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.

Fair

26°F

-3°C

Humidity 96%
Wind Speed Calm
Barometer 29.80 in (1009.2 mb)
Dewpoint 25°F (-4°C)
Visibility 8.00 mi
Last update 26 Feb 5:56 am EST
Extended Forecast for

Old Saybrook Center CT

  • Today

    Today: Increasing clouds, with a high near 38. Wind chill values between 20 and 30. West wind around 6 mph.

    High: 38 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 23. North wind 3 to 6 mph.

    Low: 23 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 37. Wind chill values between 25 and 35. Calm wind becoming south around 6 mph in the afternoon.

    High: 37 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31. South wind around 6 mph.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 45. Southwest wind 6 to 8 mph.

    High: 45 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of snow showers before 1pm. Cloudy, then gradual clearing during the afternoon, with a high near 36.

    High: 36 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of snow after 1pm. Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny
    then Chance
    Snow

Detailed Forecast

Today
Increasing clouds, with a high near 38. Wind chill values between 20 and 30. West wind around 6 mph.
Tonight
Partly cloudy, with a low around 23. North wind 3 to 6 mph.
Friday
Sunny, with a high near 37. Wind chill values between 25 and 35. Calm wind becoming south around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 31. South wind around 6 mph.
Saturday
Sunny, with a high near 45. Southwest wind 6 to 8 mph.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
A 30 percent chance of snow showers before 1pm. Cloudy, then gradual clearing during the afternoon, with a high near 36.
Sunday Night
Partly cloudy, with a low around 18.
Monday
A 30 percent chance of snow after 1pm. Partly sunny, with a high near 27.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
Mostly cloudy, with a high near 35.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 30.
Wednesday
A 50 percent chance of rain. Mostly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Old Saybrook Center CT
 41.29°N 72.39°W (Elev. 89 ft)
Last Update:
6:03 am EST Feb 26, 2026
Forecast Valid:
6am EST Feb 26, 2026-6pm EST Mar 4, 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