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

74°F

23°C

Humidity 76%
Wind Speed SE 9 mph
Barometer 30.11 in (1019.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 16 Aug 12:56 pm EDT
Extended Forecast for

2 Miles WNW Conning Towers-Nautilus Park CT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 81. South wind 7 to 9 mph.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers, mainly after 2am. Low around 65. South wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 65 °F

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm before 11am, then a chance of showers. High near 80. Southeast wind 7 to 10 mph becoming northeast in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers then
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. Light and variable wind becoming north around 5 mph.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers after 8am. Partly sunny, with a high near 82.

    High: 82 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 81. South wind 7 to 9 mph.
Tonight
Showers, mainly after 2am. Low around 65. South wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers and possibly a thunderstorm before 11am, then a chance of showers. High near 80. Southeast wind 7 to 10 mph becoming northeast in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Partly cloudy, with a low around 65. Calm wind.
Tuesday
Mostly sunny, with a high near 84. Light and variable wind becoming north around 5 mph.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
A 50 percent chance of showers after 8am. Partly sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 60.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 79.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Conning Towers-Nautilus Park CT
 41.39°N 72.1°W (Elev. 105 ft)
Last Update:
2:19 am EDT Aug 16, 2026
Forecast Valid:
1pm EDT Aug 16, 2026-6pm EDT Aug 22, 2026
 
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