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.

Overcast

64°F

18°C

Humidity 93%
Wind Speed SW 8 mph
Barometer 29.86 in (1011.2 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 6 Nov 4:56 am EST
Extended Forecast for

3 Miles ENE Hadlyme CT

  • Overnight

    Overnight: Rain and possibly a thunderstorm. Low around 63. Southwest wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Rain

  • Friday

    Friday: Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Steady temperature around 64. South wind around 6 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 64 °F

    Heavy Rain

  • Friday Night

    Friday Night: Rain, mainly before 1am. Low around 55. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Rain

  • Saturday

    Saturday: A slight chance of showers between 1pm and 4pm. Mostly sunny, with a high near 66. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 66 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly between 7pm and 1am. Mostly cloudy, with a low around 43. West wind 5 to 11 mph, with gusts as high as 23 mph.

    Low: 43 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Overnight
Rain and possibly a thunderstorm. Low around 63. Southwest wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Steady temperature around 64. South wind around 6 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Friday Night
Rain, mainly before 1am. Low around 55. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A slight chance of showers between 1pm and 4pm. Mostly sunny, with a high near 66. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
A 30 percent chance of showers, mainly between 7pm and 1am. Mostly cloudy, with a low around 43. West wind 5 to 11 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 41.
Monday
Sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Sunny, with a high near 61.
Tuesday Night
Mostly clear, with a low around 38.
Veterans Day
Sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 32.
Thursday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Hadlyme CT
 41.44°N 72.3°W (Elev. 397 ft)
Last Update:
2:56 am EST Nov 6, 2026
Forecast Valid:
5am EST Nov 6, 2026-6pm EST Nov 12, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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