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.

Mostly Cloudy

42°F

6°C

Humidity 92%
Wind Speed NE 3 mph
Barometer 30.00 in (1015.8 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 11 Mar 5:56 am EDT
Extended Forecast for

Westbrook CT

  • Today

    Today: A 20 percent chance of showers after 2pm. Partly sunny, with a high near 57. East wind 6 to 9 mph.

    High: 57 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms. Areas of fog. Otherwise, mostly cloudy, with a low around 42. Southwest wind 8 to 11 mph, with gusts as high as 23 mph.

    Low: 42 °F

    Chance
    Showers and
    Areas Fog

  • Thursday

    Thursday: A chance of rain showers before 2pm, then a slight chance of rain and snow showers. Mostly cloudy, with a temperature rising to near 50 by 10am, then falling to around 40 during the remainder of the day. Northwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 50 °F⇓

    Chance
    Showers then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 31. Northwest wind 7 to 9 mph.

    Low: 31 °F

    Gradual
    Clearing

  • Friday

    Friday: Increasing clouds, with a high near 43. West wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 26 mph.

    High: 43 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A 30 percent chance of showers before 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 37.

    Low: 37 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 47.

    High: 47 °F

    Cloudy

Detailed Forecast

Today
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 57. East wind 6 to 9 mph.
Tonight
A 40 percent chance of showers and thunderstorms. Areas of fog. Otherwise, mostly cloudy, with a low around 42. Southwest wind 8 to 11 mph, with gusts as high as 23 mph.
Thursday
A chance of rain showers before 2pm, then a slight chance of rain and snow showers. Mostly cloudy, with a temperature rising to near 50 by 10am, then falling to around 40 during the remainder of the day. Northwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Thursday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 31. Northwest wind 7 to 9 mph.
Friday
Increasing clouds, with a high near 43. West wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 26 mph.
Friday Night
A 30 percent chance of showers before 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 37.
Saturday
Sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Cloudy, with a high near 47.
Sunday Night
Showers likely, mainly after 2am. Cloudy, with a low around 39. Chance of precipitation is 70%.
Monday
Showers. High near 53. Chance of precipitation is 90%.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 39.
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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:
5:42 am EDT Mar 11, 2026
Forecast Valid:
6am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation