PHILADELPHIA - The National Weather Service office in Mount Holly issued 16 Tornado Warnings on Wednesday, including its first-ever Tornado Emergency, hours before the Schuylkill River reached its highest crest in nearly 152 years and flooded parts of Philadelphia on Thursday.That's two additional Tornado Warnings than the 14 that were issued during the July 29 outbreak, which included the Mount Holly weather service's first "Particularly Dangerous Situation," or PDS, Tornado Warning, meaning there was credible evidence of a damaging tornado on the ground.In fact, it took 3.5 pounds of paper to print out all the warnings – tornado, flash flood and severe thunderstorm – issued by the NWS in Mount Holly on Wednesday.One such Tornado Warning.