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

9°F

-13°C

Humidity 48%
Wind Speed NW 9 mph
Barometer 30.15 in (1021.1 mb)
Dewpoint -7°F (-22°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 9 Feb 3:56 am EST
Extended Forecast for

Mystic CT

Cold Weather Advisory February 9, 04:15am until February 9, 10:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory February 9, 04:15am until February 9, 10:00am

    NOW until 10:00am Mon

    Cold Weather Advisory

  • Today

    High: 28 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 13. Northwest wind around 6 mph becoming calm in the evening.

    Low: 13 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of snow after 1pm. Increasing clouds, with a high near 35. Wind chill values between 15 and 25. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 35 °F

    Mostly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 26. Light and variable wind.

    Low: 26 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 28. Wind chill values between -5 and 5. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 13. Northwest wind around 6 mph becoming calm in the evening.
Tuesday
A 30 percent chance of snow after 1pm. Increasing clouds, with a high near 35. Wind chill values between 15 and 25. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
A 50 percent chance of snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 26. Light and variable wind.
Wednesday
Mostly sunny, with a high near 38. West wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 21.
Thursday
Mostly sunny, with a high near 34.
Thursday Night
Mostly clear, with a low around 17.
Friday
Mostly sunny, with a high near 34.
Friday Night
Mostly clear, with a low around 17.
Saturday
Sunny, with a high near 36.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
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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:
1:31 am EST Feb 9, 2026
Forecast Valid:
4am EST Feb 9, 2026-6pm EST Feb 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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