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

14°F

-10°C

Humidity 51%
Wind Speed N 13 G 23 mph
Barometer 29.99 in (1015.4 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 31 Jan 11:56 pm EST
Extended Forecast for

Old Saybrook Center CT

Cold Weather Advisory February 1, 12:20am until February 1, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory February 1, 12:20am until February 1, 10:00am

    NOW until 10:00am Sun

    Cold Weather Advisory

  • Overnight

    Low: 13 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of snow between 10am and 1pm. Mostly cloudy, with a high near 25. Wind chill values between -5 and 5. Blustery, with a north wind 20 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.

    High: 25 °F

    Slight Chance
    Snow and
    Blustery

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16. Wind chill values between zero and 10. Blustery, with a northwest wind 14 to 20 mph.

    Low: 16 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 31. Wind chill values between zero and 10. Northwest wind around 14 mph.

    High: 31 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 16. Northwest wind 7 to 10 mph.

    Low: 16 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly cloudy, with a low around 13. Wind chill values between -5 and zero. North wind 14 to 17 mph.
Sunday
A slight chance of snow between 10am and 1pm. Mostly cloudy, with a high near 25. Wind chill values between -5 and 5. Blustery, with a north wind 20 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 16. Wind chill values between zero and 10. Blustery, with a northwest wind 14 to 20 mph.
Monday
Mostly sunny, with a high near 31. Wind chill values between zero and 10. Northwest wind around 14 mph.
Monday Night
Mostly clear, with a low around 16. Northwest wind 7 to 10 mph.
Tuesday
Sunny, with a high near 31.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Mostly sunny, with a high near 31.
Wednesday Night
Mostly clear, with a low around 16.
Thursday
Sunny, with a high near 29.
Thursday Night
Mostly clear, with a low around 15.
Friday
Partly sunny, with a high near 30.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 17.
Saturday
Mostly sunny, with a high near 24. Blustery.
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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:
1:05 pm EST Jan 31, 2026
Forecast Valid:
12am EST Feb 1, 2026-6pm EST Feb 7, 2026
 
Forecast Discussion
 
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Additional Resources

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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