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.

Overcast

41°F

5°C

Humidity 70%
Wind Speed Calm
Barometer 30.21 in (1023.0 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 3 Nov 7:56 am EST
Extended Forecast for

2 Miles NW Uncasville CT

  • Today

    Today: A 50 percent chance of rain after 1pm. Mostly cloudy, with a high near 59. Light south wind increasing to 5 to 10 mph in the morning.

    High: 59 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tonight

    Tonight: A 50 percent chance of rain and thunderstorms before 10pm. Cloudy during the early evening, then gradual clearing, with a low around 42. South wind 9 to 15 mph becoming west in the evening. Winds could gust as high as 26 mph.

    Low: 42 °F

    Chance Rain
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 57. Breezy, with a west wind 15 to 20 mph, with gusts as high as 34 mph.

    High: 57 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 39. West wind 6 to 8 mph.

    Low: 39 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 59. Southwest wind 5 to 13 mph.

    High: 59 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain before 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.

    Low: 42 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of showers before 7am. Sunny, with a high near 53.

    High: 53 °F

    Chance
    Showers then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

Detailed Forecast

Today
A 50 percent chance of rain after 1pm. Mostly cloudy, with a high near 59. Light south wind increasing to 5 to 10 mph in the morning.
Tonight
A 50 percent chance of rain and thunderstorms before 10pm. Cloudy during the early evening, then gradual clearing, with a low around 42. South wind 9 to 15 mph becoming west in the evening. Winds could gust as high as 26 mph.
Tuesday
Sunny, with a high near 57. Breezy, with a west wind 15 to 20 mph, with gusts as high as 34 mph.
Tuesday Night
Mostly clear, with a low around 39. West wind 6 to 8 mph.
Wednesday
Partly sunny, with a high near 59. Southwest wind 5 to 13 mph.
Wednesday Night
A chance of rain before 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Thursday
A 30 percent chance of showers before 7am. Sunny, with a high near 53.
Thursday Night
Mostly clear, with a low around 33.
Friday
Partly sunny, with a high near 58.
Friday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 60.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
A 40 percent chance of rain. Partly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Uncasville CT
 41.48°N 72.14°W (Elev. 358 ft)
Last Update:
1:07 am EST Nov 3, 2025
Forecast Valid:
8am EST Nov 3, 2025-6pm EST Nov 9, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation