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Hazardous Weather Conditions

Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fog/Mist

28°F

-2°C

Humidity 92%
Wind Speed Calm
Barometer 30.09 in (1018.9 mb)
Dewpoint 26°F (-3°C)
Visibility 4.00 mi
Last update 18 Jan 3:56 am EST
Extended Forecast for

2 Miles SSE Poquonock Bridge CT

Winter Weather Advisory January 18, 10:00am until January 19, 04:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: A 20 percent chance of snow. Cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Snow before 10am, then snow, possibly mixed with rain between 10am and 4pm, then snow after 4pm. High near 36. Calm wind becoming northeast 5 to 7 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Snow, mainly before 1am. Low around 25. Northeast wind 5 to 7 mph becoming northwest after midnight. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 25 °F

    Snow

  • M.L.King Day

    M.L.King Day: Mostly cloudy, then gradually becoming sunny, with a high near 33. Wind chill values between 20 and 25. West wind 8 to 18 mph, with gusts as high as 30 mph.

    High: 33 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 19. West wind 14 to 17 mph, with gusts as high as 29 mph.

    Low: 19 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 25.

    High: 25 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly 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 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow. Cloudy, with a low around 33. Calm wind.
Sunday
Snow before 10am, then snow, possibly mixed with rain between 10am and 4pm, then snow after 4pm. High near 36. Calm wind becoming northeast 5 to 7 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow, mainly before 1am. Low around 25. Northeast wind 5 to 7 mph becoming northwest after midnight. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
M.L.King Day
Mostly cloudy, then gradually becoming sunny, with a high near 33. Wind chill values between 20 and 25. West wind 8 to 18 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 19. West wind 14 to 17 mph, with gusts as high as 29 mph.
Tuesday
Sunny, with a high near 25.
Tuesday Night
Mostly clear, with a low around 14.
Wednesday
Mostly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
Partly sunny, with a high near 37.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 32.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 35. Chance of precipitation is 30%.
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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:
1:04 am EST Jan 18, 2026
Forecast Valid:
4am EST Jan 18, 2026-6pm EST Jan 24, 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