This report details the results of a data search on the meteorology of the coastal watersheds between Ragged Point, San Luis Obispo County and the U.S.-Mexican Border. Included in this report are general meteorological descriptions of the drainage areas, for the purpose of providing background information. These sections are followed by detailed accounts of the sources of meteorological data which are available. Data of interest include precipitation patterns, historical hyetographs, wind patterns, and general weather patterns responsible for the wind and precipitation. Also of interest are data on Pacific storms and storm patterns. Included in the discussion are the location of data, data formats available and indications of the quality of the data. Data gaps and limitations are noted, and suggestions are made for reducing these limitations.

Coastal Weather Guide for Southern California and Western Mexico explains in great detail all the necessary information the boater needs to successfully return to his/her homeport safely. The book is broken down into ten chapters and includes: Mariner's source for weather information, Weather and Climate and the divisions between the various coasts, the Atmosphere and Weather Systems, outside influences on Southern California Costal Weather and by Seasons. This book explains the El Nino/Southern Oscillation and the local effects on Southern California weather: the last four chapters include Mexico, the Pacific Ocean and the Sea of Cortez, and the various weather patterns in the area.