Heavy rain, potential flooding in store for NYC | Weather alerts, timeline

NEW YORK CITY - A Flood Watch was issued for much of the Tri-State Area with heavy downpours and potentially severe thunderstorms in Thursday's forecast for NYC and NJ. NYC weather forecast, flood watch The National Weather Service expanded the flood watch to New York City, Westchester, Rockland, Fairfield, western Long Island, and New Jersey from 2 p.m. Thursday until 2 a.m. Friday. What's the…