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

60°F

16°C

Humidity 48%
Wind Speed N 8 mph
Barometer 29.88 in (1011.8 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 17 Oct 2:56 pm EDT
Extended Forecast for

2 Miles WSW Fishers Island NY

  • Tonight

    Tonight: Mostly clear, with a low around 46. North wind around 11 mph.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62. North wind 5 to 8 mph becoming southwest in the afternoon.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. Southwest wind 5 to 7 mph.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 66. South wind 10 to 18 mph.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers likely, mainly after 2am. Mostly cloudy, with a steady temperature around 64. Breezy, with a south wind 22 to 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 64 °F

    Breezy.
    Slight Chance
    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 64. Breezy. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 64 °F

    Showers
    Likely and
    Breezy

  • Monday Night

    Monday Night: A 30 percent chance of showers before 2am. Partly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 46. North wind around 11 mph.
Saturday
Sunny, with a high near 62. North wind 5 to 8 mph becoming southwest in the afternoon.
Saturday Night
Mostly clear, with a low around 56. Southwest wind 5 to 7 mph.
Sunday
Mostly sunny, with a high near 66. South wind 10 to 18 mph.
Sunday Night
Showers likely, mainly after 2am. Mostly cloudy, with a steady temperature around 64. Breezy, with a south wind 22 to 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 64. Breezy. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Monday Night
A 30 percent chance of showers before 2am. Partly cloudy, with a low around 55.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Wednesday
Showers likely, mainly before 8am. Partly sunny, with a high near 61. Chance of precipitation is 60%.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 51.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Fishers Island NY
 41.27°N 72.01°W (Elev. 7 ft)
Last Update:
2:05 pm EDT Oct 17, 2025
Forecast Valid:
3pm EDT Oct 17, 2025-6pm EDT Oct 24, 2025
 
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Additional Resources

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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