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.

Partly Cloudy

42°F

6°C

Humidity 71%
Wind Speed SW 6 mph
Barometer 30.39 in (1029.0 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 30 Mar 12:56 am EDT
Extended Forecast for

Yantic CT

  • Overnight

    Overnight: Mostly cloudy, with a low around 39. Southwest wind around 6 mph.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 59. Southwest wind 9 to 15 mph.

    High: 59 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain after 2am. Mostly cloudy, with a low around 47. Southwest wind 5 to 8 mph.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain before 2pm. Mostly cloudy, with a high near 63. South wind 6 to 10 mph.

    High: 63 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain between 8pm and 2am. Mostly cloudy, with a low around 51. Southwest wind 8 to 11 mph. Chance of precipitation is 20%.

    Low: 51 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Rain likely after 2pm. Partly sunny, with a high near 70. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Partly Sunny
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely and possibly a thunderstorm before 2am, then a chance of rain. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Rain Likely

  • Thursday

    Thursday: A 40 percent chance of rain. Mostly cloudy, with a high near 49.

    High: 49 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely. Cloudy, with a low around 38. Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 39. Southwest wind around 6 mph.
Monday
Partly sunny, with a high near 59. Southwest wind 9 to 15 mph.
Monday Night
A 30 percent chance of rain after 2am. Mostly cloudy, with a low around 47. Southwest wind 5 to 8 mph.
Tuesday
A 30 percent chance of rain before 2pm. Mostly cloudy, with a high near 63. South wind 6 to 10 mph.
Tuesday Night
A slight chance of rain between 8pm and 2am. Mostly cloudy, with a low around 51. Southwest wind 8 to 11 mph. Chance of precipitation is 20%.
Wednesday
Rain likely after 2pm. Partly sunny, with a high near 70. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely and possibly a thunderstorm before 2am, then a chance of rain. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 49.
Thursday Night
Rain likely. Cloudy, with a low around 38. Chance of precipitation is 60%.
Friday
A 50 percent chance of rain. Cloudy, with a high near 54.
Friday Night
A 50 percent chance of rain. Cloudy, with a low around 38.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 53.
Saturday Night
A 40 percent chance of rain. Cloudy, with a low around 39.
Sunday
A 40 percent chance of rain. Mostly cloudy, with a high near 59.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yantic CT
 41.51°N 72.01°W (Elev. 200 ft)
Last Update:
7:43 pm EDT Mar 29, 2026
Forecast Valid:
1am EDT Mar 30, 2026-6pm EDT Apr 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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