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.

Overcast

24°F

-4°C

Humidity 91%
Wind Speed Calm
Barometer 30.15 in (1020.9 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 17 Feb 4:56 am EST
Extended Forecast for

Essex CT

  • Today

    Today: Mostly cloudy, with a high near 43. Calm wind becoming southwest around 6 mph.

    High: 43 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Patchy Fog

  • Wednesday

    Wednesday: Rain. High near 40. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 40 °F

    Rain Likely
    then Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 1am, then a slight chance of rain and snow between 1am and 4am, then a slight chance of snow after 4am. Cloudy, with a low around 30. Calm wind. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: Mostly cloudy, with a high near 41. Light and variable wind.

    High: 41 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Friday

    Friday: Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 40. Chance of precipitation is 70%.

    High: 40 °F

    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Rain and snow likely before 1am, then a chance of snow. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.

    Low: 30 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.

    High: 39 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Mostly cloudy, with a high near 43. Calm wind becoming southwest around 6 mph.
Tonight
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 28. Calm wind.
Wednesday
Rain. High near 40. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain likely before 1am, then a slight chance of rain and snow between 1am and 4am, then a slight chance of snow after 4am. Cloudy, with a low around 30. Calm wind. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday
Mostly cloudy, with a high near 41. Light and variable wind.
Thursday Night
Mostly cloudy, with a low around 27.
Friday
Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 40. Chance of precipitation is 70%.
Friday Night
Rain and snow likely before 1am, then a chance of snow. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 25.
Sunday
A 50 percent chance of snow. Partly sunny, with a high near 37.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 24.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Essex CT
 41.36°N 72.4°W (Elev. 92 ft)
Last Update:
4:22 am EST Feb 17, 2026
Forecast Valid:
5am EST Feb 17, 2026-6pm EST Feb 23, 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