If you're in a Catalina 30
during a storm, trying to make way upwind and against sea will be very uncomfortable. Eating, hydratiin, and off watch eating will be difficult, if not possoble creating fatigue and poor judgement. The boats usually do fine. They don't get sick or tired. We, the humans on the boats, tend to fair less well.
As others have stated, also depends on the storm, and the duration. A 20 minute squall, although violent, is not riding out a hurricane