Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fog/Mist

79°F

26°C

Humidity 88%
Wind Speed SE 8 mph
Barometer 29.99 in (1015.4 mb)
Dewpoint 75°F (24°C)
Visibility 5.00 mi
Heat Index83°F (28°C)
Last update 31 Jul 12:56 pm EDT
Extended Forecast for

4 Miles W Salem CT

Flood Watch July 31, 02:00pm until August 1, 08:00am
Click here for hazard details and duration
Flood Watch
  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall.  High near 80. Northeast wind around 10 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Heavy Rain

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Low around 60. Northeast wind 10 to 13 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 60 °F

    Heavy Rain

  • Friday

    Friday: A 40 percent chance of showers, mainly before 11am.  Mostly cloudy, with a high near 71. Northeast wind around 14 mph, with gusts as high as 26 mph.

    High: 71 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. North wind 6 to 9 mph.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79. North wind around 6 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall. High near 80. Northeast wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 60. Northeast wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
A 40 percent chance of showers, mainly before 11am. Mostly cloudy, with a high near 71. Northeast wind around 14 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 56. North wind 6 to 9 mph.
Saturday
Sunny, with a high near 79. North wind around 6 mph.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 61.
Monday
Sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
Mostly cloudy, with a low around 61.
Wednesday
Partly sunny, with a high near 79.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Salem CT
 41.47°N 72.35°W (Elev. 397 ft)
4:38 am EDT Jul 31, 2025
1pm EDT Jul 31, 2025-6pm EDT Aug 6, 2025
 
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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