Mass evacuation as Hurricane Irma rages into the Caribbean | Daily Mail Online

Experts say Irma is now so powerful it is registering on devices designed to detect earthquakes. Scientists picked up the background noise of winds causing trees to move and crashing ocean waves on their earthquake-detecting seismometers.  It is expected to become the second powerful storm to thrash the U.S. mainland in as many weeks after devastating Hurricane Harvey. A mandatory evacuation is under way in the Florida Keys.

Source: Mass evacuation as Hurricane Irma rages into the Caribbean | Daily Mail Online