National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Mostly Cloudy

58°F

14°C

Humidity 100%
Wind Speed NA
Barometer 29.94 in (1013.7 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 8 Oct 1:56 pm EDT
Extended Forecast for

Mystic CT

  • This Afternoon

    This Afternoon: A 50 percent chance of showers. Mostly cloudy, with a steady temperature around 65. North wind around 14 mph.

    High: 65 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 44. North wind 6 to 10 mph.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 58. North wind 10 to 13 mph.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 35. North wind around 6 mph.

    Low: 35 °F

    Clear

  • Friday

    Friday: Patchy frost before 7am. Otherwise, sunny, with a high near 60. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 60 °F

    Patchy Frost
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain. Mostly cloudy, with a high near 62.

    High: 62 °F

    Chance Rain

Detailed Forecast

This Afternoon
A 50 percent chance of showers. Mostly cloudy, with a steady temperature around 65. North wind around 14 mph.
Tonight
Mostly clear, with a low around 44. North wind 6 to 10 mph.
Thursday
Sunny, with a high near 58. North wind 10 to 13 mph.
Thursday Night
Clear, with a low around 35. North wind around 6 mph.
Friday
Patchy frost before 7am. Otherwise, sunny, with a high near 60. Light and variable wind becoming south around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 46.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 49.
Sunday
A 30 percent chance of rain. Mostly cloudy, with a high near 62.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 50.
Columbus Day
A 30 percent chance of rain. Mostly cloudy, with a high near 64.
Monday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 49.
Tuesday
Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mystic CT
 41.35°N 71.96°W (Elev. 0 ft)
Last Update:
11:35 am EDT Oct 8, 2025
Forecast Valid:
2pm EDT Oct 8, 2025-6pm EDT Oct 14, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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