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.

A Few Clouds

65°F

18°C

Humidity 59%
Wind Speed NE 14 G 26 mph
Barometer 30.39 in (1029.0 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 24 Sep 11:56 am EDT
Extended Forecast for

Poquonock Bridge CT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 65. Northeast wind around 16 mph, with gusts as high as 28 mph.

    High: 65 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. Northeast wind 13 to 15 mph, with gusts as high as 28 mph.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: A 50 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 64. Breezy, with a north wind 18 to 21 mph, with gusts as high as 34 mph.

    High: 64 °F

    Breezy.
    Slight Chance
    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: Showers, mainly after 8pm. Low around 51. Breezy, with a north wind 18 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 51 °F

    Showers and
    Breezy

  • Saturday

    Saturday: Showers. High near 62. Breezy, with a north wind around 24 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 62 °F

    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Showers, with thunderstorms also possible after 2am. Low around 52. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 52 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 64. Chance of precipitation is 90%.

    High: 64 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 2am. Cloudy, with a low around 54. Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely

  • Monday

    Monday: A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 64.

    High: 64 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 65. Northeast wind around 16 mph, with gusts as high as 28 mph.
Tonight
Mostly cloudy, with a low around 49. Northeast wind 13 to 15 mph, with gusts as high as 28 mph.
Friday
A 50 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 64. Breezy, with a north wind 18 to 21 mph, with gusts as high as 34 mph.
Friday Night
Showers, mainly after 8pm. Low around 51. Breezy, with a north wind 18 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers. High near 62. Breezy, with a north wind around 24 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Showers, with thunderstorms also possible after 2am. Low around 52. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Sunday
Showers and possibly a thunderstorm. High near 64. Chance of precipitation is 90%.
Sunday Night
Showers likely, mainly before 2am. Cloudy, with a low around 54. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 64.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Poquonock Bridge CT
 41.36°N 72.02°W (Elev. 98 ft)
Last Update:
3:06 am EDT Sep 24, 2026
Forecast Valid:
12pm EDT Sep 24, 2026-6pm EDT Sep 30, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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