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.

Fair

63°F

17°C

Humidity 63%
Wind Speed W 7 mph
Barometer 29.66 in (1004.4 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 20 Jun 1:56 am EDT
Extended Forecast for

3 Miles ENE East Lyme CT

  • Overnight

    Overnight: Clear, with a low around 61. West wind around 8 mph, with gusts as high as 21 mph.

    Low: 61 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 78. Northwest wind 13 to 16 mph, with gusts as high as 31 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. West wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79. Calm wind becoming southwest 5 to 8 mph in the morning.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Showers, with thunderstorms also possible after 5pm. High near 74. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 74 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 90%.

    Low: 62 °F

    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers before 8am. Mostly sunny, with a high near 78.

    High: 78 °F

    Chance
    Showers then
    Mostly Sunny

  • Tuesday Night

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

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 61. West wind around 8 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 78. Northwest wind 13 to 16 mph, with gusts as high as 31 mph.
Saturday Night
Mostly clear, with a low around 59. West wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 79. Calm wind becoming southwest 5 to 8 mph in the morning.
Sunday Night
Partly cloudy, with a low around 60. Calm wind.
Monday
Showers, with thunderstorms also possible after 5pm. High near 74. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday Night
Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 90%.
Tuesday
A 30 percent chance of showers before 8am. Mostly sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 62.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE East Lyme CT
 41.4°N 72.19°W (Elev. 299 ft)
Last Update:
2:19 am EDT Jun 20, 2026
Forecast Valid:
2am EDT Jun 20, 2026-6pm EDT Jun 26, 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