CONTENTS 



FIGURES — Continued 



Page 



16 Fischer-Porter tide gage 21 



17 Metercraft pressure tide gage 21 



18 Stilling well 22 



19 A model F420C anemometer used to measure wind speed and direction. ... 23 



20 Wind speed and direction gages 24 



21 Microbarograph 25 



22 NWS barometer 26 



23 Hygro thermograph 26 



24 Wood shelter which houses the hygrothermograph 27 



25 Recording rain gage 28 



26 Six-inch plastic rain gage 29 



27 Sling psychrometer 30 



28 Mechanical pyranograph 30 



29 Example of the CERC monthly wave data summary for significant wave 



heights and periods 32 



30 Example of the CERC monthly wave data summary for distribution of 



significant wave height versus period 33 



31 Example of graph showing significant wave height and period 



versus time 34 



32 Example of spectrum plot 34 



33 Example of NOS tide summary 35 



34 Example of meteorological observations recorded on CERC Form 78-236. . . 38 



35 Example of daily meteorological observation summaries 39 



