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.

Light Rain

36°F

2°C

Humidity 82%
Wind Speed NW 5 mph
Barometer 29.99 in (1015.5 mb)
Dewpoint 31°F (-1°C)
Visibility 5.00 mi
Wind Chill32°F (0°C)
Last update 2 Dec 10:56 am EST
Extended Forecast for

Conning Towers-Nautilus Park CT

  • Today

    Today: Rain. High near 45. Southeast wind 11 to 16 mph becoming northeast in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 45 °F

    Rain

  • Tonight

    Tonight: Rain likely, mainly before 10pm. Cloudy during the early evening, then gradual clearing, with a low around 34. Breezy, with a northwest wind 18 to 21 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 34 °F

    Breezy. Rain
    Likely then
    Slight Chance
    Rain

  • Wednesday

    Wednesday: Sunny, with a high near 41. Wind chill values between 25 and 35. Northwest wind 9 to 16 mph.

    High: 41 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 33. West wind 7 to 15 mph.

    Low: 33 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 41. Breezy, with a west wind 15 to 20 mph.

    High: 41 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 14. Blustery.

    Low: 14 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Friday

    Friday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow before 10am, then a chance of rain between 10am and 4pm. Partly sunny, with a high near 42. Chance of precipitation is 30%.

    High: 42 °F

    Chance
    Rain/Snow
    then Chance
    Light Rain

Detailed Forecast

Today
Rain. High near 45. Southeast wind 11 to 16 mph becoming northeast in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tonight
Rain likely, mainly before 10pm. Cloudy during the early evening, then gradual clearing, with a low around 34. Breezy, with a northwest wind 18 to 21 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Sunny, with a high near 41. Wind chill values between 25 and 35. Northwest wind 9 to 16 mph.
Wednesday Night
Partly cloudy, with a low around 33. West wind 7 to 15 mph.
Thursday
Partly sunny, with a high near 41. Breezy, with a west wind 15 to 20 mph.
Thursday Night
Mostly clear, with a low around 14. Blustery.
Friday
Mostly sunny, with a high near 35.
Friday Night
Mostly cloudy, with a low around 25.
Saturday
A chance of snow before 10am, then a chance of rain between 10am and 4pm. Partly sunny, with a high near 42. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Partly sunny, with a high near 40.
Sunday Night
Partly cloudy, with a low around 19.
Monday
Mostly sunny, with a high near 31.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Conning Towers-Nautilus Park CT
 41.36°N 72.08°W (Elev. 79 ft)
Last Update:
7:46 am EST Dec 2, 2025
Forecast Valid:
11am EST Dec 2, 2025-6pm EST Dec 8, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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