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This 166-page book is a compilation of facts, figures and tracks for tropical cyclones of the eastern North Pacific basin between 1949 and 2006. Track maps for 2007 and 2008 are also included. The eastern North Pacific basin is defined as the Pacific Ocean area north of the equator bounded by 140º W and the west coast of the Americas. Over the 58-year period of record, a total of 769 tropical cyclones of tropical storm strength or greater have been documented; an average of about 14 storms per year. The eastern North Pacific tropical cyclone basin produces the most tropical cyclones per square mile of any basin worldwide. This publication is Historical Climatology Series 6-5.

Authors: National Hurricane Center: Eric S. Blake, Daniel P. Brown, Michelle Mainelli, James L. Franklin and Todd B. Kimberlain; I.M. Systems Group at the National Hurricane Center: Ethan J. Gibney; and National Climatic Data Center: Gregory R. Hammer