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 51%
Wind Speed SW 10 mph
Barometer 30.46 in (1031.4 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 21 Jan 12:56 pm EST
Extended Forecast for

Old Saybrook Center CT

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 39. Wind chill values between 15 and 25. South wind 11 to 14 mph.

    High: 39 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of rain and snow before midnight, then a chance of rain between midnight and 4am. Cloudy, with a temperature rising to around 39 by 2am. Southwest wind 14 to 17 mph. Chance of precipitation is 40%.

    Low: 36 °F⇑

    Chance
    Rain/Snow
    then Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 41. West wind 14 to 17 mph.

    High: 41 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27. Wind chill values between 20 and 25. West wind 11 to 14 mph.

    Low: 27 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34. West wind 10 to 17 mph.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 8. Breezy.

    Low: 8 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 17.

    High: 17 °F

    Cold

  • Saturday Night

    Saturday Night: A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow. High near 24. Chance of precipitation is 80%.

    High: 24 °F

    Snow

Detailed Forecast

This Afternoon
Partly sunny, with a high near 39. Wind chill values between 15 and 25. South wind 11 to 14 mph.
Tonight
A chance of rain and snow before midnight, then a chance of rain between midnight and 4am. Cloudy, with a temperature rising to around 39 by 2am. Southwest wind 14 to 17 mph. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 41. West wind 14 to 17 mph.
Thursday Night
Partly cloudy, with a low around 27. Wind chill values between 20 and 25. West wind 11 to 14 mph.
Friday
Partly sunny, with a high near 34. West wind 10 to 17 mph.
Friday Night
Partly cloudy, with a low around 8. Breezy.
Saturday
Mostly sunny and cold, with a high near 17.
Saturday Night
A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 11.
Sunday
Snow. High near 24. Chance of precipitation is 80%.
Sunday Night
Snow. Low around 19. Chance of precipitation is 80%.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 27.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
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:
12:34 pm EST Jan 21, 2026
Forecast Valid:
1pm EST Jan 21, 2026-6pm EST Jan 27, 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