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.

A Few Clouds

37°F

3°C

Humidity 65%
Wind Speed Calm
Barometer 30.11 in (1019.7 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 6 Apr 10:56 pm EDT
Extended Forecast for

Conning Towers-Nautilus Park CT

  • Tonight

    Tonight: A chance of sprinkles before midnight, then a slight chance of rain showers between midnight and 2am, then a chance of snow showers after 2am. Mostly cloudy, with a low around 35. Light east wind. Chance of precipitation is 30%.

    Low: 35 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow showers before 8am, then a slight chance of rain showers. Partly sunny, with a high near 50. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 30%.

    High: 50 °F

    Chance
    Rain/Snow
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 27. North wind around 8 mph, with gusts as high as 21 mph.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 47. Wind chill values between 20 and 30 early. North wind around 5 mph becoming light and variable.

    High: 47 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 30. Calm wind.

    Low: 30 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of sprinkles before midnight, then a slight chance of rain showers between midnight and 2am, then a chance of snow showers after 2am. Mostly cloudy, with a low around 35. Light east wind. Chance of precipitation is 30%.
Tuesday
A chance of rain and snow showers before 8am, then a slight chance of rain showers. Partly sunny, with a high near 50. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 27. North wind around 8 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 47. Wind chill values between 20 and 30 early. North wind around 5 mph becoming light and variable.
Wednesday Night
Clear, with a low around 30. Calm wind.
Thursday
Sunny, with a high near 49.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Conning Towers-Nautilus Park CT
 41.39°N 72.07°W (Elev. 200 ft)
Last Update:
8:00 pm EDT Apr 6, 2026
Forecast Valid:
11pm EDT Apr 6, 2026-6pm EDT Apr 13, 2026
 
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