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

27°F

-3°C

Humidity 96%
Wind Speed SW 3 mph
Barometer 29.78 in (1008.3 mb)
Dewpoint 26°F (-3°C)
Visibility 7.00 mi
Last update 26 Feb 4:56 am EST
Extended Forecast for

Mystic CT

  • Today

    Today: A 20 percent chance of snow after 4pm. Increasing clouds, with a high near 39. Wind chill values between 25 and 35. Calm wind becoming west around 6 mph.

    High: 39 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 18. Light north wind.

    Low: 18 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 38. Wind chill values between 20 and 30. Calm wind becoming south around 6 mph in the afternoon.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 28. Light south wind.

    Low: 28 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 46. South wind 5 to 7 mph.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 29.

    Low: 29 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 30 percent chance of snow showers before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 37.

    High: 37 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of snow after 1pm. Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny
    then Chance
    Snow

Detailed Forecast

Today
A 20 percent chance of snow after 4pm. Increasing clouds, with a high near 39. Wind chill values between 25 and 35. Calm wind becoming west around 6 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 18. Light north wind.
Friday
Sunny, with a high near 38. Wind chill values between 20 and 30. Calm wind becoming south around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 28. Light south wind.
Saturday
Sunny, with a high near 46. South wind 5 to 7 mph.
Saturday Night
Increasing clouds, with a low around 29.
Sunday
A 30 percent chance of snow showers before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 37.
Sunday Night
Partly cloudy, with a low around 15.
Monday
A 30 percent chance of snow after 1pm. Partly sunny, with a high near 27.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Mostly cloudy, with a high near 36.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 50%.
Wednesday
A 50 percent chance of rain. Mostly sunny, with a high near 43.
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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:
5:06 am EST Feb 26, 2026
Forecast Valid:
5am EST Feb 26, 2026-6pm EST Mar 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation