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

25°F

-4°C

Humidity 40%
Wind Speed W 17 G 26 mph
Barometer 29.78 in (1008.3 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 16 Jan 9:56 am EST
Extended Forecast for

Fishers Island NY

  • Today

    Today: Sunny, with a high near 35. Wind chill values between 10 and 20. Breezy, with a west wind 18 to 24 mph, with gusts as high as 34 mph.

    High: 35 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: A slight chance of rain and snow after 4am. Mostly cloudy, with a temperature rising to around 37 by 5am. Wind chill values between 25 and 30. Southwest wind 10 to 14 mph. Chance of precipitation is 20%.

    Low: 34 °F⇑

    Partly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Saturday

    Saturday: A slight chance of rain and snow before 7am, then a chance of rain. Mostly cloudy, with a steady temperature around 38. Southwest wind 10 to 14 mph. Chance of precipitation is 50%.

    High: 38 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 34. West wind 8 to 14 mph.

    Low: 34 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: A chance of rain and snow before 4pm, then a chance of snow. Cloudy, with a high near 37. West wind 8 to 11 mph. Chance of precipitation is 40%.

    High: 37 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 34. Breezy.

    High: 34 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 20. Breezy.

    Low: 20 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 24. Breezy.

    High: 24 °F

    Sunny and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 35. Wind chill values between 10 and 20. Breezy, with a west wind 18 to 24 mph, with gusts as high as 34 mph.
Tonight
A slight chance of rain and snow after 4am. Mostly cloudy, with a temperature rising to around 37 by 5am. Wind chill values between 25 and 30. Southwest wind 10 to 14 mph. Chance of precipitation is 20%.
Saturday
A slight chance of rain and snow before 7am, then a chance of rain. Mostly cloudy, with a steady temperature around 38. Southwest wind 10 to 14 mph. Chance of precipitation is 50%.
Saturday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 34. West wind 8 to 14 mph.
Sunday
A chance of rain and snow before 4pm, then a chance of snow. Cloudy, with a high near 37. West wind 8 to 11 mph. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 26.
M.L.King Day
Sunny, with a high near 34. Breezy.
Monday Night
Partly cloudy, with a low around 20. Breezy.
Tuesday
Sunny, with a high near 24. Breezy.
Tuesday Night
Mostly clear, with a low around 17. Breezy.
Wednesday
Mostly sunny, with a high near 31.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 37.
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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:
1:17 am EST Jan 16, 2026
Forecast Valid:
10am EST Jan 16, 2026-6pm EST Jan 22, 2026
 
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Additional Resources

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Chance of Precipitation