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

45°F

7°C

Humidity 30%
Wind Speed NW 12 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 27 Mar 5:56 pm EDT
Extended Forecast for

Westbrook CT

  • Tonight

    Tonight: A 20 percent chance of snow showers after 2am. Mostly cloudy, with a low around 30. Calm wind becoming north 5 to 7 mph after midnight.

    Low: 30 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 39. Wind chill values between 20 and 30. North wind 9 to 13 mph.

    High: 39 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28. Northwest wind 3 to 6 mph.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 45. Light south wind increasing to 9 to 14 mph in the morning.

    High: 45 °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: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain before 2pm. Partly sunny, with a high near 57.

    High: 57 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain between 8pm and 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.

    Low: 49 °F

    Chance Rain

Detailed Forecast

Tonight
A 20 percent chance of snow showers after 2am. Mostly cloudy, with a low around 30. Calm wind becoming north 5 to 7 mph after midnight.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 39. Wind chill values between 20 and 30. North wind 9 to 13 mph.
Saturday Night
Partly cloudy, with a low around 28. Northwest wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 45. Light south 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
Partly sunny, with a high near 53.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
A 30 percent chance of rain before 2pm. Partly sunny, with a high near 57.
Tuesday Night
A chance of rain between 8pm and 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.
Wednesday
A 40 percent chance of rain after 2pm. Partly sunny, with a high near 61.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 42.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 50.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 38.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westbrook CT
 41.28°N 72.45°W (Elev. 43 ft)
Last Update:
3:17 pm EDT Mar 27, 2026
Forecast Valid:
6pm EDT Mar 27, 2026-6pm EDT Apr 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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