Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

79°F

26°C

Humidity 74%
Wind Speed SW 15 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 10 Sep 1:56 pm EDT
Extended Forecast for

Fishers Island NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 79. West wind around 15 mph.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 65. Northwest wind 6 to 8 mph.

    Low: 65 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 73. North wind around 8 mph becoming west in the afternoon.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 59. North wind around 6 mph.

    Low: 59 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 72. Northeast wind 6 to 8 mph becoming southeast in the afternoon.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers after 2am.  Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly between 8am and 2pm.  Mostly cloudy, with a high near 73. Chance of precipitation is 70%.

    High: 73 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 8pm.  Partly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 79. West wind around 15 mph.
Tonight
Partly cloudy, with a low around 65. Northwest wind 6 to 8 mph.
Friday
Sunny, with a high near 73. North wind around 8 mph becoming west in the afternoon.
Friday Night
Clear, with a low around 59. North wind around 6 mph.
Saturday
Sunny, with a high near 72. Northeast wind 6 to 8 mph becoming southeast in the afternoon.
Saturday Night
A 50 percent chance of showers after 2am. Mostly cloudy, with a low around 68.
Sunday
Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Fishers Island NY
 41.26°N 71.98°W (Elev. 0 ft)
2:19 pm EDT Sep 10, 2026
2pm EDT Sep 10, 2026-6pm EDT Sep 16, 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