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

48°F

9°C

Humidity 30%
Wind Speed W 18 G 35 mph
Barometer 29.90 in (1012.4 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 14 Mar 1:56 pm EDT
Extended Forecast for

3 Miles N Uncasville CT

  • This Afternoon

    This Afternoon: Sunny, with a high near 46. Breezy, with a west wind around 21 mph, with gusts as high as 37 mph.

    High: 46 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 27. Northwest wind 5 to 11 mph.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly cloudy, with a high near 47. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 47 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain likely after 2am. Mostly cloudy, with a temperature falling to near 38 by 8pm, then rising to around 45 during the remainder of the night. Southeast wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F⇑

    Mostly Cloudy
    then Rain
    Likely

  • Monday

    Monday: Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 60. Breezy, with a south wind 18 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 60 °F

    Heavy Rain
    and Breezy

  • Monday Night

    Monday Night: Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 38. Windy. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 38 °F

    Heavy Rain
    and Windy

  • Tuesday

    Tuesday: Rain likely before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 47. Chance of precipitation is 60%.

    High: 47 °F

    Rain Likely
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 46. Breezy, with a west wind around 21 mph, with gusts as high as 37 mph.
Tonight
Mostly clear, with a low around 27. Northwest wind 5 to 11 mph.
Sunday
Mostly cloudy, with a high near 47. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Sunday Night
Rain likely after 2am. Mostly cloudy, with a temperature falling to near 38 by 8pm, then rising to around 45 during the remainder of the night. Southeast wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 60. Breezy, with a south wind 18 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Monday Night
Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 38. Windy. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday
Rain likely before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 47. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 22.
Wednesday
Mostly sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Mostly sunny, with a high near 46.
Thursday Night
Mostly clear, with a low around 29.
Friday
Mostly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Uncasville CT
 41.5°N 72.11°W (Elev. 59 ft)
Last Update:
3:09 am EDT Mar 14, 2026
Forecast Valid:
2pm EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation