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.

Overcast

58°F

14°C

Humidity 78%
Wind Speed SW 5 mph
Barometer 29.92 in (1013.1 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 17 May 2:56 am EDT
Extended Forecast for

3 Miles NNE Ledyard CT

  • Overnight

    Overnight: Mostly cloudy, with a low around 58. Southwest wind around 6 mph.

    Low: 58 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 84. Light west wind becoming southwest 8 to 13 mph in the morning.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. Southwest wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 75. Light east wind becoming southeast 5 to 9 mph in the morning.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. Light southwest wind.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 60%.

    High: 85 °F

    Sunny then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely before 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 58. Southwest wind around 6 mph.
Sunday
Sunny, with a high near 84. Light west wind becoming southwest 8 to 13 mph in the morning.
Sunday Night
Mostly clear, with a low around 60. Southwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 75. Light east wind becoming southeast 5 to 9 mph in the morning.
Monday Night
Mostly clear, with a low around 58. Light southwest wind.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Showers likely after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 60%.
Wednesday Night
Showers likely before 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 67.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
Mostly cloudy, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Ledyard CT
 41.49°N 71.99°W (Elev. 154 ft)
Last Update:
2:23 am EDT May 17, 2026
Forecast Valid:
3am EDT May 17, 2026-6pm EDT May 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