Introducing key principles that influence the weather, this guide gives sailors the tools to forecast from observations and the available information. Wind, clouds and weather patterns are all covered, arming mariners with the knowledge required to predict the weather accurately. Illustrated with charts and beautiful photographs, this book is a must for anyone who ventures onto the water, whatever your boat, experience or sailing location. AUTHOR: Simon Keeling has done stints as a TV weather man on all the main UK networks, but now spends more time writing about the weather, running weather courses for TV weather presenters, pilots and sailors, as well as running his own weather company. He is a Fellow of the Royal Meteorological Society and has a Master of Science Degree in Applied Meteorology & Climatology from the University of Birmingham. 58 colour photos, 111 diagrams