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

43°F

6°C

Humidity 80%
Wind Speed SE 3 mph
Barometer 29.97 in (1014.8 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 24 Apr 9:56 pm EDT
Extended Forecast for

Poquonock Bridge CT

  • Tonight

    Tonight: Mostly clear, with a low around 38. Light east wind.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 51. Light and variable wind becoming southeast 5 to 8 mph in the morning.

    High: 51 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: A 50 percent chance of rain, mainly after 8pm. Cloudy, with a low around 39. Light and variable wind.

    Low: 39 °F

    Chance Rain

  • Sunday

    Sunday: A 50 percent chance of rain. Mostly cloudy, with a high near 54. East wind 5 to 9 mph.

    High: 54 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly before 2am. Partly cloudy, with a low around 39. Northeast wind around 5 mph.

    Low: 39 °F

    Chance Rain

  • Monday

    Monday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 38. Light east wind.
Saturday
Increasing clouds, with a high near 51. Light and variable wind becoming southeast 5 to 8 mph in the morning.
Saturday Night
A 50 percent chance of rain, mainly after 8pm. Cloudy, with a low around 39. Light and variable wind.
Sunday
A 50 percent chance of rain. Mostly cloudy, with a high near 54. East wind 5 to 9 mph.
Sunday Night
A 30 percent chance of rain, mainly before 2am. Partly cloudy, with a low around 39. Northeast wind around 5 mph.
Monday
Mostly sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Mostly sunny, with a high near 59.
Tuesday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 44.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 58.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 46.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 60.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 44.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Poquonock Bridge CT
 41.36°N 72.02°W (Elev. 98 ft)
Last Update:
10:34 pm EDT Apr 24, 2026
Forecast Valid:
10pm EDT Apr 24, 2026-6pm EDT May 1, 2026
 
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