Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Overcast

13°C

56°F

Humidity 100%
Wind Speed Calm
Barometer 1010.1 mb (29.83 in)
Dewpoint 13°C (56°F)
Visibility 11 km
Last update 6 May 11:56 pm EDT
Extended Forecast for

South Lyme CT

  • Overnight

    Overnight: Areas of fog.  Otherwise, mostly cloudy, with a low around 12. Calm wind.

    Low: 12 °C

    Areas Fog

  • Tuesday

    Tuesday: Sunny, with a high near 23. North wind 8 to 13 km/h becoming south in the afternoon.

    High: 23 °C

    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers after 2am.  Increasing clouds, with a low around 11. South wind 5 to 10 km/h.

    Low: 11 °C

    Mostly Clear
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 19. South wind 10 to 16 km/h.  Chance of precipitation is 70%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    High: 19 °C

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 8pm.  Mostly cloudy, with a low around 11. Southeast wind 5 to 8 km/h becoming northwest after midnight.

    Low: 11 °C

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Rain likely, mainly after 2pm.  Mostly cloudy, with a high near 18. Chance of precipitation is 60%. New precipitation amounts between 5 and 7.5 mm possible.

    High: 18 °C

    Chance Rain
    then Rain
    Likely

  • Thursday Night

    Thursday Night: Rain likely, mainly before 2am.  Mostly cloudy, with a low around 9. Chance of precipitation is 70%.

    Low: 9 °C

    Rain Likely

  • Friday

    Friday: A chance of rain before 8am, then a chance of showers after 8am.  Mostly cloudy, with a high near 16. Chance of precipitation is 50%.

    High: 16 °C

    Chance Rain

  • Friday Night

    Friday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 8.

    Low: 8 °C

    Chance
    Showers

Detailed Forecast

Overnight
Areas of fog. Otherwise, mostly cloudy, with a low around 12. Calm wind.
Tuesday
Sunny, with a high near 23. North wind 8 to 13 km/h becoming south in the afternoon.
Tuesday Night
A 40 percent chance of showers after 2am. Increasing clouds, with a low around 11. South wind 5 to 10 km/h.
Wednesday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 19. South wind 10 to 16 km/h. Chance of precipitation is 70%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Wednesday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 11. Southeast wind 5 to 8 km/h becoming northwest after midnight.
Thursday
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 18. Chance of precipitation is 60%. New precipitation amounts between 5 and 7.5 mm possible.
Thursday Night
Rain likely, mainly before 2am. Mostly cloudy, with a low around 9. Chance of precipitation is 70%.
Friday
A chance of rain before 8am, then a chance of showers after 8am. Mostly cloudy, with a high near 16. Chance of precipitation is 50%.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 8.
Saturday
Partly sunny, with a high near 16.
Saturday Night
Mostly cloudy, with a low around 7.
Sunday
Partly sunny, with a high near 17.
Sunday Night
Mostly cloudy, with a low around 8.
Monday
Partly sunny, with a high near 18.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
South Lyme CT
 41.33°N 72.32°W (Elev. 56 m)
10:25 pm EDT May 6, 2024
12am EDT May 7, 2024-6pm EDT May 13, 2024
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database