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

27°F

-3°C

Humidity 66%
Wind Speed N 3 mph
Barometer 30.62 in (1036.9 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 3 Mar 8:56 am EST
Extended Forecast for

2 Miles SSE Poquonock Bridge CT

  • Today

    Today: Rain, possibly mixed with snow, becoming all rain after 3pm. High near 38. Wind chill values between 25 and 30. Southeast wind 6 to 9 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow
    then
    Rain/Snow

  • Tonight

    Tonight: Rain, mainly before 4am. Low around 35. East wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45. West wind around 5 mph becoming light and variable in the morning.

    High: 45 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A 50 percent chance of rain. Cloudy, with a high near 43. Calm wind becoming east around 5 mph in the afternoon.

    High: 43 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely. Cloudy, with a low around 37. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 37 °F

    Rain Likely

  • Friday

    Friday: Rain likely before 1pm. Mostly cloudy, with a high near 41. Chance of precipitation is 60%.

    High: 41 °F

    Rain Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: Cloudy, with a high near 48.

    High: 48 °F

    Cloudy

Detailed Forecast

Today
Rain, possibly mixed with snow, becoming all rain after 3pm. High near 38. Wind chill values between 25 and 30. Southeast wind 6 to 9 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Rain, mainly before 4am. Low around 35. East wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Mostly sunny, with a high near 45. West wind around 5 mph becoming light and variable in the morning.
Wednesday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 33. Calm wind.
Thursday
A 50 percent chance of rain. Cloudy, with a high near 43. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
Rain likely. Cloudy, with a low around 37. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Rain likely before 1pm. Mostly cloudy, with a high near 41. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Cloudy, with a high near 48.
Saturday Night
A 50 percent chance of rain. Cloudy, with a low around 45.
Sunday
Mostly cloudy, with a high near 52.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Poquonock Bridge CT
 41.31°N 72°W (Elev. 3 ft)
Last Update:
4:31 am EST Mar 3, 2026
Forecast Valid:
9am EST Mar 3, 2026-6pm EDT Mar 9, 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