Alan Watts 
Instant Wind Forecasting [PDF ebook] 

Instant Wind Forecasting is a quick reference guide for all who work or play outdoors whether dinghy, coastal or offshore sailors, fishermen, motorboaters, farmers, golfers, walkers or pilots. It will help them make meaningful predictions based on the look of the sky and the feel of the day.
This book is the perfect companion to Alan Watt”s international bestseller Instant Weather Forecasting. Its easily accessible format and revolutionary presentation has established the author”s reputation as a layman”s meteorologist.
”Still the best book of its kind around”
All At Sea
”Worthwhile having either at home or on board”
The Gaffers Log