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

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

42°F

6°C

Humidity 24%
Wind Speed NW 16 G 26 mph
Barometer 29.82 in (1009.7 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 17 Mar 4:56 pm EDT
Extended Forecast for

Conning Towers-Nautilus Park CT

  • This Afternoon

    This Afternoon: Scattered flurries. Partly sunny, with a high near 41. West wind around 13 mph, with gusts as high as 28 mph.

    High: 41 °F

    Scattered
    Flurries

  • Tonight

    Tonight: Scattered flurries before 11pm. Mostly cloudy, then gradually becoming clear, with a low around 23. West wind 6 to 9 mph, with gusts as high as 22 mph.

    Low: 23 °F

    Scattered
    Flurries

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. Wind chill values between 20 and 30. Light northwest wind.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 42. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 42 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain. Partly sunny, with a high near 49.

    High: 49 °F

    Chance Rain

Detailed Forecast

This Afternoon
Scattered flurries. Partly sunny, with a high near 41. West wind around 13 mph, with gusts as high as 28 mph.
Tonight
Scattered flurries before 11pm. Mostly cloudy, then gradually becoming clear, with a low around 23. West wind 6 to 9 mph, with gusts as high as 22 mph.
Wednesday
Mostly sunny, with a high near 38. Wind chill values between 20 and 30. Light northwest wind.
Wednesday Night
Mostly clear, with a low around 24. Calm wind.
Thursday
Sunny, with a high near 42. Calm wind becoming south 5 to 7 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 33.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 49.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 35.
Sunday
A 30 percent chance of rain. Partly sunny, with a high near 51.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Monday
Sunny, with a high near 47.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
Conning Towers-Nautilus Park CT
 41.39°N 72.07°W (Elev. 200 ft)
Last Update:
2:58 pm EDT Mar 17, 2026
Forecast Valid:
5pm EDT Mar 17, 2026-6pm EDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation