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

32°F

0°C

Humidity 54%
Wind Speed W 6 mph
Barometer 29.99 in (1015.4 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 13 Mar 2:56 am EDT
Extended Forecast for

Poquonock Bridge CT

  • Overnight

    Overnight: Clear, with a steady temperature around 32. Wind chill values between 20 and 25. Northwest wind around 13 mph.

    Low: 32 °F

    Clear

  • Friday

    Friday: Increasing clouds, with a high near 45. Wind chill values between 25 and 35 early. Northwest wind 5 to 11 mph becoming southwest in the afternoon.

    High: 45 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly between 11pm and 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 36. Southwest wind 14 to 17 mph.

    Low: 36 °F

    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Breezy, with a west wind 15 to 21 mph, with gusts as high as 33 mph.

    High: 47 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 29. West wind 7 to 15 mph.

    Low: 29 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain likely, mainly after 5am. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Mostly Cloudy
    then Rain
    Likely

  • Monday

    Monday: Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 56. Breezy. Chance of precipitation is 100%.

    High: 56 °F

    Heavy Rain
    and Breezy

  • Monday Night

    Monday Night: Rain. Low around 40. Windy. Chance of precipitation is 90%.

    Low: 40 °F

    Rain and
    Windy

Detailed Forecast

Overnight
Clear, with a steady temperature around 32. Wind chill values between 20 and 25. Northwest wind around 13 mph.
Friday
Increasing clouds, with a high near 45. Wind chill values between 25 and 35 early. Northwest wind 5 to 11 mph becoming southwest in the afternoon.
Friday Night
A 30 percent chance of rain, mainly between 11pm and 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 36. Southwest wind 14 to 17 mph.
Saturday
Mostly sunny, with a high near 47. Breezy, with a west wind 15 to 21 mph, with gusts as high as 33 mph.
Saturday Night
Increasing clouds, with a low around 29. West wind 7 to 15 mph.
Sunday
Mostly cloudy, with a high near 44.
Sunday Night
Rain likely, mainly after 5am. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Monday
Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 56. Breezy. Chance of precipitation is 100%.
Monday Night
Rain. Low around 40. Windy. Chance of precipitation is 90%.
Tuesday
Rain likely, mainly before 8am. Partly sunny, with a high near 47. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 23.
Wednesday
Sunny, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Poquonock Bridge CT
 41.33°N 72.02°W (Elev. 43 ft)
Last Update:
3:05 am EDT Mar 13, 2026
Forecast Valid:
3am EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
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Additional Resources

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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