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.

A Few Clouds

28°F

-2°C

Humidity 96%
Wind Speed SE 3 mph
Barometer 29.72 in (1006.5 mb)
Dewpoint 27°F (-3°C)
Visibility 7.00 mi
Last update 25 Feb 10:56 pm EST
Extended Forecast for

3 Miles WSW Fishers Island NY

  • Tonight

    Tonight: Partly cloudy, with a low around 33. Southwest wind 9 to 15 mph.

    Low: 33 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 36. Wind chill values between 25 and 30. West wind 8 to 10 mph.

    High: 36 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 26. North wind 6 to 8 mph.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 36. Wind chill values between 20 and 30. North wind around 7 mph becoming south in the morning.

    High: 36 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 33. South wind around 8 mph.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 36.

    High: 36 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 19. Blustery.

    Low: 19 °F

    Mostly Clear
    and Blustery
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 33. Southwest wind 9 to 15 mph.
Thursday
Mostly sunny, with a high near 36. Wind chill values between 25 and 30. West wind 8 to 10 mph.
Thursday Night
Mostly clear, with a low around 26. North wind 6 to 8 mph.
Friday
Sunny, with a high near 36. Wind chill values between 20 and 30. North wind around 7 mph becoming south in the morning.
Friday Night
Mostly clear, with a low around 33. South wind around 8 mph.
Saturday
Mostly sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 36.
Sunday Night
Partly cloudy, with a low around 19. Blustery.
Monday
A 30 percent chance of snow after 1pm. Mostly cloudy, with a high near 27.
Monday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 20.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 35. Chance of precipitation is 30%.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of rain. Partly sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Fishers Island NY
 41.25°N 72.04°W (Elev. 0 ft)
Last Update:
5:43 pm EST Feb 25, 2026
Forecast Valid:
11pm EST Feb 25, 2026-6pm EST Mar 4, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation