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

74°F

23°C

Humidity 91%
Wind Speed Calm
Barometer 29.88 in (1011.7 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 10 Aug 9:56 pm EDT
Extended Forecast for

2 Miles SW Yantic CT

  • Tonight

    Tonight: A 40 percent chance of showers before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 70. Light southwest wind.

    Low: 70 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88. Light west wind becoming northwest 5 to 9 mph in the morning.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon.

    High: 86 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
A 40 percent chance of showers before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 70. Light southwest wind.
Tuesday
Mostly sunny, with a high near 88. Light west wind becoming northwest 5 to 9 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 64. Calm wind.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 63. Calm wind.
Thursday
A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 84.
Thursday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 62.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 60.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Yantic CT
 41.5°N 72.08°W (Elev. 3 ft)
Last Update:
7:57 pm EDT Aug 10, 2026
Forecast Valid:
10pm EDT Aug 10, 2026-6pm EDT Aug 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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