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

19°F

-7°C

Humidity 65%
Wind Speed Calm
Barometer 30.16 in (1021.1 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 10 Feb 7:56 am EST
Extended Forecast for

Fishers Island NY

  • Today

    Today: A 20 percent chance of snow after 4pm. Mostly cloudy, with a high near 35. Wind chill values between 20 and 25. Light and variable wind becoming southwest 5 to 8 mph in the afternoon.

    High: 35 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Tonight

    Tonight: Rain, snow, and sleet before 1am, then a chance of rain between 1am and 4am. Low around 31. Wind chill values between 25 and 30. South wind around 10 mph becoming west after midnight. Chance of precipitation is 80%. New snow and sleet accumulation of less than a half inch possible.

    Low: 31 °F

    Wintry Mix

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. Wind chill values between 25 and 30. West wind 10 to 18 mph.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26. Wind chill values between 15 and 25. West wind around 18 mph.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 33. Northwest wind 16 to 18 mph.

    High: 33 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 36.

    High: 36 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of snow after 4pm. Mostly cloudy, with a high near 35. Wind chill values between 20 and 25. Light and variable wind becoming southwest 5 to 8 mph in the afternoon.
Tonight
Rain, snow, and sleet before 1am, then a chance of rain between 1am and 4am. Low around 31. Wind chill values between 25 and 30. South wind around 10 mph becoming west after midnight. Chance of precipitation is 80%. New snow and sleet accumulation of less than a half inch possible.
Wednesday
Mostly sunny, with a high near 38. Wind chill values between 25 and 30. West wind 10 to 18 mph.
Wednesday Night
Partly cloudy, with a low around 26. Wind chill values between 15 and 25. West wind around 18 mph.
Thursday
Sunny, with a high near 33. Northwest wind 16 to 18 mph.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Mostly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Sunny, with a high near 36.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Mostly cloudy, with a high near 36.
Sunday Night
A chance of rain and snow. Cloudy, with a low around 33. Chance of precipitation is 50%.
Washington's Birthday
A 50 percent chance of rain. Cloudy, with a high near 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fishers Island NY
 41.27°N 72.01°W (Elev. 7 ft)
Last Update:
2:28 am EST Feb 10, 2026
Forecast Valid:
8am EST Feb 10, 2026-6pm EST Feb 16, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation