National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Mostly Cloudy

21°F

-6°C

Humidity 57%
Wind Speed W 16 G 23 mph
Barometer 29.94 in (1013.9 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 27 Jan 1:56 pm EST
Extended Forecast for

2 Miles SSE South Lyme CT

  • This Afternoon

    This Afternoon: A chance of flurries. Mostly cloudy, with a high near 23. Wind chill values between 10 and 15. West wind around 14 mph, with gusts as high as 24 mph.

    High: 23 °F

    Chance
    Flurries

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 11. Wind chill values between zero and 5. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 11 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Increasing clouds, with a high near 25. Wind chill values between zero and 10. West wind 6 to 8 mph.

    High: 25 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 10. Wind chill values between zero and 5. Northwest wind 3 to 6 mph.

    Low: 10 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 23. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 23 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear

  • Friday

    Friday: Sunny and cold, with a high near 20.

    High: 20 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around 5.

    Low: 5 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of flurries. Mostly cloudy, with a high near 23. Wind chill values between 10 and 15. West wind around 14 mph, with gusts as high as 24 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 11. Wind chill values between zero and 5. West wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Increasing clouds, with a high near 25. Wind chill values between zero and 10. West wind 6 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 10. Wind chill values between zero and 5. Northwest wind 3 to 6 mph.
Thursday
Sunny, with a high near 23. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 8.
Friday
Sunny and cold, with a high near 20.
Friday Night
Mostly clear, with a low around 5.
Saturday
Mostly sunny, with a high near 23.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 15. Blustery.
Sunday
Snow likely. Mostly cloudy, with a high near 29. Blustery. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 19. Blustery.
Monday
Sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE South Lyme CT
 41.28°N 72.3°W (Elev. 0 ft)
Last Update:
12:48 pm EST Jan 27, 2026
Forecast Valid:
2pm EST Jan 27, 2026-6pm EST Feb 2, 2026
 
Forecast Discussion
 
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Additional Resources

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