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.

Mostly Cloudy

44°F

7°C

Humidity 68%
Wind Speed W 16 G 24 mph
Barometer 29.36 in (994.1 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 15 Jan 11:56 am EST
Extended Forecast for

Fishers Island NY

  • This Afternoon

    This Afternoon: A chance of sprinkles before 1pm. Mostly sunny, with a temperature falling to around 37 by 5pm. Breezy, with a west wind 17 to 24 mph.

    High: 42 °F⇓

    Chance
    Sprinkles and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 24. Wind chill values between 10 and 20. Windy, with a west wind 24 to 28 mph.

    Low: 24 °F

    Mostly Cloudy
    and Windy

  • Friday

    Friday: Sunny, with a high near 35. Wind chill values between 5 and 15. Windy, with a west wind 24 to 29 mph decreasing to 18 to 23 mph in the afternoon.

    High: 35 °F

    Sunny and
    Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a temperature rising to around 37 by 3am. Wind chill values between 20 and 25. Southwest wind 11 to 15 mph.

    Low: 33 °F⇑

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of snow before 10am, then a slight chance of rain and snow between 10am and 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 41. Southwest wind around 11 mph. Chance of precipitation is 40%.

    High: 41 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of snow. Mostly cloudy, with a high near 38.

    High: 38 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow before 1am. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Chance Snow

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 32. Breezy.

    High: 32 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
A chance of sprinkles before 1pm. Mostly sunny, with a temperature falling to around 37 by 5pm. Breezy, with a west wind 17 to 24 mph.
Tonight
Mostly cloudy, with a low around 24. Wind chill values between 10 and 20. Windy, with a west wind 24 to 28 mph.
Friday
Sunny, with a high near 35. Wind chill values between 5 and 15. Windy, with a west wind 24 to 29 mph decreasing to 18 to 23 mph in the afternoon.
Friday Night
Mostly cloudy, with a temperature rising to around 37 by 3am. Wind chill values between 20 and 25. Southwest wind 11 to 15 mph.
Saturday
A slight chance of snow before 10am, then a slight chance of rain and snow between 10am and 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 41. Southwest wind around 11 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
A 50 percent chance of snow. Mostly cloudy, with a high near 38.
Sunday Night
A 30 percent chance of snow before 1am. Mostly cloudy, with a low around 26.
M.L.King Day
Mostly sunny, with a high near 32. Breezy.
Monday Night
Partly cloudy, with a low around 21. Breezy.
Tuesday
Mostly sunny, with a high near 26. Breezy.
Tuesday Night
Partly cloudy, with a low around 17. Breezy.
Wednesday
Mostly sunny, with a high near 28. Breezy.
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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:
10:37 am EST Jan 15, 2026
Forecast Valid:
12pm EST Jan 15, 2026-6pm EST Jan 21, 2026
 
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Additional Resources

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Chance of Precipitation