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.

Overcast

49°F

9°C

Humidity 93%
Wind Speed S 7 mph
Barometer 29.84 in (1010.5 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 2 May 3:56 pm EDT
Extended Forecast for

Deep River Center CT

  • This Afternoon

    This Afternoon: Showers likely, mainly before 5pm. Mostly cloudy, with a high near 59. West wind 3 to 5 mph. Chance of precipitation is 70%.

    High: 59 °F

    Showers
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers, mainly between 8pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 38. Calm wind becoming north 5 to 7 mph after midnight.

    Low: 38 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 61. Northwest wind 9 to 15 mph.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. Southwest wind 3 to 8 mph.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67. Southwest wind 6 to 14 mph.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers. Mostly cloudy, with a high near 67.

    High: 67 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Showers likely, mainly before 5pm. Mostly cloudy, with a high near 59. West wind 3 to 5 mph. Chance of precipitation is 70%.
Tonight
A 30 percent chance of showers, mainly between 8pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 38. Calm wind becoming north 5 to 7 mph after midnight.
Sunday
Mostly sunny, with a high near 61. Northwest wind 9 to 15 mph.
Sunday Night
Mostly clear, with a low around 43. Southwest wind 3 to 8 mph.
Monday
Sunny, with a high near 67. Southwest wind 6 to 14 mph.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 67.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.
Thursday
Showers. High near 63. Chance of precipitation is 90%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 44.
Saturday
Mostly sunny, with a high near 64.
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:
3:10 pm EDT May 2, 2026
Forecast Valid:
4pm EDT May 2, 2026-6pm EDT May 9, 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