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.

Partly Cloudy

43°F

6°C

Humidity 49%
Wind Speed W 7 mph
Barometer 29.69 in (1005.3 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 11 Jan 4:56 pm EST
Extended Forecast for

Westbrook CT

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Partly sunny, with a steady temperature around 40. West wind around 10 mph, with gusts as high as 21 mph.

    High: 40 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A slight chance of rain showers before 7pm, then a slight chance of snow showers between 7pm and 10pm. Partly cloudy, with a low around 30. Wind chill values between 20 and 25. West wind 11 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    Low: 30 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 40. Wind chill values between 20 and 30. West wind 10 to 13 mph, with gusts as high as 25 mph.

    High: 40 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 32. West wind 7 to 9 mph.

    Low: 32 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 43. Southwest wind 6 to 9 mph.

    High: 43 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain. Mostly cloudy, with a high near 45.

    High: 45 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Mostly cloudy, with a high near 42.

    High: 42 °F

    Chance Rain

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Partly sunny, with a steady temperature around 40. West wind around 10 mph, with gusts as high as 21 mph.
Tonight
A slight chance of rain showers before 7pm, then a slight chance of snow showers between 7pm and 10pm. Partly cloudy, with a low around 30. Wind chill values between 20 and 25. West wind 11 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Monday
Sunny, with a high near 40. Wind chill values between 20 and 30. West wind 10 to 13 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 32. West wind 7 to 9 mph.
Tuesday
Sunny, with a high near 43. Southwest wind 6 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 45.
Wednesday Night
A 40 percent chance of rain. Cloudy, with a low around 36.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 42.
Thursday Night
A chance of rain before 1am, then a chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 50%.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
A chance of rain and snow. Partly sunny, with a high near 37.
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:
1:42 pm EST Jan 11, 2026
Forecast Valid:
5pm EST Jan 11, 2026-6pm EST Jan 18, 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