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

30°F

-1°C

Humidity 100%
Wind Speed Calm
Barometer 30.25 in (1024.5 mb)
Dewpoint 30°F (-1°C)
Visibility 0.75 mi
Last update 4 Mar 9:56 pm EST
Extended Forecast for

Saybrook Manor CT

  • Tonight

    Tonight: A slight chance of freezing rain after 4am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 32. Calm wind. Chance of precipitation is 20%.

    Low: 32 °F

    Slight Chance
    Freezing Rain
    and Patchy
    Fog

  • Thursday

    Thursday: Rain likely, possibly mixed with freezing rain, becoming all rain after 7am. Patchy fog before 1pm. Otherwise, cloudy, with a high near 40. Calm wind becoming east 5 to 9 mph in the afternoon. Chance of precipitation is 70%. Little or no ice accumulation expected.

    High: 40 °F

    Rain/Freezing
    Rain Likely
    and Patchy
    Fog

  • Thursday Night

    Thursday Night: Rain. Low around 34. Northeast wind around 14 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 34 °F

    Rain

  • Friday

    Friday: A 40 percent chance of rain before 1pm. Cloudy, with a steady temperature around 37. Northeast wind 8 to 13 mph.

    High: 37 °F

    Chance Rain

  • Friday Night

    Friday Night: Cloudy, with a low around 35. Northeast wind around 6 mph becoming calm in the evening.

    Low: 35 °F

    Cloudy

  • Saturday

    Saturday: Cloudy, with a high near 47.

    High: 47 °F

    Cloudy

  • Saturday Night

    Saturday Night: Showers likely, mainly before 1am. Cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely

  • Sunday

    Sunday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of freezing rain after 4am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 32. Calm wind. Chance of precipitation is 20%.
Thursday
Rain likely, possibly mixed with freezing rain, becoming all rain after 7am. Patchy fog before 1pm. Otherwise, cloudy, with a high near 40. Calm wind becoming east 5 to 9 mph in the afternoon. Chance of precipitation is 70%. Little or no ice accumulation expected.
Thursday Night
Rain. Low around 34. Northeast wind around 14 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Friday
A 40 percent chance of rain before 1pm. Cloudy, with a steady temperature around 37. Northeast wind 8 to 13 mph.
Friday Night
Cloudy, with a low around 35. Northeast wind around 6 mph becoming calm in the evening.
Saturday
Cloudy, with a high near 47.
Saturday Night
Showers likely, mainly before 1am. Cloudy, with a low around 42. Chance of precipitation is 60%.
Sunday
Partly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
Mostly cloudy, with a low around 46.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 55. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saybrook Manor CT
 41.27°N 72.42°W (Elev. 0 ft)
Last Update:
9:52 pm EST Mar 4, 2026
Forecast Valid:
10pm EST Mar 4, 2026-6pm EDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation