Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

A Few Clouds

80°F

27°C

Humidity 76%
Wind Speed S 8 mph
Barometer 29.89 in (1011.9 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 17 Aug 12:56 pm EDT
Extended Forecast for

Old Saybrook Center CT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 84. Southwest wind around 9 mph.

    High: 84 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms.  Increasing clouds, with a low around 64. Southwest wind 5 to 15 mph becoming north after midnight.  Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers, mainly before 11am.  Partly sunny, with a high near 71. Northeast wind 10 to 16 mph.

    High: 71 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. East wind around 7 mph.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70. Northeast wind 7 to 10 mph becoming east in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers after 8am.  Partly sunny, with a high near 70.

    High: 70 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 84. Southwest wind around 9 mph.
Tonight
A chance of showers and thunderstorms. Increasing clouds, with a low around 64. Southwest wind 5 to 15 mph becoming north after midnight. Chance of precipitation is 40%.
Monday
A 30 percent chance of showers, mainly before 11am. Partly sunny, with a high near 71. Northeast wind 10 to 16 mph.
Monday Night
Partly cloudy, with a low around 58. East wind around 7 mph.
Tuesday
Mostly sunny, with a high near 70. Northeast wind 7 to 10 mph becoming east in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 62.
Wednesday
A 30 percent chance of showers after 8am. Partly sunny, with a high near 70.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 63.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 66.
Saturday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Old Saybrook Center CT
 41.29°N 72.39°W (Elev. 89 ft)
8:04 am EDT Aug 17, 2025
1pm EDT Aug 17, 2025-6pm EDT Aug 23, 2025
 
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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