National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

28°F

-2°C

Humidity 92%
Wind Speed NW 7 mph
Barometer 30.01 in (1016.3 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 1 Mar 4:56 am EST
Extended Forecast for

Westbrook CT

  • Today

    Today: Snow likely, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 36. Wind chill values between 25 and 30. North wind 6 to 9 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow Likely

  • Tonight

    Tonight: Mostly clear, with a low around 15. Wind chill values between 5 and 10. North wind around 8 mph.

    Low: 15 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 30. Wind chill values between 5 and 15. North wind 5 to 7 mph becoming light and variable in the afternoon.

    High: 30 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a steady temperature around 25. Wind chill values between 20 and 25. Calm wind becoming south around 5 mph after midnight.

    Low: 25 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of snow before 10am, then a chance of rain and snow between 10am and 1pm, then rain after 1pm. High near 40. South wind 5 to 8 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain. Low around 36. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain before 1pm. Partly sunny, with a high near 45.

    High: 45 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Cloudy, with a high near 49.

    High: 49 °F

    Chance Rain

Detailed Forecast

Today
Snow likely, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 36. Wind chill values between 25 and 30. North wind 6 to 9 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Mostly clear, with a low around 15. Wind chill values between 5 and 10. North wind around 8 mph.
Monday
Increasing clouds, with a high near 30. Wind chill values between 5 and 15. North wind 5 to 7 mph becoming light and variable in the afternoon.
Monday Night
Mostly clear, with a steady temperature around 25. Wind chill values between 20 and 25. Calm wind becoming south around 5 mph after midnight.
Tuesday
A chance of snow before 10am, then a chance of rain and snow between 10am and 1pm, then rain after 1pm. High near 40. South wind 5 to 8 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain. Low around 36. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A 30 percent chance of rain before 1pm. Partly sunny, with a high near 45.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 37.
Thursday
A 40 percent chance of rain. Cloudy, with a high near 49.
Thursday Night
Rain likely, mainly after 1am. Cloudy, with a low around 38. Chance of precipitation is 60%.
Friday
A 50 percent chance of rain. Cloudy, with a high near 44.
Friday Night
A 40 percent chance of rain. Cloudy, with a low around 37.
Saturday
Cloudy, with a high near 50.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westbrook CT
 41.28°N 72.45°W (Elev. 43 ft)
Last Update:
1:58 am EST Mar 1, 2026
Forecast Valid:
6am EST Mar 1, 2026-6pm EST Mar 7, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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