National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Partly Cloudy

61°F

16°C

Humidity 78%
Wind Speed SE 14 mph
Barometer 30.25 in (1024.3 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 11 Oct 11:56 am EDT
Extended Forecast for

2 Miles WSW Fishers Island NY

Coastal Flood Watch October 12, 12:00pm until October 13, 08:00pm
High Wind Watch October 12, 12:00pm until October 13, 12:00pm
Click here for hazard details and duration
Coastal Flood Watch
High Wind Watch

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 65. East wind 11 to 13 mph.

    High: 65 °F

    Partly Sunny

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 2am. Mostly cloudy, with a low around 60. Breezy, with an east wind 16 to 22 mph.

    Low: 60 °F

    Chance Rain
    and Breezy

  • Sunday

    Sunday: Rain, mainly after 8am. High near 63. Windy, with a northeast wind 23 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 63 °F

    Rain and
    Windy

  • Sunday Night

    Sunday Night: Rain. Low around 58. Windy, with a northeast wind 34 to 36 mph, with gusts as high as 46 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 58 °F

    Rain and
    Windy

  • Columbus Day

    Columbus Day: Rain. High near 61. Windy, with a northeast wind 31 to 33 mph, with gusts as high as 47 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    High: 61 °F

    Rain and
    Windy

  • Monday Night

    Monday Night: Rain. Steady temperature around 60. Windy. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 60 °F

    Rain and
    Windy

  • Tuesday

    Tuesday: Rain before 8am, then showers likely, mainly between 8am and 2pm. High near 61. Breezy. Chance of precipitation is 80%.

    High: 61 °F

    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 54. Breezy.

    Low: 54 °F

    Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 65. East wind 11 to 13 mph.
Tonight
A 30 percent chance of rain, mainly after 2am. Mostly cloudy, with a low around 60. Breezy, with an east wind 16 to 22 mph.
Sunday
Rain, mainly after 8am. High near 63. Windy, with a northeast wind 23 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain. Low around 58. Windy, with a northeast wind 34 to 36 mph, with gusts as high as 46 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Columbus Day
Rain. High near 61. Windy, with a northeast wind 31 to 33 mph, with gusts as high as 47 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Monday Night
Rain. Steady temperature around 60. Windy. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Rain before 8am, then showers likely, mainly between 8am and 2pm. High near 61. Breezy. Chance of precipitation is 80%.
Tuesday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 54. Breezy.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 48. Breezy.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 59.
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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:
5:47 am EDT Oct 11, 2025
Forecast Valid:
12pm EDT Oct 11, 2025-6pm EDT Oct 17, 2025
 
Forecast Discussion
 
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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