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 54%
Wind Speed SW 12 mph
Barometer 30.19 in (1022.2 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 29 Aug 1:56 pm EDT
Extended Forecast for

Yantic CT

  • This Afternoon

    This Afternoon: Sunny, with a high near 78. Light west wind.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 63. Southwest wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Chance
    Showers

  • Monday

    Monday: Mostly cloudy through mid morning, then becoming sunny, with a high near 81. Light and variable wind.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then showers likely between 8pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers after 2pm. Mostly cloudy, with a high near 79.

    High: 79 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 78. Light west wind.
Tonight
Mostly clear, with a low around 58. Calm wind.
Sunday
Mostly sunny, with a high near 82. Light southwest wind increasing to 5 to 10 mph in the morning.
Sunday Night
A 50 percent chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 63. Southwest wind around 5 mph becoming calm in the evening.
Monday
Mostly cloudy through mid morning, then becoming sunny, with a high near 81. Light and variable wind.
Monday Night
A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 62.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then showers likely between 8pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers after 2pm. Mostly cloudy, with a high near 79.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 65.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 81.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 62.
Friday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yantic CT
 41.54°N 72.07°W (Elev. 167 ft)
Last Update:
2:24 pm EDT Aug 29, 2026
Forecast Valid:
2pm EDT Aug 29, 2026-6pm EDT Sep 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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