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

71°F

22°C

Humidity 100%
Wind Speed S 7 mph
Barometer 29.97 in (1014.8 mb)
Dewpoint 71°F (22°C)
Visibility 0.25 mi
Last update 28 Aug 6:56 am EDT
Extended Forecast for

Ivoryton CT

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 82. Calm wind becoming southwest around 5 mph.

    High: 82 °F

    Chance
    T-storms and
    Areas Fog

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 59. Calm wind becoming north around 6 mph after midnight.

    Low: 59 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 78. North wind around 5 mph becoming calm in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers. Mostly cloudy, with a high near 78.

    High: 78 °F

    Chance
    Showers

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 82. Calm wind becoming southwest around 5 mph.
Tonight
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 59. Calm wind becoming north around 6 mph after midnight.
Saturday
Mostly sunny, with a high near 78. North wind around 5 mph becoming calm in the afternoon.
Saturday Night
Mostly clear, with a low around 60. Calm wind.
Sunday
Mostly sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 66.
Monday
Partly sunny, with a high near 81.
Monday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 64.
Tuesday
A 50 percent chance of showers. Mostly cloudy, with a high near 78.
Tuesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 66.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 79.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 65.
Thursday
Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ivoryton CT
 41.34°N 72.44°W (Elev. 79 ft)
Last Update:
4:20 am EDT Aug 28, 2026
Forecast Valid:
7am EDT Aug 28, 2026-6pm EDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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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