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.

Partly Cloudy

51°F

11°C

Humidity 52%
Wind Speed W 5 mph
Barometer 29.70 in (1005.7 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 9 Nov 1:56 am EST
Extended Forecast for

2 Miles NE Deep River CT

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 46. West wind around 5 mph.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of sprinkles between 10am and 1pm. Increasing clouds, with a high near 59. West wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 59 °F

    Slight Chance
    Sprinkles

  • Monday Night

    Monday Night: Mostly clear, with a low around 37. West wind 3 to 7 mph.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy frost before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 59. Light west wind increasing to 5 to 9 mph in the morning.

    High: 59 °F

    Patchy Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 39. West wind 3 to 5 mph.

    Low: 39 °F

    Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Rain. Low around 40. Chance of precipitation is 80%.

    Low: 40 °F

    Rain

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 46. West wind around 5 mph.
Monday
A slight chance of sprinkles between 10am and 1pm. Increasing clouds, with a high near 59. West wind 6 to 13 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 37. West wind 3 to 7 mph.
Tuesday
Patchy frost before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 59. Light west wind increasing to 5 to 9 mph in the morning.
Tuesday Night
Clear, with a low around 39. West wind 3 to 5 mph.
Veterans Day
Sunny, with a high near 61.
Wednesday Night
Mostly cloudy, with a low around 37.
Thursday
Mostly cloudy, with a high near 59.
Thursday Night
Rain. Low around 40. Chance of precipitation is 80%.
Friday
Rain. High near 52. Chance of precipitation is 80%.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 34.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Deep River CT
 41.4°N 72.39°W (Elev. 197 ft)
Last Update:
2:09 am EST Nov 9, 2026
Forecast Valid:
2am EST Nov 9, 2026-6pm EST Nov 15, 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