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.

Mostly Cloudy

71°F

22°C

Humidity 90%
Wind Speed Calm
Barometer 29.79 in (1008.7 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 12 Aug 1:56 am EDT
Extended Forecast for

2 Miles S Waterford CT

  • Overnight

    Overnight: A 20 percent chance of showers. Mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 85 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly after 5am. Increasing clouds, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear
    then Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 82. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 82 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 68. Calm wind.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after 5am. Increasing clouds, with a low around 70. Calm wind.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 82. Calm wind becoming west 5 to 7 mph in the afternoon.
Thursday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 65. Calm wind.
Friday
Mostly sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 61.
Sunday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 79.
Sunday Night
Showers likely. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Waterford CT
 41.33°N 72.14°W (Elev. 23 ft)
Last Update:
2:24 am EDT Aug 12, 2026
Forecast Valid:
2am EDT Aug 12, 2026-6pm EDT Aug 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