Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Overcast

72°F

22°C

Humidity 97%
Wind Speed SE 6 mph
Barometer 29.99 in (1015.6 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 2 Aug 5:56 am EDT
Extended Forecast for

2 Miles E South Lyme CT

  • Today

    Today: Mostly cloudy, with a high near 82. Light south wind increasing to 5 to 9 mph in the morning.

    High: 82 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm.  Low around 70. South wind 5 to 8 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm.  High near 81. Southwest wind 11 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 81 °F

    Showers

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am.  Cloudy, then gradually becoming partly cloudy, with a low around 67. Light and variable wind.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Light and variable wind becoming north around 5 mph in the morning.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 82. Light south wind increasing to 5 to 9 mph in the morning.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 70. South wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm. High near 81. Southwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 67. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Mostly sunny, with a high near 83. Light and variable wind becoming north around 5 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
A 30 percent chance of showers before 2am. Partly cloudy, with a low around 72.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 86.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 71.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E South Lyme CT
 41.32°N 72.26°W (Elev. 98 ft)
2:37 am EDT Aug 2, 2026
6am EDT Aug 2, 2026-6pm EDT Aug 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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