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.

Fair

74°F

23°C

Humidity 76%
Wind Speed S 10 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 27 Jul 3:56 pm EDT
Extended Forecast for

Ivoryton CT

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Sunny, with a high near 80. South wind around 7 mph.

    High: 80 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a chance of showers after 5am. Increasing clouds, with a low around 67. Light south wind. Chance of precipitation is 30%.

    Low: 67 °F

    Mostly Clear
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 78. South wind 5 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Low around 67. Southeast wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 67 °F

    Showers
    Likely then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 76. Southeast wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 76 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers. Low around 66. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 66 °F

    Showers

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 75. Chance of precipitation is 80%.

    High: 75 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 63. Chance of precipitation is 80%.

    Low: 63 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers after 2pm. Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 80. South wind around 7 mph.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a chance of showers after 5am. Increasing clouds, with a low around 67. Light south wind. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 78. South wind 5 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Low around 67. Southeast wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 76. Southeast wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Wednesday Night
Showers. Low around 66. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 75. Chance of precipitation is 80%.
Thursday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 63. Chance of precipitation is 80%.
Friday
A 40 percent chance of showers after 2pm. Partly sunny, with a high near 79.
Friday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Partly sunny, with a high near 84.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 69.
Monday
A chance of showers. Partly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ivoryton CT
 41.32°N 72.44°W (Elev. 95 ft)
Last Update:
2:51 pm EDT Jul 27, 2026
Forecast Valid:
4pm EDT Jul 27, 2026-6pm EDT Aug 3, 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