Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

71°F

22°C

Humidity 55%
Wind Speed N 17 G 24 mph
Barometer 29.99 in (1015.6 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 14 Sep 10:56 am EDT
Extended Forecast for

2 Miles SSE South Lyme CT

  • Today

    Today: Sunny, with a high near 75. Northwest wind around 14 mph, with gusts as high as 25 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 53. North wind around 9 mph.

    Low: 53 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 69. Northeast wind 5 to 7 mph becoming southeast in the afternoon.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74. Southwest wind 3 to 7 mph.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 2am.  Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers before 8am.  Mostly sunny, with a high near 78.

    High: 78 °F

    Chance
    Showers then
    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 75. Northwest wind around 14 mph, with gusts as high as 25 mph.
Tonight
Clear, with a low around 53. North wind around 9 mph.
Tuesday
Sunny, with a high near 69. Northeast wind 5 to 7 mph becoming southeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 56. Calm wind.
Wednesday
Sunny, with a high near 74. Southwest wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 65.
Friday
A 30 percent chance of showers before 8am. Mostly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 59.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 60.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE South Lyme CT
 41.28°N 72.3°W (Elev. 0 ft)
5:27 am EDT Sep 14, 2026
11am EDT Sep 14, 2026-6pm EDT Sep 20, 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