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

25°F

-4°C

Humidity 69%
Wind Speed NE 3 mph
Barometer 30.02 in (1016.5 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 27 Feb 3:56 am EST
Extended Forecast for

Mystic CT

  • Today

    Today: Sunny, with a high near 39. Wind chill values between 20 and 30. Calm wind becoming south around 6 mph in the afternoon.

    High: 39 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 25. Light south wind.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 46. Wind chill values between 20 and 30 early. South wind 3 to 7 mph.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29. Light and variable wind becoming northwest around 5 mph after midnight.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Scattered snow showers before 4pm. Cloudy, then gradual clearing during the afternoon, with a high near 38. Northwest wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 38 °F

    Scattered
    Snow Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow after 1pm. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.

    High: 37 °F

    Partly Sunny
    then Chance
    Rain/Snow

Detailed Forecast

Today
Sunny, with a high near 39. Wind chill values between 20 and 30. Calm wind becoming south around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 25. Light south wind.
Saturday
Mostly sunny, with a high near 46. Wind chill values between 20 and 30 early. South wind 3 to 7 mph.
Saturday Night
Partly cloudy, with a low around 29. Light and variable wind becoming northwest around 5 mph after midnight.
Sunday
Scattered snow showers before 4pm. Cloudy, then gradual clearing during the afternoon, with a high near 38. Northwest wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday Night
Mostly clear, with a low around 14.
Monday
Partly sunny, with a high near 28.
Monday Night
Partly cloudy, with a low around 16.
Tuesday
A chance of rain and snow after 1pm. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
Tuesday Night
A chance of rain and snow before 1am, then rain likely. Cloudy, with a low around 30. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of rain. Mostly sunny, with a high near 45.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
Cloudy, with a high near 44.
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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:
12:50 am EST Feb 27, 2026
Forecast Valid:
4am EST Feb 27, 2026-6pm EST Mar 5, 2026
 
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