: 56 °F
Mostly Sunny
Tuesday Night
Low: 41 °F
Mostly Cloudy
Wednesday
High: 53 °F
Cloudy
Wednesday Night
Low: 45 °F
Chance
Showers
Detailed Forecast
Tonight
Areas of drizzle with a chance of showers between 10pm and 4am, then showers likely with areas of drizzle after 4am. The drizzle could be heavy at times. Patchy dense fog. Otherwise, cloudy, with a temperature rising to around 43 by midnight. Southwest wind 8 to 11 mph. Chance of precipitation is 60%.
Sunday
Showers likely, mainly before 10am. Patchy fog before 10am. Otherwise, cloudy, with a high near 54. West wind 7 to 9 mph. Chance of precipitation is 60%.
Sunday Night
Partly cloudy, with a low around 35. West wind 3 to 6 mph.
Monday
Sunny, with a high near 53. Light west wind becoming southwest 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 37. Southwest wind around 6 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Cloudy, with a high near 53.
Wednesday Night
A 30 percent chance of showers. Cloudy, with a low around 45.
Thursday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 54. Chance of precipitation is 60%.
Thursday Night
A chance of rain and snow showers. Partly cloudy, with a low around 29. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 42.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 34.
Saturday
Mostly cloudy, with a high near 48.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles SSE South Lyme CT
41.28°N 72.3°W (Elev. 0 ft)
41.28°N 72.3°W (Elev. 0 ft)
3:40 pm EST Mar 7, 2026
4pm EST Mar 7, 2026-6pm EDT Mar 14, 2026
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