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

34°F

1°C

Humidity 59%
Wind Speed S 7 mph
Barometer 30.14 in (1020.4 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 27 Feb 11:56 am EST
Extended Forecast for

Fishers Island NY

  • This Afternoon

    This Afternoon: Sunny, with a high near 38. South wind 3 to 7 mph.

    High: 38 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 30. South wind around 7 mph.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 43. Wind chill values between 25 and 35. South wind 7 to 9 mph.

    High: 43 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33. Southwest wind around 7 mph becoming northwest after midnight.

    Low: 33 °F

    Partly Cloudy

  • Sunday

    Sunday: Scattered snow showers before 4pm. Cloudy, then gradual clearing during the afternoon, with a high near 36. Northwest wind 8 to 14 mph. Chance of precipitation is 50%.

    High: 36 °F

    Scattered
    Snow Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow after 1pm. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.

    High: 36 °F

    Partly Sunny
    then Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Sunny, with a high near 38. South wind 3 to 7 mph.
Tonight
Mostly clear, with a low around 30. South wind around 7 mph.
Saturday
Sunny, with a high near 43. Wind chill values between 25 and 35. South wind 7 to 9 mph.
Saturday Night
Partly cloudy, with a low around 33. Southwest wind around 7 mph becoming northwest after midnight.
Sunday
Scattered snow showers before 4pm. Cloudy, then gradual clearing during the afternoon, with a high near 36. Northwest wind 8 to 14 mph. Chance of precipitation is 50%.
Sunday Night
Mostly clear, with a low around 18.
Monday
Partly sunny, with a high near 27.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
A chance of rain and snow after 1pm. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.
Tuesday Night
Rain likely, mainly after 1am. Cloudy, with a low around 33. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of rain. Partly sunny, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
Cloudy, with a high near 42.
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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:
12:50 am EST Feb 27, 2026
Forecast Valid:
12pm EST Feb 27, 2026-6pm EST Mar 5, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation