National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

46°F

8°C

Humidity 73%
Wind Speed Calm
Barometer 30.08 in (1018.6 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 11 Apr 5:56 am EDT
Extended Forecast for

Uncasville-Oxoboxo Valley CT

  • Today

    Today: Sunny, with a high near 61. Northwest wind 5 to 10 mph increasing to 13 to 18 mph in the morning. Winds could gust as high as 30 mph.

    High: 61 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 34. Northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 34 °F

    Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 55. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 55 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 42. South wind 5 to 7 mph.

    Low: 42 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 65. Southwest wind 10 to 14 mph, with gusts as high as 25 mph.

    High: 65 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 61. Northwest wind 5 to 10 mph increasing to 13 to 18 mph in the morning. Winds could gust as high as 30 mph.
Tonight
Clear, with a low around 34. Northwest wind 5 to 9 mph becoming calm in the evening.
Sunday
Increasing clouds, with a high near 55. Calm wind becoming south 5 to 8 mph in the afternoon.
Sunday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 42. South wind 5 to 7 mph.
Monday
A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 65. Southwest wind 10 to 14 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Partly sunny, with a high near 76.
Tuesday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 79.
Wednesday Night
Mostly cloudy, with a low around 59.
Thursday
Partly sunny, with a high near 79.
Thursday Night
Mostly cloudy, with a low around 55.
Friday
Partly sunny, with a high near 72.
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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:
4:11 am EDT Apr 11, 2026
Forecast Valid:
6am EDT Apr 11, 2026-6pm EDT Apr 17, 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