Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

A Few Clouds

53°F

12°C

Humidity 89%
Wind Speed Calm
Barometer 29.74 in (1007.1 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 17 Apr 1:56 am EDT
Extended Forecast for

Fishers Island NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 51. Southwest wind around 6 mph.

    Low: 51 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 61. West wind around 7 mph becoming north in the afternoon.  Chance of precipitation is 50%.

    High: 61 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Scattered showers before 8pm.  Mostly cloudy, with a low around 50. Northeast wind 6 to 10 mph.  Chance of precipitation is 30%.

    Low: 50 °F

    Scattered
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a steady temperature around 51. East wind 8 to 10 mph.

    High: 51 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 2am.  Mostly cloudy, with a low around 46. East wind 6 to 8 mph.

    Low: 46 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 8am.  High near 52. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 8pm.  Low around 39. Chance of precipitation is 80%.

    Low: 39 °F

    Showers then
    Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 51. Southwest wind around 6 mph.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 61. West wind around 7 mph becoming north in the afternoon. Chance of precipitation is 50%.
Friday Night
Scattered showers before 8pm. Mostly cloudy, with a low around 50. Northeast wind 6 to 10 mph. Chance of precipitation is 30%.
Saturday
Partly sunny, with a steady temperature around 51. East wind 8 to 10 mph.
Saturday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 46. East wind 6 to 8 mph.
Sunday
Showers, mainly after 8am. High near 52. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers, mainly before 8pm. Low around 39. Chance of precipitation is 80%.
Monday
Sunny, with a high near 47.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Sunny, with a high near 46.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Partly sunny, with a high near 56.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
Fishers Island NY
 41.27°N 72.01°W (Elev. 7 ft)
2:22 am EDT Apr 17, 2026
2am EDT Apr 17, 2026-6pm EDT Apr 23, 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