Sometimes combinations of wind , tides and sea currents can change the ' sandscape ' dramatically in a few hours .
The volume of sand is sufficient that it is unusual for the beach to be completely inundated by the sea at high tide .
Sometimes combinations of wind , tides and sea currents can change the ' sandscape ' dramatically in a few hours , but the volume of sand is sufficient that it is unusual for the beach to be completely inundated by the sea at high tide .