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

14°F

-10°C

Humidity 53%
Wind Speed N 9 mph
Barometer 30.02 in (1016.7 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 29 Jan 8:56 am EST
Extended Forecast for

Fishers Island NY

Cold Weather Advisory January 30, 12:00am until January 30, 10:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Today

    Today: Sunny, with a high near 23. Wind chill values between zero and 10. Northwest wind around 15 mph.

    High: 23 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 9. Wind chill values between -5 and 5. Blustery, with a northwest wind 16 to 20 mph.

    Low: 9 °F

    Mostly Clear
    then Mostly
    Clear and
    Blustery

  • Friday

    Friday: Sunny and cold, with a high near 18. Wind chill values between -10 and zero. Blustery, with a west wind around 20 mph.

    High: 18 °F

    Cold and
    Blustery

  • Friday Night

    Friday Night: Mostly clear, with a low around 5. Wind chill values between -5 and zero. Northwest wind 13 to 18 mph.

    Low: 5 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 21. Northwest wind 7 to 10 mph.

    High: 21 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 16. Windy.

    Low: 16 °F

    Mostly Cloudy
    then Chance
    Snow and
    Windy

  • Sunday

    Sunday: Snow likely. Cloudy, with a high near 26. Windy. Chance of precipitation is 60%.

    High: 26 °F

    Snow Likely
    and Windy

  • Sunday Night

    Sunday Night: A 30 percent chance of snow before 1am. Mostly cloudy, with a low around 20. Windy.

    Low: 20 °F

    Chance Snow
    and Windy

  • Monday

    Monday: Partly sunny, with a high near 32. Breezy.

    High: 32 °F

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

Detailed Forecast

Today
Sunny, with a high near 23. Wind chill values between zero and 10. Northwest wind around 15 mph.
Tonight
Mostly clear, with a low around 9. Wind chill values between -5 and 5. Blustery, with a northwest wind 16 to 20 mph.
Friday
Sunny and cold, with a high near 18. Wind chill values between -10 and zero. Blustery, with a west wind around 20 mph.
Friday Night
Mostly clear, with a low around 5. Wind chill values between -5 and zero. Northwest wind 13 to 18 mph.
Saturday
Mostly sunny, with a high near 21. Northwest wind 7 to 10 mph.
Saturday Night
A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 16. Windy.
Sunday
Snow likely. Cloudy, with a high near 26. Windy. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of snow before 1am. Mostly cloudy, with a low around 20. Windy.
Monday
Partly sunny, with a high near 32. Breezy.
Monday Night
Mostly clear, with a low around 21.
Tuesday
Sunny, with a high near 33.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Mostly sunny, with a high near 30.
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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:
1:43 am EST Jan 29, 2026
Forecast Valid:
9am EST Jan 29, 2026-6pm EST Feb 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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