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

52°F

11°C

Humidity 59%
Wind Speed W 5 mph
Barometer 29.73 in (1006.7 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 8 Nov 6:56 pm EST
Extended Forecast for

Conning Towers-Nautilus Park CT

  • Tonight

    Tonight: Mostly clear, with a low around 46. West wind 10 to 14 mph.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of rain before 4pm. Mostly sunny, with a high near 58. West wind 11 to 16 mph.

    High: 58 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. Northwest wind 9 to 14 mph.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58. West wind 8 to 14 mph.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 45. West wind 8 to 10 mph.

    Low: 45 °F

    Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 56.

    High: 56 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 36. Chance of precipitation is 80%.

    Low: 36 °F

    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 46. West wind 10 to 14 mph.
Monday
A 20 percent chance of rain before 4pm. Mostly sunny, with a high near 58. West wind 11 to 16 mph.
Monday Night
Mostly clear, with a low around 43. Northwest wind 9 to 14 mph.
Tuesday
Mostly sunny, with a high near 58. West wind 8 to 14 mph.
Tuesday Night
Clear, with a low around 45. West wind 8 to 10 mph.
Veterans Day
Sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 56.
Thursday Night
Rain. Low around 36. Chance of precipitation is 80%.
Friday
Rain likely. Mostly cloudy, with a high near 48. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 30.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Conning Towers-Nautilus Park CT
 41.36°N 72.08°W (Elev. 79 ft)
Last Update:
1:44 pm EST Nov 8, 2026
Forecast Valid:
7pm EST Nov 8, 2026-6pm EST Nov 15, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation