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.

Fair

43°F

6°C

Humidity 65%
Wind Speed SE 8 mph
Barometer 30.08 in (1018.7 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 28 Feb 12:56 pm EST
Extended Forecast for

Fishers Island NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a steady temperature around 38. South wind 5 to 10 mph.

    High: 38 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 28. Calm wind becoming north 5 to 7 mph after midnight.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Snow likely, mainly between 10am and 4pm. Mostly sunny through mid morning, then becoming cloudy, with a high near 36. Wind chill values between 25 and 30. North wind 7 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 36 °F

    Snow Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of snow before 7pm. Mostly clear, with a low around 17. Wind chill values between 5 and 15. Northwest wind 13 to 15 mph.

    Low: 17 °F

    Chance Snow
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 27. Northwest wind 8 to 13 mph.

    High: 27 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a steady temperature around 25.

    Low: 25 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 50 percent chance of rain after 1pm. Increasing clouds, with a high near 40.

    High: 40 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 37. Chance of precipitation is 90%.

    Low: 37 °F

    Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain before 1pm. Partly sunny, with a high near 44.

    High: 44 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a steady temperature around 38. South wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 28. Calm wind becoming north 5 to 7 mph after midnight.
Sunday
Snow likely, mainly between 10am and 4pm. Mostly sunny through mid morning, then becoming cloudy, with a high near 36. Wind chill values between 25 and 30. North wind 7 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday Night
A 30 percent chance of snow before 7pm. Mostly clear, with a low around 17. Wind chill values between 5 and 15. Northwest wind 13 to 15 mph.
Monday
Sunny, with a high near 27. Northwest wind 8 to 13 mph.
Monday Night
Mostly clear, with a steady temperature around 25.
Tuesday
A 50 percent chance of rain after 1pm. Increasing clouds, with a high near 40.
Tuesday Night
Rain. Low around 37. Chance of precipitation is 90%.
Wednesday
A 40 percent chance of rain before 1pm. Partly sunny, with a high near 44.
Wednesday Night
A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 36.
Thursday
A 40 percent chance of rain. Cloudy, with a high near 44.
Thursday Night
A 50 percent chance of rain. Cloudy, with a low around 41.
Friday
A 30 percent chance of rain. Cloudy, with a high near 46.
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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:
1:38 pm EST Feb 28, 2026
Forecast Valid:
1pm EST Feb 28, 2026-6pm EST Mar 6, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation