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 96%
Wind Speed Calm
Barometer 29.94 in (1014.0 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 25 Aug 3:56 am EDT
Extended Forecast for

3 Miles ESE Gales Ferry CT

  • Today

    Today: Sunny, with a high near 78. Calm wind becoming west 5 to 8 mph in the morning.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, increasing clouds, with a high near 79. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 2pm. Partly sunny, with a high near 78. Light south wind increasing to 5 to 10 mph in the morning.

    High: 78 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely after 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 66 °F

    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers. Partly sunny, with a high near 81.

    High: 81 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 78. Calm wind becoming west 5 to 8 mph in the morning.
Tonight
Patchy fog after 2am. Otherwise, mostly clear, with a low around 58. Calm wind.
Wednesday
Patchy fog before 8am. Otherwise, increasing clouds, with a high near 79. Calm wind becoming southwest around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 62. Calm wind.
Thursday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 78. Light south wind increasing to 5 to 10 mph in the morning.
Thursday Night
Showers likely after 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 81.
Friday Night
Mostly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Gales Ferry CT
 41.45°N 72.06°W (Elev. 98 ft)
Last Update:
1:41 am EDT Aug 25, 2026
Forecast Valid:
4am EDT Aug 25, 2026-6pm EDT Aug 31, 2026
 
Forecast Discussion
 
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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