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.

Overcast

58°F

14°C

Humidity 90%
Wind Speed NE 7 mph
Barometer 30.01 in (1016.1 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 13 Oct 7:56 am EDT
Extended Forecast for

2 Miles ENE Mystic CT

  • Today

    Today: Mostly cloudy, with a high near 65. East wind 6 to 8 mph becoming southeast in the afternoon.

    High: 65 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 61. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.

    Low: 61 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. West wind around 9 mph.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy during the early evening, then becoming clear, with a low around 53. Northwest wind around 6 mph.

    Low: 53 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 64. North wind 5 to 8 mph.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of showers after 2am. Increasing clouds, with a low around 47.

    Low: 47 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers, mainly after 8am. High near 67. Chance of precipitation is 90%.

    High: 67 °F

    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.

    Low: 41 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 65. East wind 6 to 8 mph becoming southeast in the afternoon.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 61. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 77. West wind around 9 mph.
Wednesday Night
Mostly cloudy during the early evening, then becoming clear, with a low around 53. Northwest wind around 6 mph.
Thursday
Sunny, with a high near 64. North wind 5 to 8 mph.
Thursday Night
A 50 percent chance of showers after 2am. Increasing clouds, with a low around 47.
Friday
Showers, mainly after 8am. High near 67. Chance of precipitation is 90%.
Friday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Saturday
Sunny, with a high near 52.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Mystic CT
 41.37°N 71.93°W (Elev. 75 ft)
Last Update:
2:02 am EDT Oct 13, 2026
Forecast Valid:
8am EDT Oct 13, 2026-6pm EDT Oct 19, 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