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.

Light Snow

35°F

2°C

Humidity 72%
Wind Speed SE 8 mph
Barometer 30.51 in (1033.1 mb)
Dewpoint 27°F (-3°C)
Visibility 7.00 mi
Wind Chill28°F (-2°C)
Last update 3 Mar 12:56 pm EST
Extended Forecast for

Mystic CT

  • This Afternoon

    This Afternoon: Rain, possibly mixed with snow, becoming all rain after 3pm. High near 38. East wind 6 to 8 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow

  • Tonight

    Tonight: Rain, mainly before 4am. Low around 34. East wind around 6 mph becoming west after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 34 °F

    Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48. Light and variable wind.

    High: 48 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of freezing rain after 1am. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 20%.

    Low: 30 °F

    Partly Cloudy
    then Slight
    Chance
    Freezing Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Cloudy, with a high near 45. Calm wind becoming east around 5 mph.

    High: 45 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely. Cloudy, with a low around 35. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 35 °F

    Rain Likely

  • Friday

    Friday: Rain likely before 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.

    High: 42 °F

    Rain Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Rain, possibly mixed with snow, becoming all rain after 3pm. High near 38. East wind 6 to 8 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Rain, mainly before 4am. Low around 34. East wind around 6 mph becoming west after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Mostly sunny, with a high near 48. Light and variable wind.
Wednesday Night
A slight chance of freezing rain after 1am. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 20%.
Thursday
A 40 percent chance of rain. Cloudy, with a high near 45. Calm wind becoming east around 5 mph.
Thursday Night
Rain likely. Cloudy, with a low around 35. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Rain likely before 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
Mostly cloudy, with a high near 50.
Saturday Night
A 50 percent chance of rain. Cloudy, with a low around 42.
Sunday
Mostly cloudy, with a high near 56.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Partly sunny, with a high near 57.
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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:
4:31 am EST Mar 3, 2026
Forecast Valid:
1pm EST Mar 3, 2026-6pm EDT Mar 9, 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