Rough Weat her Seamanship For Sail & Power. Written by an accomplished naval architect, this book shows the average boater how to safely weather the fiercest storm. This book arms readers with the knowledge they need to select and modify a boat for heavy weather; understand, track, and evade storm systems; and prepare for a storm in harbor, coastal waters, and offshore. It offers ocean-tested heavy-weather techniques for sailboats and powerboats, practical advice on surviving worstcase scenarios, and decision-making exercises that can save lives.