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.