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.

A Few Clouds

31°F

-1°C

Humidity 92%
Wind Speed Calm
Barometer 30.61 in (1036.5 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 9 Apr 3:56 am EDT
Extended Forecast for

Yantic CT

  • Today

    Today: Widespread frost before 8am. Otherwise, sunny, with a high near 53. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 53 °F

    Frost then
    Sunny

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 33. South wind around 6 mph becoming calm in the evening.

    Low: 33 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 59. Light south wind increasing to 6 to 11 mph in the morning.

    High: 59 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 41. South wind 5 to 7 mph.

    Low: 41 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 60. Northwest wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 60 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

Detailed Forecast

Today
Widespread frost before 8am. Otherwise, sunny, with a high near 53. Light and variable wind becoming south 5 to 10 mph in the morning.
Tonight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 33. South wind around 6 mph becoming calm in the evening.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 59. Light south wind increasing to 6 to 11 mph in the morning.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 41. South wind 5 to 7 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 60. Northwest wind 9 to 11 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Mostly cloudy, with a high near 65.
Monday Night
Mostly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Mostly cloudy, with a low around 57.
Wednesday
Partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Yantic CT
 41.51°N 72.01°W (Elev. 200 ft)
Last Update:
3:30 am EDT Apr 9, 2026
Forecast Valid:
4am EDT Apr 9, 2026-6pm EDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation