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.

Mostly Cloudy

48°F

9°C

Humidity 93%
Wind Speed SW 7 mph
Barometer 29.90 in (1012.4 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 1 Apr 4:56 am EDT
Extended Forecast for

Uncasville-Oxoboxo Valley CT

  • Overnight

    Overnight: A 50 percent chance of showers. Partly cloudy, with a low around 55. Southwest wind around 10 mph.

    Low: 55 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers, mainly after 5pm. High near 71. Southwest wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 71 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers. Patchy fog after 2am. Low around 38. Northeast wind 5 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: A 40 percent chance of rain, mainly before 2pm. Patchy fog before 2pm. Otherwise, cloudy, with a high near 43. Northeast wind around 11 mph.

    High: 43 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday Night

    Thursday Night: A slight chance of rain or drizzle before 8pm, then a chance of drizzle or light rain, mainly after 2am. Areas of fog after 8pm. Otherwise, cloudy, with a low around 38. Northeast wind 3 to 8 mph. Chance of precipitation is 30%.

    Low: 38 °F

    Chance Light
    Rain and
    Areas Fog

  • Friday

    Friday: A chance of drizzle or light rain before 8am. Areas of fog before 2pm. Otherwise, mostly cloudy, with a high near 59. Chance of precipitation is 30%.

    High: 59 °F

    Chance Light
    Rain and
    Areas Fog
    then Patchy
    Fog

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers

Detailed Forecast

Overnight
A 50 percent chance of showers. Partly cloudy, with a low around 55. Southwest wind around 10 mph.
Wednesday
Showers, mainly after 5pm. High near 71. Southwest wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers. Patchy fog after 2am. Low around 38. Northeast wind 5 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A 40 percent chance of rain, mainly before 2pm. Patchy fog before 2pm. Otherwise, cloudy, with a high near 43. Northeast wind around 11 mph.
Thursday Night
A slight chance of rain or drizzle before 8pm, then a chance of drizzle or light rain, mainly after 2am. Areas of fog after 8pm. Otherwise, cloudy, with a low around 38. Northeast wind 3 to 8 mph. Chance of precipitation is 30%.
Friday
A chance of drizzle or light rain before 8am. Areas of fog before 2pm. Otherwise, mostly cloudy, with a high near 59. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 51.
Saturday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 69.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 46.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers. Mostly sunny, with a high near 53.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Mostly sunny, with a high near 51.
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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:
2:38 am EDT Apr 1, 2026
Forecast Valid:
5am EDT Apr 1, 2026-6pm EDT Apr 7, 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