Lady K Sailing · video

What this video covers

The 183-foot sailing yacht Bayesian sank after a severe weather event caused a knockdown while the vessel was at anchor.4:17 Naval architects and investigators attribute the loss to a combination of design factors, including a high-aspect mast, a retracted swing keel, and a low down-flooding angle of 45 degrees.4:53 With the keel stowed, the vessel’s angle of vanishing stability dropped to 77 degrees.2:37 Open HVAC ports, generator exhausts, and unsecured sliding glass companionway doors allowed rapid water ingress once the yacht heeled.4:59 While the manufacturer, Perini Navi, maintains the vessel was unsinkable if operated correctly, critics argue the design lacked sufficient stability margins for extreme conditions.5:05 The incident highlights the necessity of maintaining vessel control during squalls by pointing the bow into the weather and ensuring all ports and hatches are secured.5:47 Preparedness and early execution of a storm plan remain the primary defenses against sudden, extreme weather events.8:46

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