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.

Light Rain

40°F

4°C

Humidity 83%
Wind Speed E 10 G 20 mph
Barometer 30.11 in (1019.4 mb)
Dewpoint 35°F (2°C)
Visibility 6.00 mi
Wind Chill34°F (1°C)
Last update 10 Jan 4:56 pm EST
Extended Forecast for

2 Miles WSW Yantic CT

  • This Afternoon

    This Afternoon: Rain. Steady temperature around 42. East wind around 6 mph. Chance of precipitation is 100%.

    High: 42 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 4am. Patchy fog after 10pm. Low around 39. East wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 39 °F

    Rain and
    Patchy Fog

  • Sunday

    Sunday: A chance of rain before 1pm, then a slight chance of rain and snow showers after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 44. Calm wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

    High: 44 °F

    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26. Wind chill values between 15 and 25. West wind 9 to 14 mph, with gusts as high as 30 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39. West wind 8 to 13 mph, with gusts as high as 24 mph.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Rain. Steady temperature around 42. East wind around 6 mph. Chance of precipitation is 100%.
Tonight
Rain, mainly before 4am. Patchy fog after 10pm. Low around 39. East wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
A chance of rain before 1pm, then a slight chance of rain and snow showers after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 44. Calm wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 26. Wind chill values between 15 and 25. West wind 9 to 14 mph, with gusts as high as 30 mph.
Monday
Mostly sunny, with a high near 39. West wind 8 to 13 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly cloudy, with a high near 46.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 29.
Thursday
Partly sunny, with a high near 38.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Yantic CT
 41.52°N 72.07°W (Elev. 52 ft)
Last Update:
1:33 pm EST Jan 10, 2026
Forecast Valid:
5pm EST Jan 10, 2026-6pm EST Jan 17, 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