Heavy weather is a lurking spectre that most of us hope and plan to avoid, but not even internet forecasting can make it go away.
Anyone intent on crossing oceans must be ready to deal with it if it comes, as well it may. Even well-informed inshore and continental-shelf sailors will inevitably be caught out sooner or later.
The object of this slim, quickly absorbed volume is to give everyone, whatever their passage-making aspirations, a sound...