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.

Fair

28°F

-2°C

Humidity 60%
Wind Speed E 3 mph
Barometer 29.99 in (1015.6 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 27 Feb 2:56 am EST
Extended Forecast for

3 Miles ENE East Haddam CT

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 27. Light north wind.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 41. Wind chill values between 25 and 35. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 41 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 25. Light south wind.

    Low: 25 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 49. Wind chill values between 20 and 30 early. Southwest wind 5 to 7 mph.

    High: 49 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28. Calm wind becoming northwest around 5 mph after midnight.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Scattered snow showers before 1pm. Cloudy, then gradual clearing during the afternoon, with a high near 36. Chance of precipitation is 50%.

    High: 36 °F

    Scattered
    Snow Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 12.

    Low: 12 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 27. Light north wind.
Friday
Sunny, with a high near 41. Wind chill values between 25 and 35. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 25. Light south wind.
Saturday
Mostly sunny, with a high near 49. Wind chill values between 20 and 30 early. Southwest wind 5 to 7 mph.
Saturday Night
Partly cloudy, with a low around 28. Calm wind becoming northwest around 5 mph after midnight.
Sunday
Scattered snow showers before 1pm. Cloudy, then gradual clearing during the afternoon, with a high near 36. Chance of precipitation is 50%.
Sunday Night
Mostly clear, with a low around 12.
Monday
Partly sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
A chance of rain and snow after 1pm. Mostly cloudy, with a high near 35. Chance of precipitation is 30%.
Tuesday Night
Rain and snow likely. Cloudy, with a low around 28. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of rain. Mostly sunny, with a high near 45.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
A 30 percent chance of rain. Cloudy, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE East Haddam CT
 41.47°N 72.41°W (Elev. 554 ft)
Last Update:
12:50 am EST Feb 27, 2026
Forecast Valid:
3am EST Feb 27, 2026-6pm EST Mar 5, 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