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.

A Few Clouds

70°F

21°C

Humidity 100%
Wind Speed SW 6 mph
Barometer 30.04 in (1017.2 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 16 Aug 10:56 pm EDT
Extended Forecast for

3 Miles SSW Norwich CT

  • Tonight

    Tonight: Mostly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 89. Heat index values as high as 96. Southwest wind 5 to 10 mph.

    High: 89 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southwest wind 5 to 9 mph becoming north after midnight. Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 76. Northeast wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 76 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53. East wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers after 8am. Partly sunny, with a high near 77.

    High: 77 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 66. Calm wind.
Sunday
Mostly sunny, with a high near 89. Heat index values as high as 96. Southwest wind 5 to 10 mph.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southwest wind 5 to 9 mph becoming north after midnight. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 76. Northeast wind 7 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 53. East wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
A 40 percent chance of showers after 8am. Partly sunny, with a high near 77.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Norwich CT
 41.52°N 72.1°W (Elev. 95 ft)
Last Update:
4:01 pm EDT Aug 16, 2025
Forecast Valid:
11pm EDT Aug 16, 2025-6pm EDT Aug 23, 2025
 
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