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.

Fair

74°F

23°C

Humidity 54%
Wind Speed SW 20 G 30 mph
Barometer 29.64 in (1003.8 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 19 Jun 11:56 am EDT
Extended Forecast for

Uncasville CT

  • Juneteenth

    Juneteenth: Partly sunny, with a high near 83. West wind around 15 mph, with gusts as high as 26 mph.

    High: 83 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. West wind around 15 mph, with gusts as high as 25 mph.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 60. Northwest wind 3 to 7 mph.

    Low: 60 °F

    Clear

  • Sunday

    Sunday: A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 82. West wind 5 to 8 mph.

    High: 82 °F

    Sunny then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: Showers likely, then rain and possibly a thunderstorm after 2pm. High near 77. Chance of precipitation is 80%.

    High: 77 °F

    Showers

  • Monday Night

    Monday Night: Rain and possibly a thunderstorm before 8pm, then showers likely, mainly between 8pm and 2am. Low around 63. Chance of precipitation is 80%.

    Low: 63 °F

    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers before 2pm. Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    Showers

Detailed Forecast

Juneteenth
Partly sunny, with a high near 83. West wind around 15 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, with a low around 61. West wind around 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 81. West wind around 15 mph, with gusts as high as 25 mph.
Saturday Night
Clear, with a low around 60. Northwest wind 3 to 7 mph.
Sunday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 82. West wind 5 to 8 mph.
Sunday Night
Partly cloudy, with a low around 61.
Monday
Showers likely, then rain and possibly a thunderstorm after 2pm. High near 77. Chance of precipitation is 80%.
Monday Night
Rain and possibly a thunderstorm before 8pm, then showers likely, mainly between 8pm and 2am. Low around 63. Chance of precipitation is 80%.
Tuesday
A 30 percent chance of showers before 2pm. Partly sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Uncasville CT
 41.46°N 72.12°W (Elev. 72 ft)
Last Update:
9:36 am EDT Jun 19, 2026
Forecast Valid:
12pm EDT Jun 19, 2026-6pm EDT Jun 25, 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