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

33°F

1°C

Humidity 82%
Wind Speed N 5 mph
Barometer 30.25 in (1024.4 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 3 Nov 1:56 am EST
Extended Forecast for

3 Miles WSW Fishers Island NY

  • Overnight

    Overnight: Partly cloudy, with a low around 50. Southwest wind around 6 mph.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: Rain likely, mainly after 4pm. Mostly cloudy, with a high near 58. South wind 8 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Slight Chance
    Rain then
    Rain Likely

  • Monday Night

    Monday Night: Rain likely and possibly a thunderstorm before 10pm, then a slight chance of rain between 10pm and 1am. Cloudy during the early evening, then gradual clearing, with a low around 49. Breezy, with a southwest wind 17 to 25 mph becoming northwest after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Breezy. Rain
    Likely then
    Slight Chance
    Rain

  • Tuesday

    Tuesday: Sunny, with a high near 57. Breezy, with a west wind 22 to 25 mph.

    High: 57 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49. Breezy, with a west wind 13 to 20 mph.

    Low: 49 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 60. Breezy.

    High: 60 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am, then a chance of showers after 4am. Mostly cloudy, with a low around 47. Windy. Chance of precipitation is 40%.

    Low: 47 °F

    Chance Rain
    and Windy

  • Thursday

    Thursday: A 30 percent chance of showers before 7am. Sunny, with a high near 53. Windy.

    High: 53 °F

    Chance
    Showers and
    Windy then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 50. Southwest wind around 6 mph.
Monday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 58. South wind 8 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain likely and possibly a thunderstorm before 10pm, then a slight chance of rain between 10pm and 1am. Cloudy during the early evening, then gradual clearing, with a low around 49. Breezy, with a southwest wind 17 to 25 mph becoming northwest after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Sunny, with a high near 57. Breezy, with a west wind 22 to 25 mph.
Tuesday Night
Mostly clear, with a low around 49. Breezy, with a west wind 13 to 20 mph.
Wednesday
Partly sunny, with a high near 60. Breezy.
Wednesday Night
A chance of rain before 1am, then a chance of showers after 4am. Mostly cloudy, with a low around 47. Windy. Chance of precipitation is 40%.
Thursday
A 30 percent chance of showers before 7am. Sunny, with a high near 53. Windy.
Thursday Night
Mostly clear, with a low around 42.
Friday
Partly sunny, with a high near 59. Breezy.
Friday Night
Rain likely. Mostly cloudy, with a low around 54. Windy. Chance of precipitation is 60%.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 59.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
A 40 percent chance of rain. Partly sunny, with a high near 54.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Fishers Island NY
 41.25°N 72.04°W (Elev. 0 ft)
Last Update:
1:07 am EST Nov 3, 2025
Forecast Valid:
2am EST Nov 3, 2025-6pm EST Nov 9, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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