If the waves are crashing and no one is in the water, then stay out. When visiting a shoreline, watch the water for several minutes before entering, you can learn a lot about the wave period and strength, the currents and wind effects. Then decide if you are up to going out in the water. Never turn your back on the ocean and know your own limitations. Well, that list can be long.
Waves are probably the single most dangerous naturally destructive occurance on any shoreline.
Swimming and snorkeling in the ocean is not like swimming in a pool or lake. In Hawaii the rocks are formed from lava, much of which is extremely sharp. Sharks, Sea Urchins, Jelly Fish, Surgeonfish, Bristleworms, Cone Shells, Scorpionfish, Morey Eels. The information contained within these pages is meant only as a general guide as to what to expect when visiting Maui. Since weather and environmental conditions may change quickly, it is always prudent to take into consideration weather and environmental conditions when planning any activity.