Flooding caused delays on multiple New York City subway lines Monday as torrential rain pummeled the Tri-State Area.

The heavy downpours wreaked havoc across the city with footage showing commuters overwhelmed by floodwaters in various subway stations.

An electrifying video shows a forked lightning bolt hit the Lower Manhattan skyscraper, illuminating the city skyline amid a severe thunderstorm.

Dozens of flash flood warnings are in effect for millions across several states and Washington, D.C., as slow-moving summer storms impact the East Coast Monday evening.

The National Weather Service has expanded a warning for potential 'life threatening' flooding in NY to include Rockland and central .

New York City’s subway system was fully operational for the Tuesday morning commute, however some roads remained closed in sections of New York and New Jersey after heavy rain swept across the U.S. Northeast overnight,