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

29°F

-2°C

Humidity 75%
Wind Speed N 5 mph
Barometer 30.23 in (1023.7 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 20 Nov 12:56 am EST
Extended Forecast for

Westbrook CT

  • Overnight

    Overnight: Mostly cloudy, with a low around 33. Light north wind.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 47. North wind around 5 mph becoming calm in the afternoon.

    High: 47 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Mostly cloudy, with a high near 54. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 54 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 50 percent chance of rain. Cloudy, with a low around 40. Southwest wind around 6 mph becoming light and variable.

    Low: 40 °F

    Chance Rain

  • Saturday

    Saturday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 33. Light north wind.
Thursday
Mostly sunny, with a high near 47. North wind around 5 mph becoming calm in the afternoon.
Thursday Night
Mostly clear, with a low around 32. Calm wind.
Friday
Mostly cloudy, with a high near 54. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Friday Night
A 50 percent chance of rain. Cloudy, with a low around 40. Southwest wind around 6 mph becoming light and variable.
Saturday
Partly sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 53.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
A 30 percent chance of rain. Mostly cloudy, with a high near 54.
Tuesday Night
Rain likely. Cloudy, with a low around 43. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of rain. Partly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westbrook CT
 41.3°N 72.45°W (Elev. 62 ft)
Last Update:
12:34 am EST Nov 20, 2025
Forecast Valid:
1am EST Nov 20, 2025-6pm EST Nov 26, 2025
 
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