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

27°F

-3°C

Humidity 96%
Wind Speed Calm
Barometer 30.24 in (1024.1 mb)
Dewpoint 26°F (-3°C)
Visibility 9.00 mi
Last update 4 Mar 11:56 pm EST
Extended Forecast for

Uncasville-Oxoboxo Valley CT

  • Overnight

    Overnight: A slight chance of freezing rain after 4am. Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 30. Calm wind. Chance of precipitation is 20%.

    Low: 30 °F

    Slight Chance
    Freezing Rain
    and Patchy
    Fog

  • Thursday

    Thursday: A chance of rain or freezing rain before 7am, then rain likely. Patchy fog before 1pm. Otherwise, cloudy, with a high near 42. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 70%. Little or no ice accumulation expected.

    High: 42 °F

    Rain/Freezing
    Rain Likely
    and Patchy
    Fog

  • Thursday Night

    Thursday Night: Rain. Low around 33. Northeast wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 33 °F

    Rain

  • Friday

    Friday: A 40 percent chance of rain before 1pm. Cloudy, with a high near 41. Northeast wind 6 to 8 mph, with gusts as high as 20 mph.

    High: 41 °F

    Chance Rain

  • Friday Night

    Friday Night: Cloudy, with a low around 33. Light northeast wind.

    Low: 33 °F

    Cloudy

  • Saturday

    Saturday: Cloudy, with a high near 50.

    High: 50 °F

    Cloudy

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of freezing rain after 4am. Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 30. Calm wind. Chance of precipitation is 20%.
Thursday
A chance of rain or freezing rain before 7am, then rain likely. Patchy fog before 1pm. Otherwise, cloudy, with a high near 42. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 70%. Little or no ice accumulation expected.
Thursday Night
Rain. Low around 33. Northeast wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Friday
A 40 percent chance of rain before 1pm. Cloudy, with a high near 41. Northeast wind 6 to 8 mph, with gusts as high as 20 mph.
Friday Night
Cloudy, with a low around 33. Light northeast wind.
Saturday
Cloudy, with a high near 50.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 41.
Sunday
Partly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Sunny, with a high near 56.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 46.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 60.
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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:
9:52 pm EST Mar 4, 2026
Forecast Valid:
12am EST Mar 5, 2026-6pm EDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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