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.

Fair

23°F

-5°C

Humidity 46%
Wind Speed N 10 mph
Barometer 30.10 in (1019.1 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 25 Dec 11:56 pm EST
Extended Forecast for

Fishers Island NY

Winter Storm Warning December 26, 07:00pm until December 27, 01:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Overnight

    Overnight: Mostly clear, with a low around 20. Wind chill values between 5 and 10. Blustery, with a north wind 18 to 20 mph.

    Low: 20 °F

    Mostly Clear
    and Blustery

  • Friday

    Friday: A 20 percent chance of snow after 4pm. Increasing clouds, with a high near 29. Wind chill values between 5 and 15. North wind 7 to 16 mph.

    High: 29 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: Snow, mainly after 7pm. Low around 26. Wind chill values between 15 and 20. Northeast wind 7 to 16 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 26 °F

    Snow

  • Saturday

    Saturday: A 50 percent chance of snow before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 33. Wind chill values between 15 and 25. North wind 13 to 17 mph.

    High: 33 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24. North wind 7 to 10 mph.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Rain, mainly after 1am. Low around 34. Chance of precipitation is 80%.

    Low: 34 °F

    Chance Rain
    then Rain

  • Monday

    Monday: Rain. High near 47. Breezy. Chance of precipitation is 80%.

    High: 47 °F

    Rain and
    Breezy

  • Monday Night

    Monday Night: A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 29. Windy.

    Low: 29 °F

    Chance Rain
    and Windy

Detailed Forecast

Overnight
Mostly clear, with a low around 20. Wind chill values between 5 and 10. Blustery, with a north wind 18 to 20 mph.
Friday
A 20 percent chance of snow after 4pm. Increasing clouds, with a high near 29. Wind chill values between 5 and 15. North wind 7 to 16 mph.
Friday Night
Snow, mainly after 7pm. Low around 26. Wind chill values between 15 and 20. Northeast wind 7 to 16 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday
A 50 percent chance of snow before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 33. Wind chill values between 15 and 25. North wind 13 to 17 mph.
Saturday Night
Partly cloudy, with a low around 24. North wind 7 to 10 mph.
Sunday
Partly sunny, with a high near 39.
Sunday Night
Rain, mainly after 1am. Low around 34. Chance of precipitation is 80%.
Monday
Rain. High near 47. Breezy. Chance of precipitation is 80%.
Monday Night
A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 29. Windy.
Tuesday
Mostly sunny, with a high near 32. Windy.
Tuesday Night
Partly cloudy, with a low around 28. Breezy.
Wednesday
Partly sunny, with a high near 36. Breezy.
Wednesday Night
Mostly cloudy, with a low around 27. Breezy.
New Year's Day
Mostly cloudy, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fishers Island NY
 41.27°N 72.01°W (Elev. 7 ft)
Last Update:
1:14 pm EST Dec 25, 2025
Forecast Valid:
12am EST Dec 26, 2025-6pm EST Jan 1, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation