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.

Overcast

50°F

10°C

Humidity 96%
Wind Speed NW 10 mph
Barometer 29.76 in (1007.6 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 19 Apr 11:56 am EDT
Extended Forecast for

Westbrook CT

Freeze Watch April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Watch

  • This Afternoon

    This Afternoon: Showers, mainly after 4pm. Temperature falling to around 46 by 5pm. Breezy, with a northwest wind 11 to 20 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F⇓

    Showers and
    Breezy

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 38. West wind 5 to 10 mph, with gusts as high as 22 mph.

    Low: 38 °F

    Gradual
    Clearing

  • Monday

    Monday: A 30 percent chance of showers. Increasing clouds, with a high near 49. West wind 3 to 7 mph.

    High: 49 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33. North wind around 7 mph.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 48. North wind around 5 mph becoming light and variable.

    High: 48 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 40.

    Low: 40 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers, mainly after 4pm. Temperature falling to around 46 by 5pm. Breezy, with a northwest wind 11 to 20 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 38. West wind 5 to 10 mph, with gusts as high as 22 mph.
Monday
A 30 percent chance of showers. Increasing clouds, with a high near 49. West wind 3 to 7 mph.
Monday Night
Partly cloudy, with a low around 33. North wind around 7 mph.
Tuesday
Sunny, with a high near 48. North wind around 5 mph becoming light and variable.
Tuesday Night
Increasing clouds, with a low around 40.
Wednesday
Mostly cloudy, with a high near 54.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 59.
Friday Night
Partly cloudy, with a low around 45.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 56.
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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:
10:15 am EDT Apr 19, 2026
Forecast Valid:
12pm EDT Apr 19, 2026-6pm EDT Apr 25, 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