National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

17°F

-8°C

Humidity 43%
Wind Speed N 9 mph
Barometer 30.24 in (1023.9 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 9 Dec 1:56 am EST
Extended Forecast for

Poquonock Bridge CT

  • Overnight

    Overnight: Partly cloudy, with a low around 14. Light north wind.

    Low: 14 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 36. Wind chill values between 15 and 25. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 36 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A slight chance of snow before 11pm, then a slight chance of rain between 11pm and 1am. Mostly cloudy, with a temperature rising to around 36 by midnight. Southwest wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 29 °F⇑

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 49. Southwest wind 9 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Slight Chance
    Rain then
    Rain Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 30. Southwest wind 7 to 13 mph, with gusts as high as 26 mph.

    Low: 30 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 37.

    High: 37 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy
    then Chance
    Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 14. Light north wind.
Tuesday
Increasing clouds, with a high near 36. Wind chill values between 15 and 25. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
A slight chance of snow before 11pm, then a slight chance of rain between 11pm and 1am. Mostly cloudy, with a temperature rising to around 36 by midnight. Southwest wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Wednesday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 49. Southwest wind 9 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 30. Southwest wind 7 to 13 mph, with gusts as high as 26 mph.
Thursday
Mostly sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 24.
Friday
Sunny, with a high near 37.
Friday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 25.
Saturday
Partly sunny, with a high near 40.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 34.
Sunday Night
Mostly clear, with a low around 15.
Monday
Sunny, with a high near 29.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Poquonock Bridge CT
 41.36°N 72.05°W (Elev. 79 ft)
Last Update:
1:43 am EST Dec 9, 2025
Forecast Valid:
2am EST Dec 9, 2025-6pm EST Dec 15, 2025
 
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