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.

Fog/Mist

21°C

69°F

Humidity 93%
Wind Speed S 13 km/h
Barometer 999.7 mb (29.52 in)
Dewpoint 19°C (67°F)
Visibility 2.41 km
Last update 6 Jun 3:56 pm EDT
Extended Forecast for

Old Lyme CT

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 23. South wind around 10 km/h.

    High: 23 °C

    Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 17. South wind 10 to 13 km/h becoming west after midnight.

    Low: 17 °C

    Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 27. Light and variable wind becoming southwest 8 to 13 km/h in the morning.

    High: 27 °C

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 15. Southwest wind around 11 km/h becoming northwest in the evening.

    Low: 15 °C

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 25. West wind 10 to 18 km/h, with gusts as high as 34 km/h.

    High: 25 °C

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 16.

    Low: 16 °C

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers. Mostly sunny, with a high near 24.

    High: 24 °C

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 14.

    Low: 14 °C

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 24.

    High: 24 °C

    Mostly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 23. South wind around 10 km/h.
Tonight
A 50 percent chance of showers and thunderstorms before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 17. South wind 10 to 13 km/h becoming west after midnight.
Friday
Mostly sunny, with a high near 27. Light and variable wind becoming southwest 8 to 13 km/h in the morning.
Friday Night
Partly cloudy, with a low around 15. Southwest wind around 11 km/h becoming northwest in the evening.
Saturday
Sunny, with a high near 25. West wind 10 to 18 km/h, with gusts as high as 34 km/h.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
A 40 percent chance of showers. Mostly sunny, with a high near 24.
Sunday Night
Partly cloudy, with a low around 14.
Monday
Mostly sunny, with a high near 24.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Sunny, with a high near 24.
Tuesday Night
Partly cloudy, with a low around 14.
Wednesday
Mostly sunny, with a high near 25.
Wednesday Night
Mostly cloudy, with a low around 16.
Thursday
A chance of showers. Mostly sunny, with a high near 26.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Old Lyme CT
 41.31°N 72.33°W (Elev. 43 m)
Last Update:
5:20 pm EDT Jun 6, 2024
Forecast Valid:
5pm EDT Jun 6, 2024-6pm EDT Jun 13, 2024
 
Forecast Discussion
 
Get as KML Get as XML

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