This return flow of water is called a rip current.
This means that the tide can not be accurately predicted due to additional factors like currents, rip current, river mouths and precipitation.
The volunteers already in the water rushed to grab the survivors before the rip current could drag them away.
When a swimmer enters a rip current, it starts to carry the person offshore.
However, by paddling parallel to the shore, a surfer can easily exit a rip current.
Reports state that during the time the band was in the water, the sand bar beneath the group gave way, causing a rip current.
The popular use of the word is often incorrect and misleading, because there is confusion with the concept of a rip current.
As the water comes out very quickly and creates a sort of artificial rip current, it can be a dangerous place to fish.
