National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Overcast

35°F

2°C

Humidity 76%
Wind Speed Calm
Barometer 30.10 in (1019.1 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 19 Feb 7:56 pm EST
Extended Forecast for

Ledyard CT

  • Tonight

    Tonight: Increasing clouds, with a low around 28. Light east wind.

    Low: 28 °F

    Increasing
    Clouds

  • Friday

    Friday: Rain likely, possibly mixed with snow before 1pm, then rain. High near 38. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 38 °F

    Rain/Snow

  • Friday Night

    Friday Night: Rain, possibly mixed with snow before 4am, then a chance of snow. Low around 30. Northeast wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of rain and snow before 10am, then a chance of rain between 10am and 4pm, then a chance of snow after 4pm. Mostly cloudy, with a high near 40. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 40 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 26. East wind 3 to 5 mph.

    Low: 26 °F

    Chance Snow

  • Sunday

    Sunday: A 40 percent chance of snow after 1pm. Mostly cloudy, with a high near 36.

    High: 36 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday Night

    Sunday Night: Snow likely. Cloudy, with a low around 27. Chance of precipitation is 60%.

    Low: 27 °F

    Snow Likely

  • Monday

    Monday: A 50 percent chance of snow. Mostly cloudy, with a high near 34. Breezy.

    High: 34 °F

    Chance Snow
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 28. Light east wind.
Friday
Rain likely, possibly mixed with snow before 1pm, then rain. High near 38. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday Night
Rain, possibly mixed with snow before 4am, then a chance of snow. Low around 30. Northeast wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday
A chance of rain and snow before 10am, then a chance of rain between 10am and 4pm, then a chance of snow after 4pm. Mostly cloudy, with a high near 40. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 26. East wind 3 to 5 mph.
Sunday
A 40 percent chance of snow after 1pm. Mostly cloudy, with a high near 36.
Sunday Night
Snow likely. Cloudy, with a low around 27. Chance of precipitation is 60%.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 34. Breezy.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 15.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 41.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 32.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ledyard CT
 41.44°N 72°W (Elev. 200 ft)
Last Update:
3:51 pm EST Feb 19, 2026
Forecast Valid:
8pm EST Feb 19, 2026-6pm EST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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