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.

Partly Cloudy

53°F

12°C

Humidity 72%
Wind Speed S 8 mph
Barometer 29.90 in (1012.5 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 26 Mar 12:56 pm EDT
Extended Forecast for

2 Miles WSW Fishers Island NY

  • This Afternoon

    This Afternoon: A 30 percent chance of showers after 5pm. Partly sunny, with a high near 49. Southwest wind around 16 mph, with gusts as high as 26 mph.

    High: 49 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers. Low around 45. Breezy, with a southwest wind 18 to 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Showers and
    Breezy

  • Friday

    Friday: Showers likely, mainly before 8am. Cloudy, with a temperature falling to around 43 by 5pm. North wind 11 to 14 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F⇓

    Showers
    Likely

  • Friday Night

    Friday Night: A slight chance of rain before 2am, then a slight chance of rain and snow. Mostly cloudy, with a low around 31. Wind chill values between 25 and 30. Northeast wind 7 to 10 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 38. North wind 14 to 16 mph.

    High: 38 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 48. Breezy.

    High: 48 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

This Afternoon
A 30 percent chance of showers after 5pm. Partly sunny, with a high near 49. Southwest wind around 16 mph, with gusts as high as 26 mph.
Tonight
Showers. Low around 45. Breezy, with a southwest wind 18 to 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers likely, mainly before 8am. Cloudy, with a temperature falling to around 43 by 5pm. North wind 11 to 14 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A slight chance of rain before 2am, then a slight chance of rain and snow. Mostly cloudy, with a low around 31. Wind chill values between 25 and 30. Northeast wind 7 to 10 mph. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 38. North wind 14 to 16 mph.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Mostly cloudy, with a low around 38.
Monday
Mostly cloudy, with a high near 48. Breezy.
Monday Night
Mostly cloudy, with a low around 44. Breezy.
Tuesday
A 40 percent chance of rain. Partly sunny, with a high near 48.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 41.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 47. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Fishers Island NY
 41.25°N 72.02°W (Elev. 0 ft)
Last Update:
5:42 am EDT Mar 26, 2026
Forecast Valid:
1pm EDT Mar 26, 2026-6pm EDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation