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 86%
Wind Speed N 3 mph
Barometer 29.84 in (1010.3 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 11 Nov 9:56 pm EST
Extended Forecast for

Salem CT

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. Light northeast wind.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers, mainly after noon. High near 57. East wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Slight Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Rain, mainly after 4am. Low around 36. North wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Rain

  • Friday

    Friday: Rain, mainly before 4pm. High near 46. North wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain, possibly mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 30. North wind around 7 mph. Chance of precipitation is 40%.

    Low: 30 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. Light northeast wind.
Thursday
Showers, mainly after noon. High near 57. East wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain, mainly after 4am. Low around 36. North wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain, mainly before 4pm. High near 46. North wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of rain, possibly mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 30. North wind around 7 mph. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 28.
Monday
Sunny, with a high near 50.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Sunny, with a high near 52.
Tuesday Night
Mostly clear, with a low around 27.
Wednesday
Sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Salem CT
 41.48°N 72.26°W (Elev. 312 ft)
Last Update:
6:08 pm EST Nov 11, 2026
Forecast Valid:
10pm EST Nov 11, 2026-6pm EST Nov 18, 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