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

16°C

60°F

Humidity 26%
Wind Speed NA
Barometer 1016.6 mb (30.02 in)
Dewpoint -4°C (25°F)
Visibility 16 km
Last update 11 May 3:56 pm EDT
Extended Forecast for

2 Miles NNW Central Waterford CT

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 7. North wind 5 to 8 km/h.

    Low: 7 °C

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 19. North wind 8 to 11 km/h.

    High: 19 °C

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 9. Calm wind.

    Low: 9 °C

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 30 percent chance of showers. Mostly cloudy, with a high near 17. South wind 8 to 13 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 40 km/h.

    High: 17 °C

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers. Low around 11. South wind 11 to 16 km/h, with gusts as high as 39 km/h. Chance of precipitation is 90%. New precipitation amounts between 7.5 mm and 1 cm possible.

    Low: 11 °C

    Showers
    Likely then
    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 2pm. High near 18. Chance of precipitation is 90%. New rainfall amounts between 5 and 7.5 mm possible.

    High: 18 °C

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 9. Chance of precipitation is 60%.

    Low: 9 °C

    Showers
    Likely

  • Friday

    Friday: Showers likely. Partly sunny, with a high near 19. Chance of precipitation is 60%.

    High: 19 °C

    Showers
    Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 10.

    Low: 10 °C

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 7. North wind 5 to 8 km/h.
Tuesday
Sunny, with a high near 19. North wind 8 to 11 km/h.
Tuesday Night
Increasing clouds, with a low around 9. Calm wind.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 17. South wind 8 to 13 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 40 km/h.
Wednesday Night
Showers. Low around 11. South wind 11 to 16 km/h, with gusts as high as 39 km/h. Chance of precipitation is 90%. New precipitation amounts between 7.5 mm and 1 cm possible.
Thursday
Showers, with thunderstorms also possible after 2pm. High near 18. Chance of precipitation is 90%. New rainfall amounts between 5 and 7.5 mm possible.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 9. Chance of precipitation is 60%.
Friday
Showers likely. Partly sunny, with a high near 19. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 10.
Saturday
Sunny, with a high near 22.
Saturday Night
Mostly clear, with a low around 12.
Sunday
Sunny, with a high near 27.
Sunday Night
Mostly clear, with a low around 13.
Monday
Mostly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Central Waterford CT
 41.37°N 72.13°W (Elev. 121 m)
Last Update:
2:50 pm EDT May 11, 2026
Forecast Valid:
4pm EDT May 11, 2026-6pm EDT May 18, 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