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.

Fog/Mist

44°F

7°C

Humidity 96%
Wind Speed Calm
Barometer 30.30 in (1026.1 mb)
Dewpoint 43°F (6°C)
Visibility 1.75 mi
Last update 3 Apr 9:56 am EDT
Extended Forecast for

Poquonock Bridge CT

  • Today

    Today: Areas of fog before noon. Otherwise, mostly cloudy, with a high near 56. Light and variable wind becoming southwest 5 to 9 mph in the afternoon.

    High: 56 °F

    Areas Fog
    then Mostly
    Cloudy

  • Tonight

    Tonight: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 49. Southwest wind around 7 mph.

    Low: 49 °F

    Patchy Fog

  • Saturday

    Saturday: A 20 percent chance of showers after 2pm. Increasing clouds, with a high near 64. Calm wind becoming east 5 to 9 mph in the afternoon.

    High: 64 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers, mainly after 8pm. Mostly cloudy, with a low around 40. East wind 6 to 9 mph, with gusts as high as 21 mph.

    Low: 40 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers. High near 58. Southwest wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Showers
    Likely then
    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 8pm. Low around 39. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Showers then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers. Partly sunny, with a high near 49.

    High: 49 °F

    Chance
    Showers

Detailed Forecast

Today
Areas of fog before noon. Otherwise, mostly cloudy, with a high near 56. Light and variable wind becoming southwest 5 to 9 mph in the afternoon.
Tonight
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 49. Southwest wind around 7 mph.
Saturday
A 20 percent chance of showers after 2pm. Increasing clouds, with a high near 64. Calm wind becoming east 5 to 9 mph in the afternoon.
Saturday Night
A 50 percent chance of showers, mainly after 8pm. Mostly cloudy, with a low around 40. East wind 6 to 9 mph, with gusts as high as 21 mph.
Sunday
Showers. High near 58. Southwest wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers, mainly before 8pm. Low around 39. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 49.
Tuesday Night
Mostly clear, with a low around 29.
Wednesday
Sunny, with a high near 47.
Wednesday Night
Mostly clear, with a low around 35.
Thursday
Mostly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Poquonock Bridge CT
 41.33°N 72.02°W (Elev. 43 ft)
Last Update:
2:20 am EDT Apr 3, 2026
Forecast Valid:
10am EDT Apr 3, 2026-6pm EDT Apr 9, 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