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

6°F

-14°C

Humidity 69%
Wind Speed NW 3 mph
Barometer 30.14 in (1020.6 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Last update 31 Jan 4:56 am EST
Extended Forecast for

Fishers Island NY

Cold Weather Advisory January 31, 05:22am until February 1, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 31, 05:22am until February 1, 10:00am

    NOW until 10:00am Sun

    Cold Weather Advisory

  • Today

    High: 22 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of snow after 1am. Increasing clouds, with a low around 16. Wind chill values between zero and 10. Blustery, with a north wind 10 to 15 mph increasing to 17 to 22 mph after midnight.

    Low: 16 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    and Blustery

  • Sunday

    Sunday: A 20 percent chance of snow before 1pm. Cloudy, with a high near 26. Wind chill values between -5 and 5. Windy, with a north wind 24 to 30 mph, with gusts as high as 40 mph.

    High: 26 °F

    Slight Chance
    Snow and
    Windy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18. Wind chill values between 5 and 10. Blustery, with a northwest wind 20 to 25 mph.

    Low: 18 °F

    Mostly Cloudy
    and Blustery

  • Monday

    Monday: Mostly sunny, with a high near 30. Northwest wind 14 to 17 mph.

    High: 30 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 22. Wind chill values between -5 and 5. Northwest wind 6 to 9 mph.
Tonight
A 20 percent chance of snow after 1am. Increasing clouds, with a low around 16. Wind chill values between zero and 10. Blustery, with a north wind 10 to 15 mph increasing to 17 to 22 mph after midnight.
Sunday
A 20 percent chance of snow before 1pm. Cloudy, with a high near 26. Wind chill values between -5 and 5. Windy, with a north wind 24 to 30 mph, with gusts as high as 40 mph.
Sunday Night
Mostly cloudy, with a low around 18. Wind chill values between 5 and 10. Blustery, with a northwest wind 20 to 25 mph.
Monday
Mostly sunny, with a high near 30. Northwest wind 14 to 17 mph.
Monday Night
Mostly clear, with a low around 18.
Tuesday
Sunny, with a high near 31.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Mostly sunny, with a high near 31.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Mostly sunny, with a high near 30.
Thursday Night
Partly cloudy, with a low around 18.
Friday
Mostly sunny, with a high near 31.
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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:
2:07 am EST Jan 31, 2026
Forecast Valid:
5am EST Jan 31, 2026-6pm EST Feb 6, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation