NYC and Philadelphia face significant flood threat as Tropical Storm Debby spreads to Northeast

NYC and Philadelphia face significant flood threat as Tropical Storm Debby spreads to Northeast https://ift.tt/AaqSkMQ of the threat of strong to severe thunderstorms on Tuesday afternoon, the National Weather Service has issued a Severe Thunderstorm Watch for more than 15 million people living and working in portions of Pennsylvania, New Jersey and New York.