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

38°F

3°C

Humidity 51%
Wind Speed N 9 mph
Barometer 30.29 in (1025.7 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 20 Apr 11:56 pm EDT
Extended Forecast for

Uncasville-Oxoboxo Valley CT

Freeze Warning until April 21, 09:00am
Click here for hazard details and duration
Freeze Warning
  •  
    Freeze Warning until April 21, 09:00am

    NOW until 9:00am Tue

    Freeze Warning

  • Overnight

    Low: 29 °F

    Frost

  • Tuesday

    Tuesday: Sunny, with a high near 51. Wind chill values between 25 and 35 early. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 36. South wind around 5 mph.

    Low: 36 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly between 8am and noon. Cloudy, with a high near 50. South wind 7 to 10 mph.

    High: 50 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

Overnight
Widespread frost after 4am. Otherwise, partly cloudy, with a low around 29. North wind 7 to 9 mph.
Tuesday
Sunny, with a high near 51. Wind chill values between 25 and 35 early. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Increasing clouds, with a low around 36. South wind around 5 mph.
Wednesday
A 30 percent chance of showers, mainly between 8am and noon. Cloudy, with a high near 50. South wind 7 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 41. Calm wind.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 41.
Saturday
A 40 percent chance of showers after 8am. Partly sunny, with a high near 56.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 42.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 41.
Monday
Partly sunny, with a high near 61.
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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:
6:38 pm EDT Apr 20, 2026
Forecast Valid:
12am EDT Apr 21, 2026-6pm EDT Apr 27, 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