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.

Overcast

40°F

4°C

Humidity 83%
Wind Speed S 8 mph
Barometer 30.01 in (1016.2 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 22 Mar 4:56 am EDT
Extended Forecast for

Poquonock Bridge CT

  • Today

    Today: Rain likely, mainly after 5pm. Mostly cloudy, with a high near 50. Southeast wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Rain Likely

  • Tonight

    Tonight: Rain, mainly before 11pm, then showers after 11pm. Low around 35. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Rain

  • Monday

    Monday: A 50 percent chance of rain before 2pm. Mostly cloudy, with a high near 44. North wind 9 to 11 mph, with gusts as high as 23 mph.

    High: 44 °F

    Chance Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28. Northwest wind 6 to 8 mph.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 45. Northwest wind 5 to 7 mph becoming southwest in the afternoon.

    High: 45 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 32.

    Low: 32 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after 2pm. Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

Today
Rain likely, mainly after 5pm. Mostly cloudy, with a high near 50. Southeast wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 11pm, then showers after 11pm. Low around 35. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A 50 percent chance of rain before 2pm. Mostly cloudy, with a high near 44. North wind 9 to 11 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 28. Northwest wind 6 to 8 mph.
Tuesday
Sunny, with a high near 45. Northwest wind 5 to 7 mph becoming southwest in the afternoon.
Tuesday Night
Increasing clouds, with a low around 32.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
A 30 percent chance of rain after 2pm. Partly sunny, with a high near 51.
Thursday Night
Rain likely, mainly after 8pm. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Sunny, with a high near 40.
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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:
2:51 am EDT Mar 22, 2026
Forecast Valid:
5am EDT Mar 22, 2026-6pm EDT Mar 28, 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