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

40°F

4°C

Humidity 65%
Wind Speed SW 13 mph
Barometer 30.00 in (1015.7 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 22 Jan 6:56 pm EST
Extended Forecast for

Old Saybrook Center CT

Winter Storm Watch January 25, 03:00am until January 26, 06:00pm
Cold Weather Advisory January 23, 10:00pm until January 24, 10:00am
Click here for hazard details and duration
Winter Storm Watch
Cold Weather Advisory

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Northwest wind 8 to 15 mph.

    Low: 25 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 35. Wind chill values between 15 and 20. Breezy, with a west wind 11 to 21 mph.

    High: 35 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 9. Wind chill values between -10 and zero. Blustery, with a northwest wind 17 to 23 mph.

    Low: 9 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 17. Wind chill values between -10 and zero. Northwest wind 13 to 17 mph.

    High: 17 °F

    Cold

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 11. North wind 7 to 10 mph.

    Low: 11 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: Snow, mainly after 7am. The snow could be heavy at times. High near 26. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    High: 26 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: Snow. Low around 21. Blustery. Chance of precipitation is 100%.

    Low: 21 °F

    Snow and
    Blustery

  • Monday

    Monday: Snow likely, mainly before 1pm. Mostly cloudy, with a high near 29. Chance of precipitation is 70%.

    High: 29 °F

    Snow Likely

  • Monday Night

    Monday Night: A 30 percent chance of snow showers before midnight. Partly cloudy, with a low around 13. Blustery.

    Low: 13 °F

    Chance Snow
    Showers and
    Blustery then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. Northwest wind 8 to 15 mph.
Friday
Mostly sunny, with a high near 35. Wind chill values between 15 and 20. Breezy, with a west wind 11 to 21 mph.
Friday Night
Mostly clear, with a low around 9. Wind chill values between -10 and zero. Blustery, with a northwest wind 17 to 23 mph.
Saturday
Mostly sunny and cold, with a high near 17. Wind chill values between -10 and zero. Northwest wind 13 to 17 mph.
Saturday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 11. North wind 7 to 10 mph.
Sunday
Snow, mainly after 7am. The snow could be heavy at times. High near 26. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Sunday Night
Snow. Low around 21. Blustery. Chance of precipitation is 100%.
Monday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 29. Chance of precipitation is 70%.
Monday Night
A 30 percent chance of snow showers before midnight. Partly cloudy, with a low around 13. Blustery.
Tuesday
Mostly sunny, with a high near 24.
Tuesday Night
Mostly clear, with a low around 14.
Wednesday
Mostly sunny, with a high near 26.
Wednesday Night
Mostly cloudy, with a low around 15.
Thursday
Partly sunny, with a high near 25.
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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:
6:13 pm EST Jan 22, 2026
Forecast Valid:
7pm EST Jan 22, 2026-6pm EST Jan 29, 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