What a hurricane deck means

What is a hurricane deck?

It is a covered deck at or near the top of a ship's superstructure. The name may be an older specialist term.

A hurricane deck is a covered upper deck at or near the top of a ship's superstructure. The term appears in older books and was familiar in family usage, even though a general Google search returned no useful result. It may be an older expression, or one poorly represented in modern search results. Specialist naval terms can persist outside general web indexes.