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.

Overcast

38°F

3°C

Humidity 73%
Wind Speed SE 10 mph
Barometer 30.44 in (1030.6 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 15 Mar 5:56 pm EDT
Extended Forecast for

Fishers Island NY

Wind Advisory March 16, 02:00pm until March 17, 04:00am
Click here for hazard details and duration
Wind Advisory

  • Tonight

    Tonight: Showers, mainly after 2am. Temperature falling to near 38 by 10pm, then rising to around 43 during the remainder of the night. Breezy, with an east wind 14 to 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F⇑

    Partly Cloudy
    then Showers
    and Breezy

  • Monday

    Monday: Showers and possibly a thunderstorm. Patchy fog. High near 52. Windy, with a south wind 24 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 52 °F

    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then showers likely. Low around 37. Windy, with a south wind 31 to 37 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 37 °F

    Showers and
    Windy

  • Tuesday

    Tuesday: Showers likely before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 41. Breezy, with a west wind around 23 mph. Chance of precipitation is 60%.

    High: 41 °F

    Breezy.
    Showers
    Likely then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 27. Breezy, with a west wind 16 to 22 mph.

    Low: 27 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 36.

    High: 36 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers, mainly after 2am. Temperature falling to near 38 by 10pm, then rising to around 43 during the remainder of the night. Breezy, with an east wind 14 to 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers and possibly a thunderstorm. Patchy fog. High near 52. Windy, with a south wind 24 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 37. Windy, with a south wind 31 to 37 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
Showers likely before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 41. Breezy, with a west wind around 23 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 27. Breezy, with a west wind 16 to 22 mph.
Wednesday
Increasing clouds, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 44.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 37.
Saturday
A 40 percent chance of rain. Partly sunny, with a high near 45.
Saturday Night
Mostly cloudy, with a low around 35. Breezy.
Sunday
Mostly sunny, with a high near 42. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fishers Island NY
 41.27°N 72.01°W (Elev. 7 ft)
Last Update:
2:22 pm EDT Mar 15, 2026
Forecast Valid:
6pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation