In Station Marathon, the Coast Guard sets out to discover bales of drugs ditched in the water, five people lost at sea and a missing scuba diver. And rescuers in Clearwater tear through harsh winds and relentless swells to find four sailors missing in action.

The Coast Guard attempts to stop a boat from sinking, and later, attempts to convince a captain to abandon his vessel. Air Station Clearwater welcomes a recent transfer from Alaska who goes on his first search and rescue mission in Florida.

The Coast Guard launches to save multiple boaters struggling to stay afloat and alive off the Gulf Coast. Air Station Clearwater sets off to save an injured fisherman. And at Station Miami Beach, rescuers race to stop a boat that's running out of control.

The Coast Guard stations of Florida prepare for incoming Hurricane Isaac. Station Miami faces the weather to save a disabled vessel. Over at Air Station Clearwater, they launch to save two workers at sea and find a plane crash survivor.

Air Station Clearwater races to save the lives of three victims suffering from life-threatening conditions on vessels far from land. In the meantime, Station Key West answers a search & rescue call and recovers some drifting drugs.

The Coast Guard is sent out to recover one victim in the water by night, but then save another two in the seas by day. They also race to the rescue to relieve a man suffering from severe acid burns on a commercial tugboat.

The Coast Guard deals with two fires, one in a field of drugs and the other aboard a boat. They also search the high seas for lost divers and get a call to assist a victim injured by a boat propeller.

The Coast Guard takes to the waters off the vast Florida coast to fight & apprehend drug smugglers, save a vessel in distress, and rescue a diver with a collapsed lung.