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.

Fair

25°F

-4°C

Humidity 32%
Wind Speed S 7 mph
Barometer 30.63 in (1037.3 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 2 Mar 2:56 pm EST
Extended Forecast for

2 Miles SSE Poquonock Bridge CT

  • Tonight

    Tonight: Increasing clouds, with a steady temperature around 26. Light south wind.

    Low: 26 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all rain after 4pm. High near 37. Wind chill values between 25 and 30. Southeast wind 5 to 8 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 37 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain. Low around 36. East wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Rain

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 45. Light and variable wind.

    High: 45 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: A 30 percent chance of rain. Cloudy, with a high near 43.

    High: 43 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 1am. Cloudy, with a low around 38. Chance of precipitation is 70%.

    Low: 38 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: A 50 percent chance of rain. Mostly cloudy, with a high near 41.

    High: 41 °F

    Chance Rain

  • Friday Night

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

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a steady temperature around 26. Light south wind.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 4pm. High near 37. Wind chill values between 25 and 30. Southeast wind 5 to 8 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
Rain. Low around 36. East wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 45. Light and variable wind.
Wednesday Night
A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 33. Calm wind.
Thursday
A 30 percent chance of rain. Cloudy, with a high near 43.
Thursday Night
Rain likely, mainly after 1am. Cloudy, with a low around 38. Chance of precipitation is 70%.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 41.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Mostly cloudy, with a high near 46.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 43.
Sunday
A 30 percent chance of rain. Mostly cloudy, with a high near 53.
Sunday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 43.
Monday
Mostly cloudy, with a high near 52.
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Forecast Area
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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:
1:04 pm EST Mar 2, 2026
Forecast Valid:
3pm EST Mar 2, 2026-6pm EDT Mar 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