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

49°F

9°C

Humidity 100%
Wind Speed Calm
Barometer 30.01 in (1016.3 mb)
Dewpoint 49°F (9°C)
Visibility 2.50 mi
Last update 17 Apr 11:56 pm EDT
Extended Forecast for

Waterford CT

  • Overnight

    Overnight: Partly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 61. East wind 5 to 8 mph.

    High: 61 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 45. Light southeast wind.

    Low: 45 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 8am. High near 56. Light and variable wind becoming northwest 9 to 14 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 2am. Cloudy during the early evening, then gradual clearing, with a low around 36. Northwest wind 5 to 9 mph.

    Low: 36 °F

    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 48. Calm wind.
Saturday
Mostly cloudy, with a high near 61. East wind 5 to 8 mph.
Saturday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 45. Light southeast wind.
Sunday
Showers, mainly after 8am. High near 56. Light and variable wind becoming northwest 9 to 14 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A 20 percent chance of showers before 2am. Cloudy during the early evening, then gradual clearing, with a low around 36. Northwest wind 5 to 9 mph.
Monday
Mostly sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waterford CT
 41.35°N 72.17°W (Elev. 69 ft)
Last Update:
2:24 pm EDT Apr 17, 2026
Forecast Valid:
12am EDT Apr 18, 2026-6pm EDT Apr 24, 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