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

59°F

15°C

Humidity 67%
Wind Speed S 10 mph
Barometer 29.95 in (1014.0 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 31 Mar 2:56 pm EDT
Extended Forecast for

3 Miles NE Gales Ferry CT

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before midnight, then a chance of showers after 2am. Mostly cloudy, with a low around 52. Southwest wind 6 to 9 mph. Chance of precipitation is 30%.

    Low: 52 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers. Mostly cloudy, with a high near 75. Southwest wind around 9 mph, with gusts as high as 20 mph.

    High: 75 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly before 2am. Low around 39. Northeast wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Showers

  • Thursday

    Thursday: A 30 percent chance of light rain, mainly before 2pm. Patchy fog before 2pm. Otherwise, cloudy, with a high near 45. Northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 45 °F

    Chance Light
    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: A 30 percent chance of light rain, mainly between 8pm and midnight. Areas of fog after midnight. Otherwise, cloudy, with a low around 38. East wind around 6 mph becoming calm in the evening.

    Low: 38 °F

    Chance Light
    Rain and
    Areas Fog

  • Friday

    Friday: Areas of fog before noon. Otherwise, mostly cloudy, with a high near 62.

    High: 62 °F

    Areas Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before midnight, then a chance of showers after 2am. Mostly cloudy, with a low around 52. Southwest wind 6 to 9 mph. Chance of precipitation is 30%.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 75. Southwest wind around 9 mph, with gusts as high as 20 mph.
Wednesday Night
Showers, mainly before 2am. Low around 39. Northeast wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 30 percent chance of light rain, mainly before 2pm. Patchy fog before 2pm. Otherwise, cloudy, with a high near 45. Northeast wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
A 30 percent chance of light rain, mainly between 8pm and midnight. Areas of fog after midnight. Otherwise, cloudy, with a low around 38. East wind around 6 mph becoming calm in the evening.
Friday
Areas of fog before noon. Otherwise, mostly cloudy, with a high near 62.
Friday Night
Mostly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 48.
Sunday
Showers likely, mainly after 8am. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 54.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Mostly sunny, with a high near 53.
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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:
2:28 pm EDT Mar 31, 2026
Forecast Valid:
3pm EDT Mar 31, 2026-6pm EDT Apr 7, 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