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.

Overcast

64°F

18°C

Humidity 96%
Wind Speed S 9 mph
Barometer 29.78 in (1008.2 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 18 Jun 5:56 am EDT
Extended Forecast for

2 Miles SSW Niantic CT

  • Today

    Today: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 78. South wind 8 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 50%.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 66. West wind 8 to 13 mph, with gusts as high as 28 mph.

    Low: 66 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 79. West wind 9 to 13 mph.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Clear, with a low around 63. West wind around 8 mph.

    Low: 63 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 80. West wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after 2am. Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 78. Chance of precipitation is 80%.

    High: 78 °F

    Showers

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 78. South wind 8 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 50%.
Tonight
Partly cloudy, with a low around 66. West wind 8 to 13 mph, with gusts as high as 28 mph.
Juneteenth
Mostly sunny, with a high near 79. West wind 9 to 13 mph.
Friday Night
Clear, with a low around 63. West wind around 8 mph.
Saturday
Sunny, with a high near 80. West wind 11 to 14 mph, with gusts as high as 24 mph.
Saturday Night
Clear, with a low around 62.
Sunday
Sunny, with a high near 79.
Sunday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 62.
Monday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 78. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm before 8pm, then showers likely. Low around 62. Chance of precipitation is 80%.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Niantic CT
 41.29°N 72.21°W (Elev. 3 ft)
Last Update:
2:43 am EDT Jun 18, 2026
Forecast Valid:
6am EDT Jun 18, 2026-6pm EDT Jun 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation