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

29°F

-2°C

Humidity 82%
Wind Speed Calm
Barometer 30.08 in (1018.6 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 14 Feb 7:56 pm EST
Extended Forecast for

3 Miles NE Gales Ferry CT

  • Tonight

    Tonight: Mostly clear, with a low around 21. Calm wind.

    Low: 21 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 39. Wind chill values between 20 and 30. Light and variable wind.

    High: 39 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A slight chance of flurries before 1am, then a chance of snow after 1am. Cloudy, with a low around 25. Calm wind. Chance of precipitation is 40%.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Snow

  • Washington's Birthday

    Washington's Birthday: Cloudy, then gradually becoming mostly sunny, with a high near 40. Wind chill values between 20 and 30. Northeast wind 3 to 6 mph.

    High: 40 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of rain after 1pm. Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.

    Low: 33 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 21. Calm wind.
Sunday
Increasing clouds, with a high near 39. Wind chill values between 20 and 30. Light and variable wind.
Sunday Night
A slight chance of flurries before 1am, then a chance of snow after 1am. Cloudy, with a low around 25. Calm wind. Chance of precipitation is 40%.
Washington's Birthday
Cloudy, then gradually becoming mostly sunny, with a high near 40. Wind chill values between 20 and 30. Northeast wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 26. Calm wind.
Tuesday
Partly sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
A 50 percent chance of rain after 1pm. Mostly cloudy, with a high near 44.
Wednesday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.
Thursday
A 30 percent chance of rain after 1pm. Partly sunny, with a high near 45.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 29.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 43. Chance of precipitation is 40%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Gales Ferry CT
 41.49°N 72.05°W (Elev. 98 ft)
Last Update:
7:04 pm EST Feb 14, 2026
Forecast Valid:
8pm EST Feb 14, 2026-6pm EST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation