The key danger for Hawaii from Hurricane Fausto lies in the massive waves it is generating. Experts are forecasting surf heights of up to 15 feet for the east-facing shores through Tuesday. This elevated surf poses a serious threat to swimmers, surfers, and anyone venturing near the water. Strong rip currents, a common hazard associated with large swells, will also be prevalent, making ocean entry treacherous. Mariners and beachgoers are strongly advised to exercise extreme caution and heed all warnings from local authorities. While direct impacts like heavy rain or strong winds are minimal, the potential for drowning and other water-related accidents is significant due to the powerful surf. The storm's passage, even at a distance, necessitates heightened awareness of marine safety protocols across the islands.