Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

32°F

0°C

Humidity 61%
Wind Speed W 8 mph
Barometer 30.07 in (1018.1 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 13 Jan 5:56 am EST
Extended Forecast for

2 Miles N South Lyme CT

  • Today

    Today: Increasing clouds, with a high near 43. West wind 6 to 10 mph.

    High: 43 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 30 percent chance of showers after 1am.  Mostly cloudy, with a steady temperature around 39. South wind around 7 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm.  Mostly cloudy, with a high near 47. Southwest wind 3 to 7 mph.

    High: 47 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain.  Cloudy, with a low around 31. Light south wind.

    Low: 31 °F

    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 1pm.  Partly sunny, with a temperature falling to around 29 by 5pm. West wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 39 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 34.

    High: 34 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 43. West wind 6 to 10 mph.
Tonight
A 30 percent chance of showers after 1am. Mostly cloudy, with a steady temperature around 39. South wind around 7 mph, with gusts as high as 21 mph.
Wednesday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 47. Southwest wind 3 to 7 mph.
Wednesday Night
A 40 percent chance of rain. Cloudy, with a low around 31. Light south wind.
Thursday
A 20 percent chance of rain before 1pm. Partly sunny, with a temperature falling to around 29 by 5pm. West wind 5 to 10 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 15.
Friday
Sunny, with a high near 34.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
Partly sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
Partly sunny, with a high near 37.
Sunday Night
Mostly cloudy, with a low around 21.
M.L.King Day
Mostly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N South Lyme CT
 41.35°N 72.29°W (Elev. 98 ft)
5:50 am EST Jan 13, 2026
6am EST Jan 13, 2026-6pm EST Jan 19, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database