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

35°F

2°C

Humidity 96%
Wind Speed SE 3 mph
Barometer 30.26 in (1024.6 mb)
Dewpoint 34°F (1°C)
Visibility 0.25 mi
Last update 7 Mar 6:56 am EST
Extended Forecast for

3 Miles N Ledyard CT

  • Today

    Today: Areas of drizzle before 10am. Areas of fog before 4pm. Otherwise, cloudy, with a high near 45. Calm wind becoming south 5 to 8 mph in the morning.

    High: 45 °F

    Areas Drizzle
    and Areas Fog
    then Patchy
    Fog

  • Tonight

    Tonight: A 50 percent chance of showers after 10pm. Areas of fog between 7pm and 4am. Otherwise, cloudy, with a temperature rising to around 48 by 2am. Southwest wind 7 to 9 mph.

    Low: 42 °F⇑

    Chance
    Showers and
    Areas Fog

  • Sunday

    Sunday: A 30 percent chance of rain, mainly before 1pm. Cloudy, with a high near 59. Southwest wind around 8 mph.

    High: 59 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. Light west wind.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of rain. Cloudy, with a high near 56.

    High: 56 °F

    Chance Rain

Detailed Forecast

Today
Areas of drizzle before 10am. Areas of fog before 4pm. Otherwise, cloudy, with a high near 45. Calm wind becoming south 5 to 8 mph in the morning.
Tonight
A 50 percent chance of showers after 10pm. Areas of fog between 7pm and 4am. Otherwise, cloudy, with a temperature rising to around 48 by 2am. Southwest wind 7 to 9 mph.
Sunday
A 30 percent chance of rain, mainly before 1pm. Cloudy, with a high near 59. Southwest wind around 8 mph.
Sunday Night
Mostly clear, with a low around 34. Light west wind.
Monday
Sunny, with a high near 58. Light southwest wind increasing to 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
A 40 percent chance of rain. Cloudy, with a high near 56.
Wednesday Night
A 50 percent chance of rain. Cloudy, with a low around 43.
Thursday
A 50 percent chance of rain. Cloudy, with a high near 53.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Partly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Ledyard CT
 41.49°N 71.99°W (Elev. 154 ft)
Last Update:
2:47 am EST Mar 7, 2026
Forecast Valid:
7am EST Mar 7, 2026-6pm EDT Mar 13, 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