Hurricane Erin lashes Bahamas and Turks and Caicos with winds, rain, and flooding as forecasters track a new Atlantic tropical threat.

Erin is the first hurricane to develop over the Atlantic this year, and meteorologists are closely tracking its path and forecast.

Powerful Hurricane Erin has undergone a period of astonishingly rapid intensification — a phenomenon that has become far more common in recent years as the planet warms. It was a rare Category 5 for a time Saturday before becoming a Category 4,