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

19°F

-7°C

Humidity 36%
Wind Speed N 9 mph
Barometer 30.26 in (1024.8 mb)
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 8 Dec 11:56 pm EST
Extended Forecast for

West Mystic CT

  • Overnight

    Overnight: Partly cloudy, with a low around 12. North wind 3 to 7 mph.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 37. Wind chill values between 10 and 20. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 37 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A chance of snow before 1am, then a slight chance of rain and snow. Mostly cloudy, with a temperature rising to around 36 by midnight. Southwest wind 6 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 32 °F⇑

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 49. Southwest wind 9 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Slight Chance
    Rain then
    Rain Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 32. Southwest wind 9 to 11 mph, with gusts as high as 32 mph.

    Low: 32 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 12. North wind 3 to 7 mph.
Tuesday
Increasing clouds, with a high near 37. Wind chill values between 10 and 20. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
A chance of snow before 1am, then a slight chance of rain and snow. Mostly cloudy, with a temperature rising to around 36 by midnight. Southwest wind 6 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 49. Southwest wind 9 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 50 percent chance of rain before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 32. Southwest wind 9 to 11 mph, with gusts as high as 32 mph.
Thursday
Mostly sunny, with a high near 41.
Thursday Night
Partly cloudy, with a low around 23.
Friday
Mostly sunny, with a high near 36.
Friday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 24.
Saturday
A chance of snow showers before 7am, then a chance of snow between 7am and noon. Partly sunny, with a high near 38. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Mostly clear, with a low around 16.
Monday
Sunny, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Mystic CT
 41.35°N 71.99°W (Elev. 98 ft)
Last Update:
6:30 pm EST Dec 8, 2025
Forecast Valid:
12am EST Dec 9, 2025-6pm EST Dec 15, 2025
 
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Additional Resources

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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