India, July 19 -- After days of intense summer heat, New York City is facing a significant weather turnaround on Saturday, July 18, with severe thunderstorms, heavy rainfall, flash flooding and the possibility of isolated tornadoes threatening millions of residents across the metropolitan region. The National Weather Service (NWS) and New York City Emergency Management (NYCEM) have urged residents to remain alert as multiple rounds of storms are expected to move through the area, creating hazardous travel conditions and the potential for localised flooding.

Why is the city facing severe thunderstorms after the recent heatwave?

Meteorologists say the dangerous weather is being triggered by a powerful cold front colliding with hot, humid ...