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.

A Few Clouds

47°F

8°C

Humidity 36%
Wind Speed NW 14 G 24 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 27 Mar 2:56 pm EDT
Extended Forecast for

Uncasville-Oxoboxo Valley CT

  • Tonight

    Tonight: A 20 percent chance of snow showers after 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 28. Calm wind becoming north around 6 mph after midnight.

    Low: 28 °F

    Partly Cloudy
    then Slight
    Chance Snow
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 40. Wind chill values between 20 and 30. North wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 40 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24. Northwest wind around 5 mph becoming calm in the evening.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 45. Wind chill values between 25 and 35 early. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 45 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37. Southwest wind 7 to 9 mph, with gusts as high as 21 mph.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain after 8am. Partly sunny, with a high near 58.

    High: 58 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Tonight
A 20 percent chance of snow showers after 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 28. Calm wind becoming north around 6 mph after midnight.
Saturday
Mostly sunny, with a high near 40. Wind chill values between 20 and 30. North wind 8 to 11 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 24. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 45. Wind chill values between 25 and 35 early. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 37. Southwest wind 7 to 9 mph, with gusts as high as 21 mph.
Monday
Partly sunny, with a high near 56.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
A 30 percent chance of rain after 8am. Partly sunny, with a high near 58.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 43.
Wednesday
A 40 percent chance of rain. Partly sunny, with a high near 62.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 46.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 62.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 41.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 52.
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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:
2:22 pm EDT Mar 27, 2026
Forecast Valid:
3pm EDT Mar 27, 2026-6pm EDT Apr 3, 2026
 
Forecast Discussion
 
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Additional Resources

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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