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.

Overcast

40°F

4°C

Humidity 45%
Wind Speed N 12 mph
Barometer 30.28 in (1025.2 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 20 Apr 10:56 pm EDT
Extended Forecast for

Yantic CT

Freeze Warning April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Widespread frost after 4am. Otherwise, partly cloudy, with a low around 28. North wind around 6 mph.

    Low: 28 °F

    Frost

  • Tuesday

    Tuesday: Widespread frost before 8am. Otherwise, sunny, with a high near 52. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 52 °F

    Frost then
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy frost between 11pm and midnight. Otherwise, increasing clouds, with a low around 35. South wind 3 to 6 mph.

    Low: 35 °F

    Patchy Frost
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly between 8am and noon. Cloudy, with a high near 49. South wind 7 to 10 mph.

    High: 49 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly 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 62.

    High: 62 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread frost after 4am. Otherwise, partly cloudy, with a low around 28. North wind around 6 mph.
Tuesday
Widespread frost before 8am. Otherwise, sunny, with a high near 52. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Patchy frost between 11pm and midnight. Otherwise, increasing clouds, with a low around 35. South wind 3 to 6 mph.
Wednesday
A 30 percent chance of showers, mainly between 8am and noon. Cloudy, with a high near 49. South wind 7 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 40. Calm wind.
Thursday
Partly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 39.
Saturday
A 40 percent chance of showers after 8am. Partly sunny, with a high near 56.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 41.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 40.
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:
6:38 pm EDT Apr 20, 2026
Forecast Valid:
11pm EDT Apr 20, 2026-6pm EDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation