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.

Fair

12°F

-11°C

Humidity 92%
Wind Speed Calm
Barometer 30.18 in (1021.9 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 28 Dec 1:56 am EST
Extended Forecast for

Westbrook CT

  • Overnight

    Overnight: Mostly clear, with a low around 20. Wind chill values between 15 and 20. Northwest wind around 6 mph.

    Low: 20 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 38. Wind chill values between 15 and 25. Light and variable wind becoming west 5 to 8 mph in the afternoon.

    High: 38 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Rain, mainly before 4am. Temperature rising to around 44 by 5am. South wind 6 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F⇑

    Rain

  • Monday

    Monday: Rain, mainly after 7am. High near 50. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 26. West wind around 18 mph, with gusts as high as 32 mph.

    Low: 26 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 32. Breezy.

    High: 32 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 20. Wind chill values between 15 and 20. Northwest wind around 6 mph.
Sunday
Increasing clouds, with a high near 38. Wind chill values between 15 and 25. Light and variable wind becoming west 5 to 8 mph in the afternoon.
Sunday Night
Rain, mainly before 4am. Temperature rising to around 44 by 5am. South wind 6 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain, mainly after 7am. High near 50. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 26. West wind around 18 mph, with gusts as high as 32 mph.
Tuesday
Partly sunny, with a high near 32. Breezy.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 25.
New Year's Day
A 30 percent chance of snow after 1pm. Partly sunny, with a high near 32.
Thursday Night
Mostly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 30.
Friday Night
Mostly clear, with a low around 20.
Saturday
Mostly sunny, with a high near 35.
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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:
1:17 am EST Dec 28, 2025
Forecast Valid:
2am EST Dec 28, 2025-6pm EST Jan 3, 2026
 
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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