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

17°F

-8°C

Humidity 45%
Wind Speed W 8 mph
Barometer 30.48 in (1032.2 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 21 Jan 12:56 am EST
Extended Forecast for

Conning Towers-Nautilus Park CT

  • Overnight

    Overnight: Clear, with a low around 16. Wind chill values between 5 and 10. West wind around 9 mph.

    Low: 16 °F

    Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 36. Wind chill values between 5 and 15. West wind 7 to 14 mph becoming south in the afternoon.

    High: 36 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: A chance of rain and snow, mainly between 1am and 4am. Cloudy, with a temperature rising to around 39 by 11pm. Southwest wind 14 to 17 mph. Chance of precipitation is 40%.

    Low: 35 °F⇑

    Chance
    Rain/Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 42. Southwest wind 14 to 17 mph.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26. West wind 11 to 14 mph.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 9.

    Low: 9 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 15.

    High: 15 °F

    Cold

  • Saturday Night

    Saturday Night: A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 10.

    Low: 10 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Overnight
Clear, with a low around 16. Wind chill values between 5 and 10. West wind around 9 mph.
Wednesday
Increasing clouds, with a high near 36. Wind chill values between 5 and 15. West wind 7 to 14 mph becoming south in the afternoon.
Wednesday Night
A chance of rain and snow, mainly between 1am and 4am. Cloudy, with a temperature rising to around 39 by 11pm. Southwest wind 14 to 17 mph. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 42. Southwest wind 14 to 17 mph.
Thursday Night
Partly cloudy, with a low around 26. West wind 11 to 14 mph.
Friday
Partly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 9.
Saturday
Mostly sunny and cold, with a high near 15.
Saturday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 10.
Sunday
Snow likely. Mostly cloudy and cold, with a high near 20. Chance of precipitation is 60%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 16. Chance of precipitation is 60%.
Monday
A 40 percent chance of snow. Partly sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Sunny, with a high near 25.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Conning Towers-Nautilus Park CT
 41.36°N 72.08°W (Elev. 79 ft)
Last Update:
1:12 am EST Jan 21, 2026
Forecast Valid:
1am EST Jan 21, 2026-6pm EST Jan 27, 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