In Trearddur Bay, the crew battle through fierce waves to try to rescue a surfer. On Fistral beach, a treacherous rip current puts a woman in grave danger. S6/Ep5
In Minehead, three kayakers are swept out to sea as night falls. In Peterhead, a 170-ton fishing boat loses all power dangerously close to the rocks. S6/Ep3
In Porthcawl, Storm Brendan puts a group of young surfers in grave danger. In Selsey, a family trip goes awry when a father is separated from his kids. S6/Ep1