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.

Fair

31°F

-1°C

Humidity 64%
Wind Speed N 7 mph
Barometer 30.34 in (1027.3 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 21 Apr 5:56 am EDT
Extended Forecast for

Yantic CT

Freeze Warning until April 21, 09:00am
Click here for hazard details and duration
...
  •  
    Freeze Warning until April 21, 09:00am

    NOW until 9:00am Tue

    Freeze Warning

  • Today

    High: 51 °F

    Frost then
    Sunny

  • Tonight

    Tonight: A 30 percent chance of showers after 5am. Areas of frost between 11pm and midnight. Otherwise, increasing clouds, with a low around 35. South wind 3 to 6 mph.

    Low: 35 °F

    Areas Frost
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly between 8am and 2pm. Cloudy, with a high near 49. South wind 6 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 64. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Today
Widespread frost before 8am. Otherwise, sunny, with a high near 51. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tonight
A 30 percent chance of showers after 5am. Areas of frost between 11pm and midnight. Otherwise, increasing clouds, with a low around 35. South wind 3 to 6 mph.
Wednesday
Showers likely, mainly between 8am and 2pm. Cloudy, with a high near 49. South wind 6 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 39. Calm wind.
Thursday
Mostly sunny, with a high near 64. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 59.
Friday Night
Partly cloudy, with a low around 37.
Saturday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 56.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Partly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yantic CT
 41.51°N 72.01°W (Elev. 200 ft)
Last Update:
2:19 am EDT Apr 21, 2026
Forecast Valid:
6am EDT Apr 21, 2026-6pm EDT Apr 27, 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