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

39°F

4°C

Humidity 70%
Wind Speed NW 10 mph
Barometer 30.03 in (1016.8 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 14 Nov 7:56 am EST
Extended Forecast for

Yantic CT

  • Today

    Today: Sunny, with a high near 46. Northwest wind 7 to 13 mph.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: Patchy frost after 9pm. Otherwise, mostly clear, with a low around 27. Northwest wind around 5 mph.

    Low: 27 °F

    Patchy Frost

  • Saturday

    Saturday: Patchy frost before 8am. Otherwise, increasing clouds, with a high near 50. Wind chill values between 25 and 35 early. Light and variable wind becoming west 5 to 7 mph in the morning.

    High: 50 °F

    Patchy Frost
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Rain. Temperature rising to around 48 by 1am. Light southwest wind increasing to 5 to 9 mph in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F⇑

    Rain

  • Sunday

    Sunday: A 30 percent chance of rain before 1pm. Cloudy, then gradually becoming mostly sunny, with a temperature rising to near 52 by 10am, then falling to around 45 during the remainder of the day. West wind 10 to 17 mph, with gusts as high as 28 mph.

    High: 52 °F⇓

    Chance Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 46. Northwest wind 7 to 13 mph.
Tonight
Patchy frost after 9pm. Otherwise, mostly clear, with a low around 27. Northwest wind around 5 mph.
Saturday
Patchy frost before 8am. Otherwise, increasing clouds, with a high near 50. Wind chill values between 25 and 35 early. Light and variable wind becoming west 5 to 7 mph in the morning.
Saturday Night
Rain. Temperature rising to around 48 by 1am. Light southwest wind increasing to 5 to 9 mph in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
A 30 percent chance of rain before 1pm. Cloudy, then gradually becoming mostly sunny, with a temperature rising to near 52 by 10am, then falling to around 45 during the remainder of the day. West wind 10 to 17 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 44.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Mostly sunny, with a high near 47.
Tuesday Night
Partly cloudy, with a low around 28.
Wednesday
Sunny, with a high near 48.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
Mostly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Yantic CT
 41.54°N 72.07°W (Elev. 167 ft)
Last Update:
1:06 am EST Nov 14, 2025
Forecast Valid:
8am EST Nov 14, 2025-6pm EST Nov 20, 2025
 
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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