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.

Fog/Mist

35°F

2°C

Humidity 96%
Wind Speed N 3 mph
Barometer 30.33 in (1027.1 mb)
Dewpoint 34°F (1°C)
Visibility 3.00 mi
Last update 7 Mar 3:56 am EST
Extended Forecast for

Mystic CT

  • Today

    Today: Areas of drizzle and fog between 7am and 10am. Cloudy, with a high near 44. Calm wind becoming south 5 to 8 mph in the morning.

    High: 44 °F

    Areas Drizzle
    and Areas Fog
    then Patchy
    Fog

  • Tonight

    Tonight: A 50 percent chance of showers after 10pm. Areas of fog before 4am. Otherwise, cloudy, with a temperature rising to around 45 by 2am. Southwest wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 41 °F⇑

    Chance
    Showers and
    Areas Fog

  • Sunday

    Sunday: A 30 percent chance of rain. Cloudy, with a high near 55. Southwest wind 7 to 9 mph.

    High: 55 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35. West wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 52. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 52 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of rain. Cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

Detailed Forecast

Today
Areas of drizzle and fog between 7am and 10am. Cloudy, with a high near 44. Calm wind becoming south 5 to 8 mph in the morning.
Tonight
A 50 percent chance of showers after 10pm. Areas of fog before 4am. Otherwise, cloudy, with a temperature rising to around 45 by 2am. Southwest wind 7 to 9 mph, with gusts as high as 20 mph.
Sunday
A 30 percent chance of rain. Cloudy, with a high near 55. Southwest wind 7 to 9 mph.
Sunday Night
Mostly clear, with a low around 35. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 52. Calm wind becoming southwest 5 to 9 mph in the morning.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
A 40 percent chance of rain. Cloudy, with a high near 53.
Wednesday Night
A 50 percent chance of rain. Cloudy, with a low around 42.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 50.
Thursday Night
Partly cloudy, with a low around 27.
Friday
Partly sunny, with a high near 42.
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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:
2:47 am EST Mar 7, 2026
Forecast Valid:
4am EST Mar 7, 2026-6pm EDT Mar 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation