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

70°F

21°C

Humidity 73%
Wind Speed N 12 mph
Barometer 30.00 in (1015.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 8 Jul 8:56 am EDT
Extended Forecast for

3 Miles S Salem CT

  • Today

    Today: Sunny, with a high near 81. North wind around 5 mph becoming light and variable in the afternoon.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 64. Light southwest wind.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 68. Southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Mostly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 81. North wind around 5 mph becoming light and variable in the afternoon.
Tonight
Mostly clear, with a low around 64. Light southwest wind.
Thursday
Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph.
Thursday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 68. Southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 20%.
Friday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Salem CT
 41.43°N 72.27°W (Elev. 400 ft)
Last Update:
3:09 am EDT Jul 8, 2026
Forecast Valid:
9am EDT Jul 8, 2026-6pm EDT Jul 14, 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