Markell`s handbook, now in a fully updated second edition, tells the sailor where to get the latest weather information & how to make the best use of it. Part one deals with the collection & distribution of weather information, as well as some of the author`s thoughts on evaluating timeliness & accuracy. Part two covers several matters essential to the small boat sailor`s understanding of the weather & preparation for dealing with it. Part three explains the basic mechanics of weather systems & how they form, move & dissipate. Contents include: onboard instruments; fog; oceans, freshwater lakes & rivers; heat, pressure & weather fronts; cyclonic & violent storms; & more.