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/Mist

35°F

2°C

Humidity 96%
Wind Speed Calm
Barometer 30.28 in (1025.4 mb)
Dewpoint 34°F (1°C)
Visibility 0.75 mi
Last update 7 Mar 5:56 am EST
Extended Forecast for

Conning Towers-Nautilus Park CT

  • Today

    Today: Areas of drizzle and fog between 7am and 10am. Cloudy, with a high near 44. Light and variable wind becoming south 5 to 8 mph in the morning.

    High: 44 °F

    Areas Drizzle
    and Areas Fog
    then Patchy
    Fog

  • Tonight

    Tonight: A 50 percent chance of showers after 10pm. Areas of fog before 4am. Otherwise, cloudy, with a temperature rising to around 49 by 5am. Southwest wind 9 to 14 mph.

    Low: 44 °F⇑

    Chance
    Showers and
    Areas Fog

  • Sunday

    Sunday: A 30 percent chance of rain. Cloudy, with a high near 55. Southwest wind 8 to 10 mph.

    High: 55 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. West wind around 7 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 54. Southwest wind 5 to 11 mph.

    High: 54 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of rain. Cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

Detailed Forecast

Today
Areas of drizzle and fog between 7am and 10am. Cloudy, with a high near 44. Light and variable wind becoming south 5 to 8 mph in the morning.
Tonight
A 50 percent chance of showers after 10pm. Areas of fog before 4am. Otherwise, cloudy, with a temperature rising to around 49 by 5am. Southwest wind 9 to 14 mph.
Sunday
A 30 percent chance of rain. Cloudy, with a high near 55. Southwest wind 8 to 10 mph.
Sunday Night
Mostly clear, with a low around 37. West wind around 7 mph.
Monday
Sunny, with a high near 54. Southwest wind 5 to 11 mph.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 59.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
A 40 percent chance of rain. Cloudy, with a high near 53.
Wednesday Night
A 50 percent chance of rain. Cloudy, with a low around 46.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 50. Breezy.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Conning Towers-Nautilus Park CT
 41.36°N 72.08°W (Elev. 79 ft)
Last Update:
2:47 am EST Mar 7, 2026
Forecast Valid:
6am 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