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

31°F

-1°C

Humidity 92%
Wind Speed NE 18 G 26 mph
Barometer 29.88 in (1011.6 mb)
Dewpoint 29°F (-2°C)
Visibility 1.50 mi
Wind Chill19°F (-7°C)
Last update 22 Feb 6:56 pm EST
Extended Forecast for

2 Miles NNE Deep River CT

Blizzard Warning February 22, 07:37pm until February 23, 06:00pm
Click here for hazard details and duration
Blizzard Warning
  •  
    Blizzard Warning February 22, 07:37pm until February 23, 06:00pm

    NOW until 6:00pm Mon

    Blizzard Warning

  • Tonight

    Low: 27 °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 10 and 15. Windy, with a north wind 23 to 31 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 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 13 to 20 mph, with gusts as high as 37 mph.

    Low: 20 °F

    Chance Snow
    and Blustery
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. Wind chill values between 10 and 20. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow after 1am. Increasing clouds, with a low around 15. Calm wind.

    Low: 15 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Rain and snow likely, mainly before 1pm. Mostly cloudy, with a high near 39. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 39 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain and snow after 1pm. Mostly cloudy, with a high near 43. Chance of precipitation is 40%.

    High: 43 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Snow. The snow could be heavy at times. Areas of blowing snow after 1am. Low around 27. Wind chill values between 15 and 20. Windy, with a northeast wind 14 to 19 mph increasing to 24 to 29 mph after midnight. Winds could gust as high as 48 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 10 to 14 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 10 and 15. Windy, with a north wind 23 to 31 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 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 13 to 20 mph, with gusts as high as 37 mph.
Tuesday
Mostly sunny, with a high near 31. Wind chill values between 10 and 20. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
A 20 percent chance of snow after 1am. Increasing clouds, with a low around 15. Calm wind.
Wednesday
Rain and snow likely, mainly before 1pm. Mostly cloudy, with a high near 39. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
A chance of rain and snow after 1pm. Mostly cloudy, with a high near 43. Chance of precipitation is 40%.
Thursday Night
Snow likely before midnight, then rain likely between midnight and 1am, then a chance of rain and snow after 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 43.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Partly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Deep River CT
 41.43°N 72.42°W (Elev. 98 ft)
Last Update:
5:56 pm EST Feb 22, 2026
Forecast Valid:
7pm EST Feb 22, 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