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

46°F

8°C

Humidity 79%
Wind Speed SE 8 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 22 Apr 4:56 pm EDT
Extended Forecast for

Uncasville-Oxoboxo Valley CT

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Southeast wind 5 to 7 mph becoming calm in the evening.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 66. Light west wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 66 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43. North wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 59. Northwest wind around 6 mph.

    High: 59 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 37. Light and variable wind.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 8pm. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. Southeast wind 5 to 7 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 66. Light west wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 43. North wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 59. Northwest wind around 6 mph.
Friday Night
Mostly clear, with a low around 37. Light and variable wind.
Saturday
Partly sunny, with a high near 53.
Saturday Night
A 30 percent chance of showers after 8pm. Mostly cloudy, with a low around 40.
Sunday
Mostly cloudy, with a high near 56.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
A 50 percent chance of showers. Partly sunny, with a high near 60.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Uncasville-Oxoboxo Valley CT
 41.44°N 72.12°W (Elev. 138 ft)
Last Update:
1:39 pm EDT Apr 22, 2026
Forecast Valid:
5pm EDT Apr 22, 2026-6pm EDT Apr 29, 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