National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

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 49%
Wind Speed N 6 mph
Barometer 30.11 in (1019.5 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 16 Feb 3:56 pm EST
Extended Forecast for

Old Saybrook Center CT

  • Tonight

    Tonight: A slight chance of snow and freezing rain after 4am. Mostly cloudy, with a low around 29. Northeast wind 5 to 7 mph becoming light and variable in the evening. Chance of precipitation is 20%.

    Low: 29 °F

    Partly Cloudy
    then Slight
    Chance Wintry
    Mix

  • Tuesday

    Tuesday: A slight chance of snow and freezing rain before 10am. Mostly cloudy, with a high near 38. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Wintry Mix
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 33. West wind 5 to 7 mph.

    Low: 33 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Rain. High near 39. Northeast wind 3 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 39 °F

    Rain Likely
    then Rain

  • Wednesday Night

    Wednesday Night: Rain, snow, and sleet likely before 1am, then a slight chance of snow and sleet. Mostly cloudy, with a low around 34. East wind 7 to 11 mph becoming north after midnight. Chance of precipitation is 70%. Little or no snow and sleet accumulation expected.

    Low: 34 °F

    Wintry Mix
    Likely

  • Thursday

    Thursday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.

    High: 38 °F

    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Rain and snow likely, mainly before 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.

    Low: 33 °F

    Rain/Snow
    Likely

Detailed Forecast

Tonight
A slight chance of snow and freezing rain after 4am. Mostly cloudy, with a low around 29. Northeast wind 5 to 7 mph becoming light and variable in the evening. Chance of precipitation is 20%.
Tuesday
A slight chance of snow and freezing rain before 10am. Mostly cloudy, with a high near 38. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
Increasing clouds, with a low around 33. West wind 5 to 7 mph.
Wednesday
Rain. High near 39. Northeast wind 3 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain, snow, and sleet likely before 1am, then a slight chance of snow and sleet. Mostly cloudy, with a low around 34. East wind 7 to 11 mph becoming north after midnight. Chance of precipitation is 70%. Little or no snow and sleet accumulation expected.
Thursday
Mostly cloudy, with a high near 39.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.
Friday Night
Rain and snow likely, mainly before 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.
Saturday
A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 37.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 27.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Old Saybrook Center CT
 41.29°N 72.39°W (Elev. 89 ft)
Last Update:
3:08 pm EST Feb 16, 2026
Forecast Valid:
4pm EST Feb 16, 2026-6pm EST Feb 23, 2026
 
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Additional Resources

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Chance of Precipitation