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

60°F

16°C

Humidity 62%
Wind Speed SE 10 mph
Barometer 30.41 in (1029.6 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 11 Oct 9:56 am EDT
Extended Forecast for

Deep River Center CT

  • Today

    Today: Rain, mainly after 2pm. High near 63. East wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 63 °F

    Slight Chance
    Rain then
    Rain

  • Tonight

    Tonight: Rain, mainly before 2am. Low around 53. East wind around 8 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 53 °F

    Rain

  • Columbus Day

    Columbus Day: Cloudy through mid morning, then gradual clearing, with a high near 71. North wind 7 to 9 mph, with gusts as high as 20 mph.

    High: 71 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 67. Calm wind becoming southeast 5 to 8 mph in the morning.

    High: 67 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Rain, mainly after 2pm. High near 63. East wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain, mainly before 2am. Low around 53. East wind around 8 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Columbus Day
Cloudy through mid morning, then gradual clearing, with a high near 71. North wind 7 to 9 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 51. Calm wind.
Tuesday
Partly sunny, with a high near 67. Calm wind becoming southeast 5 to 8 mph in the morning.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 44.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 65.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 47.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 60.
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:
9:50 am EDT Oct 11, 2026
Forecast Valid:
10am EDT Oct 11, 2026-6pm EDT Oct 17, 2026
 
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