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.

Fair

11°F

-12°C

Humidity 92%
Wind Speed Calm
Barometer 30.19 in (1022.1 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 28 Dec 2:56 am EST
Extended Forecast for

2 Miles ESE Essex CT

Winter Weather Advisory December 28, 04:00pm until December 29, 12:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: Mostly clear, with a low around 16. Wind chill values between 10 and 15. Northwest wind around 6 mph.

    Low: 16 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 39. Wind chill values between 10 and 20. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 39 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Rain, mainly before 4am. Temperature rising to around 43 by 4am. Light southwest wind becoming south 5 to 9 mph after midnight. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 33 °F⇑

    Rain

  • Monday

    Monday: Rain, mainly after 7am. High near 51. Southwest wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 24. West wind 11 to 13 mph, with gusts as high as 31 mph.

    Low: 24 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 16. Wind chill values between 10 and 15. Northwest wind around 6 mph.
Sunday
Increasing clouds, with a high near 39. Wind chill values between 10 and 20. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
Rain, mainly before 4am. Temperature rising to around 43 by 4am. Light southwest wind becoming south 5 to 9 mph after midnight. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain, mainly after 7am. High near 51. Southwest wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 24. West wind 11 to 13 mph, with gusts as high as 31 mph.
Tuesday
Partly sunny, with a high near 32.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
Partly sunny, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 22.
New Year's Day
A 30 percent chance of snow after 1pm. Partly sunny, with a high near 33.
Thursday Night
Mostly cloudy, with a low around 18.
Friday
Mostly sunny, with a high near 30.
Friday Night
Mostly clear, with a low around 17.
Saturday
Mostly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Essex CT
 41.36°N 72.37°W (Elev. 7 ft)
Last Update:
1:17 am EST Dec 28, 2025
Forecast Valid:
3am EST Dec 28, 2025-6pm EST Jan 3, 2026
 
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