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.

Overcast

40°F

4°C

Humidity 73%
Wind Speed NW 8 mph
Barometer 29.88 in (1011.7 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 7 Jan 7:56 pm EST
Extended Forecast for

3 Miles WSW Fishers Island NY

  • Tonight

    Tonight: Mostly clear, with a low around 35. West wind 10 to 13 mph.

    Low: 35 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 42. West wind 8 to 10 mph.

    High: 42 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. West wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 47. South wind 6 to 15 mph.

    High: 47 °F

    Partly Sunny
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain likely. Cloudy, with a steady temperature around 48. South wind 13 to 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Rain Likely

  • Saturday

    Saturday: Rain, mainly after 1pm. High near 49. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Chance Rain
    then Rain

  • Saturday Night

    Saturday Night: Rain. Low around 43. Breezy. Chance of precipitation is 90%.

    Low: 43 °F

    Rain and
    Breezy

  • Sunday

    Sunday: A 40 percent chance of rain. Cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32. Breezy.

    Low: 32 °F

    Partly Cloudy
    and Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 35. West wind 10 to 13 mph.
Thursday
Sunny, with a high near 42. West wind 8 to 10 mph.
Thursday Night
Partly cloudy, with a low around 35. West wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 47. South wind 6 to 15 mph.
Friday Night
Rain likely. Cloudy, with a steady temperature around 48. South wind 13 to 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain, mainly after 1pm. High near 49. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain. Low around 43. Breezy. Chance of precipitation is 90%.
Sunday
A 40 percent chance of rain. Cloudy, with a high near 47.
Sunday Night
Partly cloudy, with a low around 32. Breezy.
Monday
Sunny, with a high near 37. Breezy.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Mostly sunny, with a high near 40. Breezy.
Tuesday Night
Partly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Fishers Island NY
 41.25°N 72.04°W (Elev. 0 ft)
Last Update:
6:54 pm EST Jan 7, 2026
Forecast Valid:
8pm EST Jan 7, 2026-6pm EST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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