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.

Overcast

38°F

3°C

Humidity 55%
Wind Speed NE 10 mph
Barometer 30.10 in (1019.2 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 16 Feb 1:56 pm EST
Extended Forecast for

Westbrook CT

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 39. Northeast wind around 8 mph.

    High: 39 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of snow and freezing rain after 4am. Mostly cloudy, with a low around 29. Light and variable wind. Chance of precipitation is 20%.

    Low: 29 °F

    Partly Cloudy
    then Slight
    Chance Wintry
    Mix

  • Tuesday

    Tuesday: A slight chance of snow and freezing rain before 10am. Mostly cloudy, with a high near 38. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Wintry Mix
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 32. West wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Rain. High near 40. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 40 °F

    Rain Likely
    then Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 1am. Cloudy, with a low around 33. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 33 °F

    Rain Likely

  • Thursday

    Thursday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Friday

    Friday: Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.

    High: 38 °F

    Rain/Snow
    Likely

Detailed Forecast

Washington's Birthday
Partly sunny, with a high near 39. Northeast wind around 8 mph.
Tonight
A slight chance of snow and freezing rain after 4am. Mostly cloudy, with a low around 29. Light and variable wind. Chance of precipitation is 20%.
Tuesday
A slight chance of snow and freezing rain before 10am. Mostly cloudy, with a high near 38. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.
Tuesday Night
Increasing clouds, with a low around 32. West wind around 5 mph becoming calm in the evening.
Wednesday
Rain. High near 40. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain likely before 1am. Cloudy, with a low around 33. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Mostly cloudy, with a high near 39.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.
Friday Night
Rain and snow likely, mainly before 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 70%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 37.
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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:
2:21 pm EST Feb 16, 2026
Forecast Valid:
2pm EST Feb 16, 2026-6pm EST Feb 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation