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.

Fair

57°F

14°C

Humidity 62%
Wind Speed NE 16 mph
Barometer 30.47 in (1031.8 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 23 Sep 6:56 pm EDT
Extended Forecast for

West Mystic CT

  • Tonight

    Tonight: Partly cloudy, with a low around 49. Northeast wind 14 to 16 mph.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67. Breezy, with a northeast wind 17 to 20 mph.

    High: 67 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 49. Northeast wind around 17 mph, with gusts as high as 29 mph.

    Low: 49 °F

    Increasing
    Clouds

  • Friday

    Friday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 63. Breezy, with a north wind 20 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Showers
    Likely and
    Breezy

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 53. Breezy, with a north wind around 22 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 53 °F

    Showers
    Likely and
    Breezy

  • Saturday

    Saturday: Showers. High near 63. Breezy. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 63 °F

    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Showers. Low around 53. Chance of precipitation is 80%.

    Low: 53 °F

    Showers

  • Sunday

    Sunday: Showers likely. Mostly cloudy, with a high near 63. Breezy. Chance of precipitation is 60%.

    High: 63 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 49. Northeast wind 14 to 16 mph.
Thursday
Mostly sunny, with a high near 67. Breezy, with a northeast wind 17 to 20 mph.
Thursday Night
Increasing clouds, with a low around 49. Northeast wind around 17 mph, with gusts as high as 29 mph.
Friday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 63. Breezy, with a north wind 20 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely. Mostly cloudy, with a low around 53. Breezy, with a north wind around 22 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday
Showers. High near 63. Breezy. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Showers. Low around 53. Chance of precipitation is 80%.
Sunday
Showers likely. Mostly cloudy, with a high near 63. Breezy. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 53.
Monday
Partly sunny, with a high near 65.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Mystic CT
 41.35°N 71.99°W (Elev. 98 ft)
Last Update:
5:46 pm EDT Sep 23, 2026
Forecast Valid:
7pm EDT Sep 23, 2026-6pm EDT Sep 30, 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