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.

Overcast

42°F

6°C

Humidity 92%
Wind Speed S 9 mph
Barometer 29.34 in (993.6 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 15 Jan 6:56 am EST
Extended Forecast for

2 Miles WSW Fishers Island NY

  • Today

    Today: Partly sunny, with a temperature falling to around 37 by 5pm. Breezy, with a southwest wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon.

    High: 43 °F⇓

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 24. Wind chill values between 5 and 15. Windy, with a west wind 25 to 29 mph.

    Low: 24 °F

    Decreasing
    Clouds and
    Windy

  • Friday

    Friday: Sunny, with a high near 35. Wind chill values between 5 and 15. Windy, with a west wind 20 to 30 mph.

    High: 35 °F

    Sunny and
    Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a temperature rising to around 37 by 3am. Wind chill values between 25 and 30. Southwest wind 11 to 16 mph.

    Low: 34 °F⇑

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain and snow before 10am, then a chance of rain. Mostly cloudy, with a steady temperature around 38. Southwest wind around 11 mph. Chance of precipitation is 40%.

    High: 38 °F

    Slight Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of snow. Mostly cloudy, with a high near 38.

    High: 38 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow before 1am. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Chance Snow

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 32. Breezy.

    High: 32 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

Today
Partly sunny, with a temperature falling to around 37 by 5pm. Breezy, with a southwest wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 24. Wind chill values between 5 and 15. Windy, with a west wind 25 to 29 mph.
Friday
Sunny, with a high near 35. Wind chill values between 5 and 15. Windy, with a west wind 20 to 30 mph.
Friday Night
Mostly cloudy, with a temperature rising to around 37 by 3am. Wind chill values between 25 and 30. Southwest wind 11 to 16 mph.
Saturday
A slight chance of rain and snow before 10am, then a chance of rain. Mostly cloudy, with a steady temperature around 38. Southwest wind around 11 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
A 50 percent chance of snow. Mostly cloudy, with a high near 38.
Sunday Night
A 30 percent chance of snow before 1am. Mostly cloudy, with a low around 26.
M.L.King Day
Mostly sunny, with a high near 32. Breezy.
Monday Night
Partly cloudy, with a low around 21. Breezy.
Tuesday
Mostly sunny, with a high near 26. Breezy.
Tuesday Night
Partly cloudy, with a low around 17. Breezy.
Wednesday
Mostly sunny, with a high near 28. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Fishers Island NY
 41.25°N 72.02°W (Elev. 0 ft)
Last Update:
5:52 am EST Jan 15, 2026
Forecast Valid:
7am EST Jan 15, 2026-6pm EST Jan 21, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation