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.

Snow Freezing Fog and Windy

31°F

-1°C

Humidity 89%
Wind Speed NE 30 G 44 mph
Barometer 29.42 in (996.1 mb)
Dewpoint 28°F (-2°C)
Visibility 0.50 mi
Wind Chill16°F (-9°C)
Last update 23 Feb 2:56 am EST
Extended Forecast for

Hadlyme CT

Blizzard Warning February 23, 03:51am until February 23, 06:00pm
Click here for hazard details and duration
Blizzard Warning
  •  
    Blizzard Warning February 23, 03:51am until February 23, 06:00pm

    NOW until 6:00pm Mon

    Blizzard Warning

  • Overnight

    Low: 29 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday

    Monday: Snow, mainly before 4pm. The snow could be heavy at times. Areas of blowing snow. High near 31. Wind chill values between 15 and 20. Windy, with a north wind 23 to 33 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 31 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: A 30 percent chance of snow before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 20. Wind chill values between 10 and 15. Blustery, with a northwest wind 14 to 20 mph, with gusts as high as 36 mph.

    Low: 20 °F

    Chance Snow
    and Blustery
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30. Wind chill values between 10 and 20. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly after 4am. Increasing clouds, with a low around 15. Light and variable wind.

    Low: 15 °F

    Partly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Snow before 10am, then rain between 10am and 1pm. High near 39. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 39 °F

    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain and snow after 1pm. Partly sunny, with a high near 41. Chance of precipitation is 40%.

    High: 41 °F

    Mostly Sunny
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Areas of blowing snow. Low around 29. Wind chill values between 15 and 20. Windy, with a northeast wind 28 to 30 mph, with gusts as high as 49 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 9 to 13 inches possible.
Monday
Snow, mainly before 4pm. The snow could be heavy at times. Areas of blowing snow. High near 31. Wind chill values between 15 and 20. Windy, with a north wind 23 to 33 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Monday Night
A 30 percent chance of snow before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 20. Wind chill values between 10 and 15. Blustery, with a northwest wind 14 to 20 mph, with gusts as high as 36 mph.
Tuesday
Mostly sunny, with a high near 30. Wind chill values between 10 and 20. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
A 30 percent chance of snow, mainly after 4am. Increasing clouds, with a low around 15. Light and variable wind.
Wednesday
Snow before 10am, then rain between 10am and 1pm. High near 39. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
A chance of rain and snow after 1pm. Partly sunny, with a high near 41. Chance of precipitation is 40%.
Thursday Night
Snow likely before 1am, then a chance of rain. Mostly cloudy, with a low around 29. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 43.
Friday Night
Mostly clear, with a low around 25.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Partly sunny, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hadlyme CT
 41.4°N 72.34°W (Elev. 299 ft)
Last Update:
1:42 am EST Feb 23, 2026
Forecast Valid:
3am EST Feb 23, 2026-6pm EST Mar 1, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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