National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

48°F

9°C

Humidity 48%
Wind Speed W 13 mph
Barometer 29.75 in (1007.3 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 27 Nov 2:56 am EST
Extended Forecast for

Mystic CT

  • Overnight

    Overnight: Partly cloudy, with a low around 37. West wind around 14 mph.

    Low: 37 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 45. West wind 10 to 16 mph, with gusts as high as 29 mph.

    High: 45 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. Wind chill values between 20 and 25. West wind 8 to 11 mph, with gusts as high as 26 mph.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 42. Wind chill values between 20 and 30. Breezy, with a west wind 13 to 20 mph, with gusts as high as 37 mph.

    High: 42 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. West wind 10 to 17 mph, with gusts as high as 37 mph.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 27.

    Low: 27 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 50 percent chance of rain after 1pm. Cloudy, with a high near 52.

    High: 52 °F

    Cloudy then
    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 70%.

    Low: 35 °F

    Rain Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 37. West wind around 14 mph.
Thanksgiving Day
Sunny, with a high near 45. West wind 10 to 16 mph, with gusts as high as 29 mph.
Thursday Night
Partly cloudy, with a low around 30. Wind chill values between 20 and 25. West wind 8 to 11 mph, with gusts as high as 26 mph.
Friday
Mostly sunny, with a high near 42. Wind chill values between 20 and 30. Breezy, with a west wind 13 to 20 mph, with gusts as high as 37 mph.
Friday Night
Mostly clear, with a low around 30. West wind 10 to 17 mph, with gusts as high as 37 mph.
Saturday
Sunny, with a high near 42.
Saturday Night
Increasing clouds, with a low around 27.
Sunday
A 50 percent chance of rain after 1pm. Cloudy, with a high near 52.
Sunday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 70%.
Monday
Partly sunny, with a high near 45.
Monday Night
Mostly cloudy, with a low around 27.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 40%.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 27.
Wednesday
Mostly sunny, with a high near 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mystic CT
 41.35°N 71.96°W (Elev. 0 ft)
Last Update:
1:06 am EST Nov 27, 2025
Forecast Valid:
3am EST Nov 27, 2025-6pm EST Dec 3, 2025
 
Forecast Discussion
 
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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