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

26°F

-3°C

Humidity 88%
Wind Speed Calm
Barometer 30.18 in (1022.0 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 16 Feb 10:56 pm EST
Extended Forecast for

New London CT

  • Tonight

    Tonight: A slight chance of snow and freezing rain after 4am. Mostly cloudy, with a low around 27. Light north wind. Chance of precipitation is 20%.

    Low: 27 °F

    Slight Chance
    Wintry Mix

  • Tuesday

    Tuesday: A slight chance of snow and freezing rain before 10am. Mostly cloudy, with a high near 38. Calm wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Wintry Mix
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. Light northwest wind.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain, mainly after 1pm. High near 39. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 39 °F

    Chance Rain
    then Rain

  • Wednesday Night

    Wednesday Night: Rain, snow, and sleet likely before 1am, then a slight chance of snow. Cloudy, with a low around 31. North wind around 7 mph. Chance of precipitation is 70%. New snow and sleet accumulation of less than a half inch possible.

    Low: 31 °F

    Wintry Mix
    Likely

  • Thursday

    Thursday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Friday

    Friday: Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.

    High: 38 °F

    Rain/Snow
    Likely

  • Friday Night

    Friday Night: A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.

    Low: 29 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
A slight chance of snow and freezing rain after 4am. Mostly cloudy, with a low around 27. Light north wind. Chance of precipitation is 20%.
Tuesday
A slight chance of snow and freezing rain before 10am. Mostly cloudy, with a high near 38. Calm wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 30. Light northwest wind.
Wednesday
Rain, mainly after 1pm. High near 39. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain, snow, and sleet likely before 1am, then a slight chance of snow. Cloudy, with a low around 31. North wind around 7 mph. Chance of precipitation is 70%. New snow and sleet accumulation of less than a half inch possible.
Thursday
Partly sunny, with a high near 40.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Saturday
A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 37.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 24.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New London CT
 41.37°N 72.11°W (Elev. 125 ft)
Last Update:
7:54 pm EST Feb 16, 2026
Forecast Valid:
11pm EST Feb 16, 2026-6pm EST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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