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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Conning Towers-Nautilus Park CT

  • Overnight

    Overnight: Mostly cloudy, with a low around 67. East wind around 7 mph.

    Low: 67 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 73. Southeast wind 5 to 9 mph.

    High: 73 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 69. Southeast wind around 6 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Cloudy

  • Monday

    Monday: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 75. South wind 3 to 8 mph.

    High: 75 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 2am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 71. Southwest wind 3 to 6 mph.

    Low: 71 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms and
    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 79.

    High: 79 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 73.

    Low: 73 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 67. East wind around 7 mph.
Sunday
Partly sunny, with a high near 73. Southeast wind 5 to 9 mph.
Sunday Night
Mostly cloudy, with a low around 69. Southeast wind around 6 mph becoming calm in the evening.
Monday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 75. South wind 3 to 8 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 2am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 71. Southwest wind 3 to 6 mph.
Tuesday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Mostly cloudy, with a low around 73.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 81.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 71.
Saturday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Conning Towers-Nautilus Park CT
 41.36°N 72.08°W (Elev. 79 ft)
Last Update:
2:15 am EDT Jul 13, 2025
Forecast Valid:
2am EDT Jul 13, 2025-6pm EDT Jul 19, 2025
 
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

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation