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

69°F

21°C

Humidity 70%
Wind Speed NW 8 mph
Barometer 29.87 in (1011.3 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 10 Sep 11:56 pm EDT
Extended Forecast for

2 Miles ESE Yantic CT

  • Overnight

    Overnight: Partly cloudy, with a low around 60. Light northwest wind.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 78. Northwest wind around 6 mph.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 77. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers after 2am. Mostly cloudy, with a low around 62. Light south wind.

    Low: 62 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 77 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 60. Light northwest wind.
Friday
Sunny, with a high near 78. Northwest wind around 6 mph.
Friday Night
Mostly clear, with a low around 50. Calm wind.
Saturday
Mostly sunny, with a high near 77. Calm wind becoming south 5 to 7 mph in the afternoon.
Saturday Night
A 50 percent chance of showers after 2am. Mostly cloudy, with a low around 62. Light south wind.
Sunday
Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Yantic CT
 41.51°N 72.01°W (Elev. 200 ft)
Last Update:
9:48 pm EDT Sep 10, 2026
Forecast Valid:
12am EDT Sep 11, 2026-6pm EDT Sep 17, 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