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.

Fog/Mist

54°F

12°C

Humidity 100%
Wind Speed SW 5 mph
Barometer 29.69 in (1005.5 mb)
Dewpoint 54°F (12°C)
Visibility 0.75 mi
Wind Chill53°F (12°C)
Last update 26 Nov 4:56 pm EST
Extended Forecast for

Deep River Center CT

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Patchy fog. Otherwise, cloudy, with a high near 61. South wind around 5 mph.

    High: 61 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Tonight

    Tonight: A 20 percent chance of showers before 10pm. Patchy fog before 10pm. Otherwise, cloudy during the early evening, then gradual clearing, with a low around 35. Light and variable wind becoming west 5 to 10 mph in the evening. Winds could gust as high as 30 mph.

    Low: 35 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Mostly
    Clear

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 46. West wind 9 to 13 mph, with gusts as high as 29 mph.

    High: 46 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. Wind chill values between 20 and 25. West wind around 9 mph, with gusts as high as 29 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 43. West wind 13 to 17 mph, with gusts as high as 39 mph.

    High: 43 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 1pm. Cloudy, with a high near 52.

    High: 52 °F

    Cloudy then
    Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Patchy fog. Otherwise, cloudy, with a high near 61. South wind around 5 mph.
Tonight
A 20 percent chance of showers before 10pm. Patchy fog before 10pm. Otherwise, cloudy during the early evening, then gradual clearing, with a low around 35. Light and variable wind becoming west 5 to 10 mph in the evening. Winds could gust as high as 30 mph.
Thanksgiving Day
Sunny, with a high near 46. West wind 9 to 13 mph, with gusts as high as 29 mph.
Thursday Night
Mostly clear, with a low around 29. Wind chill values between 20 and 25. West wind around 9 mph, with gusts as high as 29 mph.
Friday
Mostly sunny, with a high near 43. West wind 13 to 17 mph, with gusts as high as 39 mph.
Friday Night
Mostly clear, with a low around 29.
Saturday
Sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
A 30 percent chance of showers after 1pm. Cloudy, with a high near 52.
Sunday Night
A 50 percent chance of showers. Cloudy, with a low around 35.
Monday
Partly sunny, with a high near 46.
Monday Night
A 30 percent chance of light snow. Mostly cloudy, with a low around 27.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 50%.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 27.
Wednesday
A chance of light snow. Partly sunny, with a high near 40.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Deep River Center CT
 41.39°N 72.43°W (Elev. 49 ft)
Last Update:
2:41 pm EST Nov 26, 2025
Forecast Valid:
5pm EST Nov 26, 2025-6pm EST Dec 3, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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