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

70°F

21°C

Humidity 93%
Wind Speed S 3 mph
Barometer 29.99 in (1015.7 mb)
Dewpoint 68°F (20°C)
Visibility 8.00 mi
Last update 27 Jun 6:56 pm EDT
Extended Forecast for

2 Miles SSW West Mystic CT

  • Tonight

    Tonight: A 40 percent chance of showers, mainly after 2am. Patchy fog between 4am and 5am. Otherwise, cloudy, with a low around 62. Southwest wind around 6 mph becoming calm in the evening.

    Low: 62 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: A 30 percent chance of showers before 8am. Partly sunny, with a high near 78. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    High: 78 °F

    Chance
    Showers then
    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. Calm wind becoming south around 6 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. Light southwest wind.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

Detailed Forecast

Tonight
A 40 percent chance of showers, mainly after 2am. Patchy fog between 4am and 5am. Otherwise, cloudy, with a low around 62. Southwest wind around 6 mph becoming calm in the evening.
Sunday
A 30 percent chance of showers before 8am. Partly sunny, with a high near 78. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 61. Calm wind.
Monday
Mostly sunny, with a high near 81. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 63. Light southwest wind.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 70.
Thursday
Sunny, with a high near 93.
Thursday Night
Mostly clear, with a low around 72.
Friday
Sunny, with a high near 93.
Friday Night
Partly cloudy, with a low around 68.
Independence Day
A 40 percent chance of showers. Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW West Mystic CT
 41.33°N 72°W (Elev. 98 ft)
Last Update:
2:33 pm EDT Jun 27, 2026
Forecast Valid:
7pm EDT Jun 27, 2026-6pm EDT Jul 4, 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