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

38°F

3°C

Humidity 22%
Wind Speed N 7 G 20 mph
Barometer 30.39 in (1028.9 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 28 Mar 12:56 pm EDT
Extended Forecast for

Westbrook CT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 41. Northwest wind around 11 mph, with gusts as high as 28 mph.

    High: 41 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 28. Northwest wind 3 to 8 mph. Winds could gust as high as 25 mph.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 44. Light southwest wind increasing to 9 to 14 mph in the morning.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40. Southwest wind 9 to 11 mph, with gusts as high as 23 mph.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 53. Southwest wind 7 to 13 mph.

    High: 53 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 30 percent chance of rain after 2am. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain before 2pm. Mostly cloudy, with a high near 58.

    High: 58 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Rain likely after 2pm. Mostly sunny, with a high near 62. Chance of precipitation is 60%.

    High: 62 °F

    Mostly Sunny
    then Rain
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 41. Northwest wind around 11 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 28. Northwest wind 3 to 8 mph. Winds could gust as high as 25 mph.
Sunday
Mostly sunny, with a high near 44. Light southwest wind increasing to 9 to 14 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 40. Southwest wind 9 to 11 mph, with gusts as high as 23 mph.
Monday
Mostly cloudy, with a high near 53. Southwest wind 7 to 13 mph.
Monday Night
A 30 percent chance of rain after 2am. Mostly cloudy, with a low around 44.
Tuesday
A 30 percent chance of rain before 2pm. Mostly cloudy, with a high near 58.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Rain likely after 2pm. Mostly sunny, with a high near 62. Chance of precipitation is 60%.
Wednesday Night
Rain likely, mainly before 2am. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 48.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Friday
A chance of rain and snow. Cloudy, with a high near 43. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westbrook CT
 41.28°N 72.45°W (Elev. 43 ft)
Last Update:
4:58 am EDT Mar 28, 2026
Forecast Valid:
1pm EDT Mar 28, 2026-6pm EDT Apr 3, 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