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

19°F

-7°C

Humidity 39%
Wind Speed W 10 mph
Barometer 30.56 in (1034.6 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 21 Jan 8:56 am EST
Extended Forecast for

Mystic CT

  • Today

    Today: Increasing clouds, with a high near 34. Wind chill values between 10 and 20. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 34 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A chance of rain and snow before 1am, then a chance of snow between 1am and 4am. Cloudy, with a temperature rising to around 37 by 2am. Wind chill values between 25 and 30. Southwest wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Low: 32 °F⇑

    Chance
    Rain/Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 42. West wind 8 to 13 mph, with gusts as high as 24 mph.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. West wind around 7 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 33. West wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 33 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 6.

    Low: 6 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 16.

    High: 16 °F

    Cold

  • Saturday Night

    Saturday Night: A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely. Mostly cloudy and cold, with a high near 20. Chance of precipitation is 60%.

    High: 20 °F

    Snow Likely

Detailed Forecast

Today
Increasing clouds, with a high near 34. Wind chill values between 10 and 20. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Tonight
A chance of rain and snow before 1am, then a chance of snow between 1am and 4am. Cloudy, with a temperature rising to around 37 by 2am. Wind chill values between 25 and 30. Southwest wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 42. West wind 8 to 13 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 24. West wind around 7 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 33. West wind 6 to 11 mph, with gusts as high as 22 mph.
Friday Night
Partly cloudy, with a low around 6.
Saturday
Mostly sunny and cold, with a high near 16.
Saturday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 7.
Sunday
Snow likely. Mostly cloudy and cold, with a high near 20. Chance of precipitation is 60%.
Sunday Night
Snow likely. Cloudy, with a low around 14. Chance of precipitation is 60%.
Monday
A 40 percent chance of snow. Partly sunny, with a high near 27.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Sunny, with a high near 26.
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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:
1:12 am EST Jan 21, 2026
Forecast Valid:
9am EST Jan 21, 2026-6pm EST Jan 27, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation