National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fog/Mist

63°F

17°C

Humidity 100%
Wind Speed E 14 mph
Barometer 30.05 in (1017.7 mb)
Dewpoint 63°F (17°C)
Visibility 1.00 mi
Last update 17 Jun 2:56 pm EDT
Extended Forecast for

2 Miles SSW Ledyard CT

  • This Afternoon

    This Afternoon: Patchy fog after 5pm. Otherwise, cloudy, with a high near 66. Southeast wind around 7 mph.

    High: 66 °F

    Patchy Fog

  • Tonight

    Tonight: A slight chance of showers, then a chance of showers and thunderstorms after 2am. Patchy fog. Otherwise, cloudy, with a low around 64. Southeast wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly between 11am and 2pm. Cloudy, with a high near 74. South wind 3 to 7 mph.

    High: 74 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 2am. Cloudy, with a low around 65. South wind around 5 mph.

    Low: 65 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: A 20 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 87. Southwest wind 6 to 11 mph, with gusts as high as 24 mph.

    High: 87 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Friday Night

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

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Patchy fog after 5pm. Otherwise, cloudy, with a high near 66. Southeast wind around 7 mph.
Tonight
A slight chance of showers, then a chance of showers and thunderstorms after 2am. Patchy fog. Otherwise, cloudy, with a low around 64. Southeast wind 3 to 6 mph. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly between 11am and 2pm. Cloudy, with a high near 74. South wind 3 to 7 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 2am. Cloudy, with a low around 65. South wind around 5 mph.
Juneteenth
A 20 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 87. Southwest wind 6 to 11 mph, with gusts as high as 24 mph.
Thursday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 61.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Mostly cloudy, with a low around 65.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Mostly sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 70.
Tuesday
Mostly sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Ledyard CT
 41.42°N 72°W (Elev. 266 ft)
Last Update:
3:10 pm EDT Jun 17, 2025
Forecast Valid:
3pm EDT Jun 17, 2025-6pm EDT Jun 24, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation