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.

A Few Clouds

64°F

18°C

Humidity 93%
Wind Speed SW 9 mph
Barometer 29.87 in (1011.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 13 Oct 10:56 pm EDT
Extended Forecast for

Uncasville CT

  • Tonight

    Tonight: Partly cloudy, with a low around 61. Southwest wind around 9 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. West wind around 8 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. Northwest wind 5 to 7 mph.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65. North wind 3 to 7 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers likely after 2am. Increasing clouds, with a low around 48. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: Showers. High near 69. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 50. Breezy.

    High: 50 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 61. Southwest wind around 9 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 80. West wind around 8 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 50. Northwest wind 5 to 7 mph.
Thursday
Sunny, with a high near 65. North wind 3 to 7 mph.
Thursday Night
Showers likely after 2am. Increasing clouds, with a low around 48. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers. High near 69. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 40.
Saturday
Sunny, with a high near 50. Breezy.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 56.
Sunday Night
Mostly clear, with a low around 40.
Monday
Mostly sunny, with a high near 62.
Monday Night
Mostly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Uncasville CT
 41.46°N 72.12°W (Elev. 72 ft)
Last Update:
9:37 pm EDT Oct 13, 2026
Forecast Valid:
11pm EDT Oct 13, 2026-6pm EDT Oct 20, 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