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 and Breezy

34°F

1°C

Humidity 38%
Wind Speed W 21 G 31 mph
Barometer 30.09 in (1019.0 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 23 Jan 11:56 am EST
Extended Forecast for

Uncasville-Oxoboxo Valley CT

Winter Storm Watch January 25, 03:00am until January 26, 06:00pm
Cold Weather Advisory January 23, 10:00pm until January 24, 10:00am
Click here for hazard details and duration
Winter Storm Watch
Cold Weather Advisory

  • This Afternoon

    This Afternoon: Mostly sunny, with a temperature falling to around 29 by 5pm. Wind chill values between 20 and 25. West wind 11 to 13 mph, with gusts as high as 24 mph.

    High: 33 °F⇓

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 4. Wind chill values between -10 and zero. Northwest wind around 10 mph, with gusts as high as 23 mph.

    Low: 4 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 16. Wind chill values between -10 and zero. Northwest wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 16 °F

    Cold

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 8. Northwest wind around 5 mph becoming calm in the evening.

    Low: 8 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 26. Light north wind becoming northeast 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 26 °F

    Snow Likely
    then Heavy
    Snow

  • Sunday Night

    Sunday Night: Snow. Temperature falling to near 21 by 9pm, then rising to around 26 during the remainder of the night. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 21 °F⇑

    Snow

  • Monday

    Monday: Snow. High near 29. Chance of precipitation is 80%.

    High: 29 °F

    Snow

  • Monday Night

    Monday Night: A 30 percent chance of snow before 1am. Mostly cloudy, with a low around 8.

    Low: 8 °F

    Chance Snow

  • Tuesday

    Tuesday: Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a temperature falling to around 29 by 5pm. Wind chill values between 20 and 25. West wind 11 to 13 mph, with gusts as high as 24 mph.
Tonight
Mostly clear, with a low around 4. Wind chill values between -10 and zero. Northwest wind around 10 mph, with gusts as high as 23 mph.
Saturday
Mostly sunny and cold, with a high near 16. Wind chill values between -10 and zero. Northwest wind 7 to 10 mph, with gusts as high as 22 mph.
Saturday Night
Increasing clouds, with a low around 8. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Snow. The snow could be heavy at times. High near 26. Light north wind becoming northeast 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Sunday Night
Snow. Temperature falling to near 21 by 9pm, then rising to around 26 during the remainder of the night. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Monday
Snow. High near 29. Chance of precipitation is 80%.
Monday Night
A 30 percent chance of snow before 1am. Mostly cloudy, with a low around 8.
Tuesday
Mostly sunny, with a high near 23.
Tuesday Night
Partly cloudy, with a low around 6.
Wednesday
Mostly sunny, with a high near 24.
Wednesday Night
Partly cloudy, with a low around 7.
Thursday
Partly sunny, with a high near 22.
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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:
2:28 am EST Jan 23, 2026
Forecast Valid:
12pm EST Jan 23, 2026-6pm EST Jan 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation