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.

Partly Cloudy

35°F

2°C

Humidity 37%
Wind Speed W 15 G 28 mph
Barometer 29.58 in (1001.4 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 11 Dec 9:56 am EST
Extended Forecast for

2 Miles SSE South Lyme CT

Wind Advisory until December 12, 04:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until December 12, 04:00am

    NOW until 4:00am Fri

    Wind Advisory

  • Today

    High: 37 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 24. Wind chill values between 10 and 15. Breezy, with a west wind 17 to 23 mph, with gusts as high as 44 mph.

    Low: 24 °F

    Mostly Clear
    and Breezy

  • Friday

    Friday: Sunny, with a high near 35. Wind chill values between 10 and 20. West wind 13 to 15 mph, with gusts as high as 29 mph.

    High: 35 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25. West wind 5 to 9 mph.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 40. Light west wind becoming southwest 5 to 10 mph in the morning.

    High: 40 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of snow after 1am. Cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely, mainly before 1pm. Mostly cloudy, with a high near 34. Chance of precipitation is 60%.

    High: 34 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 37. Wind chill values between 20 and 25. Breezy, with a west wind 18 to 22 mph, with gusts as high as 43 mph.
Tonight
Mostly clear, with a low around 24. Wind chill values between 10 and 15. Breezy, with a west wind 17 to 23 mph, with gusts as high as 44 mph.
Friday
Sunny, with a high near 35. Wind chill values between 10 and 20. West wind 13 to 15 mph, with gusts as high as 29 mph.
Friday Night
Partly cloudy, with a low around 25. West wind 5 to 9 mph.
Saturday
Partly sunny, with a high near 40. Light west wind becoming southwest 5 to 10 mph in the morning.
Saturday Night
A 50 percent chance of snow after 1am. Cloudy, with a low around 27.
Sunday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 34. Chance of precipitation is 60%.
Sunday Night
Partly cloudy, with a low around 18.
Monday
Sunny, with a high near 30.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 43.
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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:
8:58 am EST Dec 11, 2025
Forecast Valid:
10am EST Dec 11, 2025-6pm EST Dec 17, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation