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

75°F

24°C

Humidity 84%
Wind Speed S 10 mph
Barometer 29.84 in (1010.4 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 13 Aug 12:56 pm EDT
Extended Forecast for

Yantic CT

  • This Afternoon

    This Afternoon: A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 81. West wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 81 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 81. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers before 2am. Partly cloudy, with a low around 57. Calm wind becoming north around 5 mph after midnight.

    Low: 57 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 81. North wind 6 to 9 mph.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers, mainly after 8pm. Low around 65. Chance of precipitation is 80%.

    Low: 65 °F

    Showers

  • Monday

    Monday: Showers likely, mainly before 8am. Partly sunny, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Showers
    Likely then
    Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 81. West wind 8 to 10 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 81. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
A 20 percent chance of showers before 2am. Partly cloudy, with a low around 57. Calm wind becoming north around 5 mph after midnight.
Saturday
Sunny, with a high near 81. North wind 6 to 9 mph.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 80.
Sunday Night
Showers, mainly after 8pm. Low around 65. Chance of precipitation is 80%.
Monday
Showers likely, mainly before 8am. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yantic CT
 41.53°N 72.01°W (Elev. 200 ft)
Last Update:
4:30 am EDT Aug 13, 2026
Forecast Valid:
1pm EDT Aug 13, 2026-6pm EDT Aug 19, 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