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.

A Few Clouds and Breezy

49°F

9°C

Humidity 29%
Wind Speed NW 22 G 36 mph
Barometer 29.91 in (1012.9 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 14 Mar 2:56 pm EDT
Extended Forecast for

Gales Ferry CT

  • Tonight

    Tonight: Mostly clear, with a low around 29. West wind 10 to 15 mph becoming light northwest after midnight. Winds could gust as high as 30 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 46. Calm wind becoming southeast 5 to 9 mph in the afternoon.

    High: 46 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Showers after 2am. Low around 35. Southeast wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Mostly Cloudy
    then Showers

  • Monday

    Monday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 59. South wind 16 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 59 °F

    Heavy Rain

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 36. Breezy, with a south wind 20 to 23 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 36 °F

    Heavy Rain
    and Breezy

  • Tuesday

    Tuesday: Showers likely before 8am. Mostly sunny, with a steady temperature around 41. Chance of precipitation is 60%.

    High: 41 °F

    Showers
    Likely then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming clear, with a low around 22.

    Low: 22 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 29. West wind 10 to 15 mph becoming light northwest after midnight. Winds could gust as high as 30 mph.
Sunday
Partly sunny, with a high near 46. Calm wind becoming southeast 5 to 9 mph in the afternoon.
Sunday Night
Showers after 2am. Low around 35. Southeast wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 59. South wind 16 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Monday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 36. Breezy, with a south wind 20 to 23 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday
Showers likely before 8am. Mostly sunny, with a steady temperature around 41. Chance of precipitation is 60%.
Tuesday Night
Mostly cloudy, then gradually becoming clear, with a low around 22.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 44.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
Mostly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 31.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gales Ferry CT
 41.43°N 72.09°W (Elev. 56 ft)
Last Update:
2:22 pm EDT Mar 14, 2026
Forecast Valid:
3pm EDT Mar 14, 2026-6pm EDT Mar 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