Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fog/Mist

30°F

-1°C

Humidity 92%
Wind Speed Calm
Barometer 30.05 in (1017.7 mb)
Dewpoint 28°F (-2°C)
Visibility 5.00 mi
Last update 18 Jan 5:56 am EST
Extended Forecast for

Ledyard CT

Winter Weather Advisory until January 19, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 19, 04:00am

    NOW until 4:00am Mon

    Winter Weather Advisory

  • Today

    High: 36 °F

    Rain/Snow and
    Areas
    Freezing Fog

  • Tonight

    Tonight: Snow, mainly before 1am.  Low around 22. Calm wind becoming northwest around 5 mph after midnight.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 22 °F

    Snow

  • M.L.King Day

    M.L.King Day: Mostly cloudy, then gradually becoming sunny, with a high near 31. Wind chill values between 15 and 20. Southwest wind 6 to 16 mph, with gusts as high as 28 mph.

    High: 31 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15. West wind around 10 mph, with gusts as high as 23 mph.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 25. West wind 8 to 15 mph, with gusts as high as 26 mph.

    High: 25 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow before 10am, then snow likely, possibly mixed with rain between 10am and 1pm, then snow after 1pm. Areas of freezing fog before 7am. High near 36. Calm wind becoming east around 5 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow, mainly before 1am. Low around 22. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
M.L.King Day
Mostly cloudy, then gradually becoming sunny, with a high near 31. Wind chill values between 15 and 20. Southwest wind 6 to 16 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 15. West wind around 10 mph, with gusts as high as 23 mph.
Tuesday
Sunny, with a high near 25. West wind 8 to 15 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 8.
Wednesday
Mostly sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 37.
Thursday Night
Partly cloudy, with a low around 16.
Friday
Mostly sunny, with a high near 31.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
A 30 percent chance of snow. Mostly cloudy, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
Ledyard CT
 41.44°N 72°W (Elev. 200 ft)
4:59 am EST Jan 18, 2026
6am EST Jan 18, 2026-6pm EST Jan 24, 2026
 
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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