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

50°F

10°C

Humidity 96%
Wind Speed Calm
Barometer 29.74 in (1006.9 mb)
Dewpoint 49°F (9°C)
Visibility 8.00 mi
Last update 17 Apr 4:56 am EDT
Extended Forecast for

Waterford CT

  • Overnight

    Overnight: A 30 percent chance of showers. Mostly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 73. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 50%.

    High: 73 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Scattered showers before 8pm. Partly cloudy, with a low around 50. Light northeast wind. Chance of precipitation is 30%.

    Low: 50 °F

    Scattered
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 62. Northeast wind 3 to 7 mph.

    High: 62 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 46. Light southeast wind.

    Low: 46 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 8am. High near 57. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 8pm. Low around 36. Chance of precipitation is 80%.

    Low: 36 °F

    Showers then
    Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers. Mostly cloudy, with a low around 54. Calm wind.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 73. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 50%.
Friday Night
Scattered showers before 8pm. Partly cloudy, with a low around 50. Light northeast wind. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 62. Northeast wind 3 to 7 mph.
Saturday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 46. Light southeast wind.
Sunday
Showers, mainly after 8am. High near 57. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers, mainly before 8pm. Low around 36. Chance of precipitation is 80%.
Monday
Sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
Partly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Mostly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waterford CT
 41.35°N 72.14°W (Elev. 52 ft)
Last Update:
2:22 am EDT Apr 17, 2026
Forecast Valid:
5am EDT Apr 17, 2026-6pm EDT Apr 23, 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