Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Mostly Cloudy

63°F

17°C

Humidity 87%
Wind Speed SW 9 mph
Barometer 30.03 in (1016.8 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 25 May 2:56 pm EDT
Extended Forecast for

3 Miles NW Old Mystic CT

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. West wind around 5 mph becoming calm  in the evening.

    Low: 57 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 80. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 80 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 57. Southwest wind around 5 mph.

    Low: 57 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 84. Light southwest wind increasing to 5 to 9 mph in the morning.

    High: 84 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 60. West wind around 5 mph becoming light and variable  in the evening.

    Low: 60 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers after 2pm.  Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 8pm.  Partly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers after 2am.  Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 57. West wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 80. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 57. Southwest wind around 5 mph.
Wednesday
Partly sunny, with a high near 84. Light southwest wind increasing to 5 to 9 mph in the morning.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 60. West wind around 5 mph becoming light and variable in the evening.
Thursday
A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 77.
Thursday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 69.
Friday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 52.
Saturday
A 30 percent chance of showers before 2pm. Partly sunny, with a high near 69.
Saturday Night
Mostly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Old Mystic CT
 41.4°N 72.01°W (Elev. 197 ft)
3:13 pm EDT May 25, 2026
3pm EDT May 25, 2026-6pm EDT Jun 1, 2026
 
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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