The National Weather Service in Mount Holly also issued a severe thunderstorm warning for a wider area of South Jersey.
The thunderstorm warning is in effect until 6 p.m. Friday June 16.
The weather service said cloud rotation was detected on weather radar as a “severe squall line capable of producing both tornadoes and extensive straight-line wind damage was located over Browns Mills, or 20 miles southeast of Trenton, moving east at 40 mph.”
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