Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

73°F

23°C

Humidity 100%
Wind Speed SW 5 mph
Barometer 30.05 in (1017.6 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 15 Jul 7:56 pm EDT
Extended Forecast for

West Mystic CT

Heat Advisory July 16, 11:00am until July 17, 10:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

    Tonight: Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 70. Light west wind.

    Low: 70 °F

    Patchy Fog

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 83 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly after 2am.  Increasing clouds, with a low around 71. Southwest wind around 6 mph.

    Low: 71 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 82. Southwest wind 6 to 11 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm.  Partly cloudy, with a low around 73. Southwest wind around 7 mph.  Chance of precipitation is 60%.

    Low: 73 °F

    Showers
    Likely then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 70. Light west wind.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming south 5 to 8 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after 2am. Increasing clouds, with a low around 71. Southwest wind around 6 mph.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Southwest wind 6 to 11 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 73. Southwest wind around 7 mph. Chance of precipitation is 60%.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 64.
Saturday
Sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 78.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
West Mystic CT
 41.33°N 72°W (Elev. 98 ft)
3:16 pm EDT Jul 15, 2025
8pm EDT Jul 15, 2025-6pm EDT Jul 22, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database