Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Overcast

61°F

16°C

Humidity 90%
Wind Speed N 9 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 6 Sep 6:56 am EDT
Extended Forecast for

Old Saybrook Center CT

  • Today

    Today: A 20 percent chance of showers.  Mostly cloudy, then gradually becoming sunny, with a high near 70. Northeast wind around 6 mph becoming calm  in the afternoon.

    High: 70 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 56. Calm wind becoming northwest around 5 mph after midnight.

    Low: 56 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 75. Northwest wind 6 to 8 mph.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. Light northwest wind.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76. West wind 3 to 6 mph.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 2am.  Mostly cloudy, with a low around 69.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers before 8am.  Mostly sunny, with a high near 81.

    High: 81 °F

    Chance
    Showers then
    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers. Mostly cloudy, then gradually becoming sunny, with a high near 70. Northeast wind around 6 mph becoming calm in the afternoon.
Tonight
Mostly clear, with a low around 56. Calm wind becoming northwest around 5 mph after midnight.
Labor Day
Sunny, with a high near 75. Northwest wind 6 to 8 mph.
Monday Night
Mostly clear, with a low around 61. Light northwest wind.
Tuesday
Sunny, with a high near 76. West wind 3 to 6 mph.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Partly sunny, with a high near 75.
Wednesday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 69.
Thursday
A 30 percent chance of showers before 8am. Mostly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Old Saybrook Center CT
 41.29°N 72.39°W (Elev. 89 ft)
2:35 am EDT Sep 6, 2026
7am EDT Sep 6, 2026-6pm EDT Sep 12, 2026
 
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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