Could a rogue wave sink a cruise ship?

Heavy Seas. A rogue wave is usually defined as a wave that is two times the significant wave height of the area. The significant wave height is the average of the highest one-third of waves that occur over a given period. Rogue waves can disable and sink even the largest ships and oil rigs.



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The only way that it could happen is if the ship were in extreme weather and positioned sideways to a 70- to 100-foot wave that would have the potential of rolling it over, Bolton said. I guarantee you're never going to be in those kinds of waves anyway, he said.

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No, a rogue wave cannot tip over a cruise ship like in the movie Poseidon. While it is true that rogue waves can reach heights of up to 30 meters and have been known to cause damage to ships, they are not powerful enough to flip an entire vessel upside down.

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The cruise ships MS Bremen and MS Caledonian Star, both with Bahamian registrations, were both struck by a 100-foot rogue wave in the South Atlantic Ocean in 2001.

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Over the past 100 years since the RMS Titanic sank in 1912, only 18 cruise ships and some ocean liners have been publicly known to have sunk. And, over the past 50 years, only four cruise ships have sunk while navigating on a cruise.

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Cruise ships are made of heavy steel, making them quite weighty. Add passengers and crew, and the ship is even heavier. With all this weight, the vessel can easily roll through rough waters or a rogue wave.

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In a dire scenario, a cruise ship could sink in a hurricane. But before you cancel all your future cruise plans, know this: it's highly unlikely. Cruise ships are built like fortresses. They boast stability, seaworthiness, and a bucket-load of safety features to help them ride out even the angriest storms.

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Lightning strikes the masthead and loads the entire rigging, the boat must have a conductive path to channel the load to the water. Otherwise, between the lower parts of the rigging, e.g. the mast step or chain plates, destructive transverse arcing may occur.

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While it is technically possible that a cruise ship could tip over, it would be extremely unlikely in the modern era. Even during the most severe storms, a modern cruise ship is far more stable than you might assume.

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What are the odds of a cruise ship sinking? The odds of a cruise ship sinking are extremely low. Only 11 ocean cruise ships have sunk while on a cruise in the last 50 years. Assuming an average of 100 sailings per ship per year, and an average of 150 cruise ships in that time, that is odds of 1 in 68,000.

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Are cruise ships safe? Let's cut right to the chase: Yes, cruise ships are generally safe as long as you use common sense and remember that vessels are not impervious to accidents, illness or people who just don't know how to behave.

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