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

33°F

1°C

Humidity 85%
Wind Speed W 6 mph
Barometer 30.36 in (1028.2 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 25 Mar 5:56 am EDT
Extended Forecast for

Uncasville-Oxoboxo Valley CT

  • Today

    Today: Mostly sunny, with a high near 51. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. South wind 5 to 8 mph.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 58. Southwest wind 8 to 13 mph, with gusts as high as 25 mph.

    High: 58 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Rain, mainly after 2am. Low around 47. Southwest wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Chance Rain
    then Rain

  • Friday

    Friday: Rain, mainly before 8am. High near 50. North wind 8 to 13 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain then
    Chance Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 51. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 38. South wind 5 to 8 mph.
Thursday
Mostly cloudy, with a high near 58. Southwest wind 8 to 13 mph, with gusts as high as 25 mph.
Thursday Night
Rain, mainly after 2am. Low around 47. Southwest wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain, mainly before 8am. High near 50. North wind 8 to 13 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Sunny, with a high near 41.
Saturday Night
Mostly clear, with a low around 27.
Sunday
Sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 52.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
Partly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Uncasville-Oxoboxo Valley CT
 41.44°N 72.12°W (Elev. 138 ft)
Last Update:
2:27 am EDT Mar 25, 2026
Forecast Valid:
6am EDT Mar 25, 2026-6pm EDT Mar 31, 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