That tranquility, however, masks a well-documented meteorological phenomenon that emergency responders know all too well: powerful afternoon wind currents that transform the placid lake into a treacherous environment within minutes. During morning hours, the water typically remains calm. But starting in the late afternoon, strong westerly winds descend from the surrounding hills and sweep across the water with sudden intensity. When they attempt to swim back against the wind and current, many become exhausted and panicked, creating immediate drowning risks. This complexity, combined with massive concentrations of visitors during holiday periods, requires emergency services to deploy specialized operations around the lake.