National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Partly Cloudy

39°F

4°C

Humidity 86%
Wind Speed E 17 G 28 mph
Barometer 30.26 in (1024.8 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 15 Mar 11:56 pm EDT
Extended Forecast for

Gales Ferry CT

Flood Watch March 16, 05:00am until March 17, 08:00am
Wind Advisory March 16, 02:00pm until March 17, 04:00am
Click here for hazard details and duration
Flood Watch
Wind Advisory

  • Overnight

    Overnight: Showers likely after 2am. Mostly cloudy, with a temperature rising to around 43 by 5am. Southeast wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F⇑

    Showers
    Likely

  • Monday

    Monday: Showers and possibly a thunderstorm. Patchy fog. High near 59. South wind around 15 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 59 °F

    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then showers likely. Low around 37. South wind 14 to 18 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 37 °F

    Showers

  • Tuesday

    Tuesday: Showers likely before 8am. Mostly cloudy, then gradually becoming sunny, with a steady temperature around 42. West wind 10 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 42 °F

    Showers
    Likely then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22. West wind 6 to 8 mph, with gusts as high as 21 mph.

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 40.

    High: 40 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Showers likely after 2am. Mostly cloudy, with a temperature rising to around 43 by 5am. Southeast wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm. Patchy fog. High near 59. South wind around 15 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 37. South wind 14 to 18 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Tuesday
Showers likely before 8am. Mostly cloudy, then gradually becoming sunny, with a steady temperature around 42. West wind 10 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 22. West wind 6 to 8 mph, with gusts as high as 21 mph.
Wednesday
Increasing clouds, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 44.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
Mostly sunny, with a high near 50.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 33.
Saturday
A 40 percent chance of rain. Partly sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gales Ferry CT
 41.43°N 72.09°W (Elev. 56 ft)
Last Update:
10:28 pm EDT Mar 15, 2026
Forecast Valid:
12am EDT Mar 16, 2026-6pm EDT Mar 22, 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