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

49°F

9°C

Humidity 97%
Wind Speed SW 6 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 48°F (9°C)
Visibility 4.00 mi
Wind Chill46°F (8°C)
Last update 3 Apr 8:56 pm EDT
Extended Forecast for

Poquonock Bridge CT

  • Tonight

    Tonight: Areas of fog. Otherwise, mostly cloudy, with a low around 49. Southwest wind around 6 mph.

    Low: 49 °F

    Areas Fog

  • Saturday

    Saturday: Areas of fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 62. Light and variable wind becoming east 5 to 10 mph in the afternoon.

    High: 62 °F

    Areas Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Cloudy, with a low around 39. East wind 6 to 8 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then showers after 2pm. High near 57. Southwest wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 57 °F

    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 8pm. Low around 38. Northwest wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Showers then
    Slight Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Monday Night

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

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow showers before 2pm. Mostly sunny, with a high near 49. Chance of precipitation is 30%.

    High: 49 °F

    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Tonight
Areas of fog. Otherwise, mostly cloudy, with a low around 49. Southwest wind around 6 mph.
Saturday
Areas of fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 62. Light and variable wind becoming east 5 to 10 mph in the afternoon.
Saturday Night
A 50 percent chance of showers. Cloudy, with a low around 39. East wind 6 to 8 mph, with gusts as high as 21 mph.
Sunday
Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then showers after 2pm. High near 57. Southwest wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers, mainly before 8pm. Low around 38. Northwest wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
A chance of rain and snow showers before 2pm. Mostly sunny, with a high near 49. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 28.
Wednesday
Sunny, with a high near 46.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
Sunny, with a high near 53.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 60.
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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:
2:23 pm EDT Apr 3, 2026
Forecast Valid:
9pm EDT Apr 3, 2026-6pm EDT Apr 10, 2026
 
Forecast Discussion
 
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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