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 70%
Wind Speed SE 6 mph
Barometer 30.56 in (1034.7 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 3 Mar 11:56 am EST
Extended Forecast for

2 Miles W Hadlyme CT

Winter Weather Advisory until March 3, 10:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until March 3, 10:00pm

    NOW until 10:00pm Tue

    Winter Weather Advisory

  • This Afternoon

    High: 38 °F

    Rain/Snow

  • Tonight

    Tonight: Rain, mainly before 1am.  Low around 33. Light and variable wind becoming southwest around 6 mph in the evening.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 33 °F

    Rain

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 50. Calm wind.

    High: 50 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: A slight chance of rain between 1am and 4am, then a slight chance of freezing rain after 4am.  Mostly cloudy, with a low around 30. Calm wind.  Chance of precipitation is 20%.

    Low: 30 °F

    Partly Cloudy
    then Slight
    Chance
    Rain/Freezing
    Rain

  • Thursday

    Thursday: A slight chance of freezing rain before 7am, then a chance of rain.  Cloudy, with a high near 45. Light and variable wind.  Chance of precipitation is 50%.

    High: 45 °F

    Chance
    Rain/Freezing
    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely.  Cloudy, with a low around 35. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 35 °F

    Rain Likely

  • Friday

    Friday: A 50 percent chance of rain before 1pm.  Mostly cloudy, with a high near 43.

    High: 43 °F

    Chance Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Rain and snow, becoming all rain after 3pm. High near 38. East wind around 6 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Rain, mainly before 1am. Low around 33. Light and variable wind becoming southwest around 6 mph in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 50. Calm wind.
Wednesday Night
A slight chance of rain between 1am and 4am, then a slight chance of freezing rain after 4am. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 20%.
Thursday
A slight chance of freezing rain before 7am, then a chance of rain. Cloudy, with a high near 45. Light and variable wind. Chance of precipitation is 50%.
Thursday Night
Rain likely. Cloudy, with a low around 35. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
A 50 percent chance of rain before 1pm. Mostly cloudy, with a high near 43.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
Mostly cloudy, with a high near 51.
Saturday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Sunday
Mostly cloudy, with a high near 58.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 60.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Hadlyme CT
 41.4°N 72.36°W (Elev. 279 ft)
4:31 am EST Mar 3, 2026
12pm EST Mar 3, 2026-6pm EDT Mar 9, 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