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

10°F

-12°C

Humidity 48%
Wind Speed NW 10 mph
Barometer 30.20 in (1022.7 mb)
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 9 Feb 7:56 am EST
Extended Forecast for

Old Saybrook Center CT

Cold Weather Advisory February 9, 08:16am until February 9, 10:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory February 9, 08:16am until February 9, 10:00am

    NOW until 10:00am Mon

    Cold Weather Advisory

  • Today

    High: 28 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 18. Northwest wind 5 to 9 mph.

    Low: 18 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow after 1pm. Increasing clouds, with a high near 34. Wind chill values between 20 and 30. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 34 °F

    Mostly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 29. Wind chill values between 20 and 25. South wind around 6 mph becoming west after midnight.

    Low: 29 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. West wind 8 to 14 mph.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 28. Wind chill values between -5 and 5. Northwest wind 11 to 13 mph.
Tonight
Partly cloudy, with a low around 18. Northwest wind 5 to 9 mph.
Tuesday
A 30 percent chance of snow after 1pm. Increasing clouds, with a high near 34. Wind chill values between 20 and 30. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
A 40 percent chance of snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 29. Wind chill values between 20 and 25. South wind around 6 mph becoming west after midnight.
Wednesday
Mostly sunny, with a high near 37. West wind 8 to 14 mph.
Wednesday Night
Partly cloudy, with a low around 24.
Thursday
Mostly sunny, with a high near 34.
Thursday Night
Mostly clear, with a low around 20.
Friday
Mostly sunny, with a high near 34.
Friday Night
Mostly clear, with a low around 21.
Saturday
Sunny, with a high near 35.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.
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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:
1:31 am EST Feb 9, 2026
Forecast Valid:
8am EST Feb 9, 2026-6pm EST Feb 15, 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