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

Mystic CT

Coastal Flood Advisory until February 23, 05:00am
Blizzard Warning February 23, 01:55am until February 23, 06:00pm
Click here for hazard details and duration
Coastal Flood Advisory
Blizzard Warning
  •  
    Coastal Flood Advisory until February 23, 05:00am
    Blizzard Warning February 23, 01:55am until February 23, 06:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 30 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday

    Monday: Snow. 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 31 to 36 mph decreasing to 24 to 29 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 31 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: Snow likely before 7pm. Mostly cloudy, with a low around 21. Wind chill values between 10 and 15. Blustery, with a northwest wind 13 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Snow Likely
    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 22 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow after 4am. Increasing clouds, with a low around 17. Northwest wind around 5 mph becoming calm in the evening.

    Low: 17 °F

    Mostly Clear
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Rain and snow, becoming all rain after 10am, then gradually ending. High near 40. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Rain/Snow
    then Rain

  • 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. 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 30. Wind chill values between 15 and 20. Windy, with a northeast wind 26 to 32 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 10 to 14 inches possible.
Monday
Snow. 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 31 to 36 mph decreasing to 24 to 29 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Monday Night
Snow likely before 7pm. Mostly cloudy, with a low around 21. Wind chill values between 10 and 15. Blustery, with a northwest wind 13 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
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 22 mph.
Tuesday Night
A 20 percent chance of snow after 4am. Increasing clouds, with a low around 17. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Rain and snow, becoming all rain after 10am, then gradually ending. High near 40. Chance of precipitation is 80%. 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. 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 31. Chance of precipitation is 70%.
Friday
A 30 percent chance of rain before 1pm. Partly sunny, with a high near 43.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Partly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mystic CT
 41.35°N 71.96°W (Elev. 0 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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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