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.

Light Snow Fog/Mist and Breezy

31°F

-1°C

Humidity 92%
Wind Speed NE 23 G 45 mph
Barometer 29.59 in (1002.0 mb)
Dewpoint 29°F (-2°C)
Visibility 0.75 mi
Wind Chill18°F (-8°C)
Last update 23 Feb 12:56 am EST
Extended Forecast for

2 Miles SSW Preston CT

Blizzard Warning February 23, 01:46am until February 23, 06:00pm
Click here for hazard details and duration
Blizzard Warning
  •  
    Blizzard Warning February 23, 01:46am 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 30. Wind chill values between 10 and 15. Windy, with a north wind 23 to 31 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 30 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: A 30 percent chance of snow before 7pm. Mostly cloudy, with a low around 19. Wind chill values between 10 and 15. Blustery, with a northwest wind 14 to 21 mph, with gusts as high as 34 mph.

    Low: 19 °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 8 to 10 mph, with gusts as high as 20 mph.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow after 4am. Increasing clouds, with a low around 12. Light and variable wind.

    Low: 12 °F

    Mostly Clear
    then Slight
    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 1 to 3 inches possible.

    High: 39 °F

    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain and snow after 1pm. Partly sunny, with a high near 41. Chance of precipitation is 30%.

    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 23 to 29 mph, with gusts as high as 47 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 30. Wind chill values between 10 and 15. Windy, with a north wind 23 to 31 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Monday Night
A 30 percent chance of snow before 7pm. Mostly cloudy, with a low around 19. Wind chill values between 10 and 15. Blustery, with a northwest wind 14 to 21 mph, with gusts as high as 34 mph.
Tuesday
Mostly sunny, with a high near 30. Wind chill values between 10 and 20. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A 20 percent chance of snow after 4am. Increasing clouds, with a low around 12. 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 1 to 3 inches possible.
Wednesday Night
Partly cloudy, with a low around 25.
Thursday
A chance of rain and snow after 1pm. Partly sunny, with a high near 41. Chance of precipitation is 30%.
Thursday Night
Snow likely before 1am, then rain likely. Mostly cloudy, with a low around 29. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 43.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Preston CT
 41.53°N 72.01°W (Elev. 200 ft)
Last Update:
1:42 am EST Feb 23, 2026
Forecast Valid:
1am EST Feb 23, 2026-6pm EST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation