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.

A Few Clouds

21°F

-6°C

Humidity 41%
Wind Speed NW 15 mph
Barometer 29.99 in (1015.5 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 29 Jan 2:56 pm EST
Extended Forecast for

Conning Towers-Nautilus Park CT

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

  • Tonight

    Tonight: Mostly clear, with a low around 2. Wind chill values between -5 and -15. Northwest wind 10 to 14 mph.

    Low: 2 °F

    Mostly Clear

  • Friday

    Friday: Sunny and cold, with a high near 16. Wind chill values between -5 and -15. West wind 14 to 16 mph.

    High: 16 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around 6. Wind chill values between -10 and zero. Northwest wind 9 to 13 mph.

    Low: 6 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 21. Wind chill values between -5 and 5. North wind 6 to 8 mph.

    High: 21 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 14. Blustery, with a north wind 9 to 14 mph increasing to 19 to 24 mph after midnight.

    Low: 14 °F

    Mostly Cloudy
    then Chance
    Snow and
    Blustery

  • Sunday

    Sunday: A 50 percent chance of snow. Cloudy, with a high near 25. Blustery.

    High: 25 °F

    Chance Snow
    and Blustery

  • Sunday Night

    Sunday Night: A 30 percent chance of snow before 1am. Mostly cloudy, with a low around 18. Blustery.

    Low: 18 °F

    Chance Snow
    and Blustery

  • Monday

    Monday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Monday Night

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

    Low: 18 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 2. Wind chill values between -5 and -15. Northwest wind 10 to 14 mph.
Friday
Sunny and cold, with a high near 16. Wind chill values between -5 and -15. West wind 14 to 16 mph.
Friday Night
Mostly clear, with a low around 6. Wind chill values between -10 and zero. Northwest wind 9 to 13 mph.
Saturday
Mostly sunny, with a high near 21. Wind chill values between -5 and 5. North wind 6 to 8 mph.
Saturday Night
A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 14. Blustery, with a north wind 9 to 14 mph increasing to 19 to 24 mph after midnight.
Sunday
A 50 percent chance of snow. Cloudy, with a high near 25. Blustery.
Sunday Night
A 30 percent chance of snow before 1am. Mostly cloudy, with a low around 18. Blustery.
Monday
Mostly sunny, with a high near 32.
Monday Night
Mostly clear, with a low around 18.
Tuesday
Mostly sunny, with a high near 33.
Tuesday Night
Partly cloudy, with a low around 17.
Wednesday
Mostly sunny, with a high near 30.
Wednesday Night
Partly cloudy, with a low around 14.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Conning Towers-Nautilus Park CT
 41.36°N 72.08°W (Elev. 79 ft)
Last Update:
1:13 pm EST Jan 29, 2026
Forecast Valid:
3pm EST Jan 29, 2026-6pm EST Feb 5, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation