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.

Light Snow Fog/Mist

33°F

1°C

Humidity 89%
Wind Speed N 13 mph
Barometer 29.74 in (1006.9 mb)
Dewpoint 30°F (-1°C)
Visibility 4.00 mi
Wind Chill24°F (-4°C)
Last update 18 Jan 11:56 pm EST
Extended Forecast for

2 Miles SSE Poquonock Bridge CT

Winter Weather Advisory January 19, 12:19am until January 19, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 19, 12:19am until January 19, 04:00am

    NOW until 4:00am Mon

    Winter Weather Advisory

  • Overnight

    Low: 28 °F

    Snow

  • M.L.King Day

    M.L.King Day: Cloudy through mid morning, then gradual clearing, with a high near 34. Wind chill values between 20 and 25. West wind 9 to 17 mph.

    High: 34 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Partly cloudy, with a low around 20. Wind chill values between 5 and 15. Breezy, with a west wind 16 to 22 mph, with gusts as high as 32 mph.

    Low: 20 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 24. Wind chill values between 5 and 10. West wind around 18 mph, with gusts as high as 28 mph.

    High: 24 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 16. West wind 9 to 14 mph.

    Low: 16 °F

    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain. Partly sunny, with a high near 40.

    High: 40 °F

    Chance Rain

Detailed Forecast

Overnight
Snow, mainly before 4am. Low around 28. Northwest wind 6 to 8 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 3 inches possible.
M.L.King Day
Cloudy through mid morning, then gradual clearing, with a high near 34. Wind chill values between 20 and 25. West wind 9 to 17 mph.
Monday Night
Partly cloudy, with a low around 20. Wind chill values between 5 and 15. Breezy, with a west wind 16 to 22 mph, with gusts as high as 32 mph.
Tuesday
Sunny, with a high near 24. Wind chill values between 5 and 10. West wind around 18 mph, with gusts as high as 28 mph.
Tuesday Night
Clear, with a low around 16. West wind 9 to 14 mph.
Wednesday
Mostly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
A 30 percent chance of rain. Partly sunny, with a high near 40.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 30.
Friday Night
Mostly cloudy, with a low around 19.
Saturday
A 30 percent chance of snow. Mostly sunny, with a high near 28.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 13.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Poquonock Bridge CT
 41.31°N 72°W (Elev. 3 ft)
Last Update:
8:25 pm EST Jan 18, 2026
Forecast Valid:
12am EST Jan 19, 2026-6pm EST Jan 25, 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