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

11°F

-12°C

Humidity 61%
Wind Speed Vrbl 3 mph
Barometer 30.52 in (1033.5 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Last update 21 Jan 4:56 am EST
Extended Forecast for

2 Miles WSW Ledyard CT

  • Today

    Today: Increasing clouds, with a high near 32. Wind chill values between 10 and 20. Light west wind becoming southwest 5 to 10 mph in the morning.

    High: 32 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A chance of rain and snow, mainly between 1am and 4am. Cloudy, with a temperature rising to around 35 by 9pm. Wind chill values between 25 and 30. Southwest wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    Low: 31 °F⇑

    Chance
    Rain/Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 42. West wind 8 to 13 mph, with gusts as high as 24 mph.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23. West wind around 6 mph.

    Low: 23 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 32. West wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 32 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 5.

    Low: 5 °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 5.

    Low: 5 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely. Mostly cloudy and cold, with a high near 19. Chance of precipitation is 60%.

    High: 19 °F

    Snow Likely

Detailed Forecast

Today
Increasing clouds, with a high near 32. Wind chill values between 10 and 20. Light west wind becoming southwest 5 to 10 mph in the morning.
Tonight
A chance of rain and snow, mainly between 1am and 4am. Cloudy, with a temperature rising to around 35 by 9pm. Wind chill values between 25 and 30. Southwest wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 42. West wind 8 to 13 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 23. West wind around 6 mph.
Friday
Partly sunny, with a high near 32. West wind 6 to 11 mph, with gusts as high as 22 mph.
Friday Night
Partly cloudy, with a low around 5.
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 5.
Sunday
Snow likely. Mostly cloudy and cold, with a high near 19. Chance of precipitation is 60%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 12. 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 9.
Tuesday
Sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Ledyard CT
 41.42°N 72.03°W (Elev. 233 ft)
Last Update:
1:12 am EST Jan 21, 2026
Forecast Valid:
5am EST Jan 21, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation