When ship was empty it took much less wind to roll at the same angle, but awashed seas still occured from the high waves.

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Typhoon Rolls

Below is a typical Roll created from
very high Typhoon winds

Seas washed onto the Main Deck when a roll like that above was encountered

Photo by Tom Sparkman

Rolls depicted like these at 30 or 40  degress were nearly impossible, when Kawishiwi was full . Winds would not create this, only bad ship positioning with freak 100 foot waves can do it.