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

63°F

17°C

Humidity 65%
Wind Speed SW 13 mph
Barometer 30.27 in (1025.1 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 3 Oct 2:56 pm EDT
Extended Forecast for

3 Miles S Yantic CT

  • Tonight

    Tonight: Areas of fog after 3am. Otherwise, clear, with a low around 44. Southwest wind 5 to 7 mph becoming calm after midnight.

    Low: 44 °F

    Clear then
    Areas Fog

  • Saturday

    Saturday: Areas of fog before 10am. Otherwise, sunny, with a high near 81. Calm wind becoming west around 6 mph in the afternoon.

    High: 81 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Areas of fog after 2am. Otherwise, mostly clear, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Clear
    then Areas
    Fog

  • Sunday

    Sunday: Areas of fog before 9am. Otherwise, sunny, with a high near 83. Calm wind becoming south around 6 mph in the afternoon.

    High: 83 °F

    Areas Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Tonight
Areas of fog after 3am. Otherwise, clear, with a low around 44. Southwest wind 5 to 7 mph becoming calm after midnight.
Saturday
Areas of fog before 10am. Otherwise, sunny, with a high near 81. Calm wind becoming west around 6 mph in the afternoon.
Saturday Night
Areas of fog after 2am. Otherwise, mostly clear, with a low around 54. Calm wind.
Sunday
Areas of fog before 9am. Otherwise, sunny, with a high near 83. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 53. Calm wind.
Monday
Sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Wednesday
Showers likely. Mostly cloudy, with a high near 71. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 62.
Thursday Night
Mostly clear, with a low around 40.
Friday
Sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Yantic CT
 41.49°N 72.05°W (Elev. 98 ft)
Last Update:
2:14 pm EDT Oct 3, 2025
Forecast Valid:
3pm EDT Oct 3, 2025-6pm EDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation