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

49°F

9°C

Humidity 74%
Wind Speed SW 6 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 13 May 12:56 am EDT
Extended Forecast for

2 Miles ESE Yantic CT

  • Overnight

    Overnight: Mostly cloudy, with a low around 46. Light south wind.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 63. Breezy, with a south wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 63 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 11pm, then a chance of showers after 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 51. South wind 8 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.

    Low: 51 °F

    Slight Chance
    Showers then
    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Patchy fog. High near 63. East wind around 8 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 49. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.

    High: 63 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 49.

    Low: 49 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 46. Light south wind.
Wednesday
Mostly cloudy, with a high near 63. Breezy, with a south wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.
Wednesday Night
A slight chance of showers before 11pm, then a chance of showers after 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 51. South wind 8 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Patchy fog. High near 63. East wind around 8 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 49. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 49.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 56.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Partly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Yantic CT
 41.51°N 72.01°W (Elev. 200 ft)
Last Update:
2:36 pm EDT May 12, 2026
Forecast Valid:
1am EDT May 13, 2026-6pm EDT May 19, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation