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

58°F

14°C

Humidity 93%
Wind Speed S 7 mph
Barometer 30.08 in (1018.4 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 4 Nov 7:56 pm EST
Extended Forecast for

4 Miles W Salem CT

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. Southwest wind around 5 mph.

    Low: 57 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of rain between 10am and 1pm. Mostly cloudy, with a high near 71. South wind 6 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 71 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 61. Southwest wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 61 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 70. Calm wind becoming south around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 70 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 54. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 54 °F

    Rain Likely

  • Saturday

    Saturday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

  • Sunday

    Sunday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 57. Southwest wind around 5 mph.
Thursday
A slight chance of rain between 10am and 1pm. Mostly cloudy, with a high near 71. South wind 6 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Thursday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 61. Southwest wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain likely. Mostly cloudy, with a high near 70. Calm wind becoming south around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 54. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Partly sunny, with a high near 66.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 44.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 57.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Mostly clear, with a low around 36.
Veterans Day
Sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Salem CT
 41.49°N 72.35°W (Elev. 299 ft)
Last Update:
1:23 pm EST Nov 4, 2026
Forecast Valid:
8pm EST Nov 4, 2026-6pm EST Nov 11, 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