TABLE OF CONTENTS 



Page 



INTRODUCTION 1 



CLIMATE OF SANTA MONICA BAY— — — -- — - ------- -— - 4 



Sky Conditions— ———-—• — ■ . _- — 9 



January——————— ---------- _. „ 9 



February through July------ ■ 12 



August through December------' .-—-_. — ,- 14 



Haze— =————— ————< — — — < -. 15 



Wind Direction and Velocity------------------- 16 



SEA AND SWELL——------- — --- — — — -- — — 20 



Wave Generation Areas------------------------- 21 



Southern Gulf of Alaska Cyclones 21 



North Boundary of Pacific High- 24 



Hawaiian Lows——— — — -——— — . 24 



Generation Areas in Southern Hemisphere • 25 



Tropical Hurricanes------ — ■ • . . 26 



Cold Front Passages---------- — 28 



Coastal Lows------------------------------ 29 



Thermal Lows----— ------------------------ 29 



Santanna Winds----------- — ,-»„ 30 



Land and Sea Breeze Regime---------------- 30 



WATER TEMPERATURE— — — — — — — — — — — — — — 32 



Methods--------- — — -——===-»---__=---==--- = 32 



Thermoclines and Gradients-------------------- 33 



Classification of Water Masses and Types------ 37 



Annual Range in Temperature------------------- 42 



Seasonal Character of Shelf Water Units—--- 46 

 June 1955--------------------------------- 46 



July 1955--------------------------------- 54 



July 1956--------------------------------- 55 



August 1955-=---------=-=--------— ------- 57 



October 1955=---------------— ------------ 58 



January 1956---------=--=-=-------=-----=- 59 



April 1956----=------=-==-=---=---=------- 59 



Heat Budget— —--=———--——— — — = = -=-=-=== 60 



Source of Mixing Sea Water— —————— 62 



Suppression of Effluent Boil below Surface 63 

 AREAL DISTRIBUTION OF WATER TEMPERATURE AND RELATED 

 MOTION- — - — - = - — — — — — -- — - = „ — — — — - — _ o5 



Introduction-- ----------- ------ _-==-__-_- = _-«.- 65 



Effect of a Thermal Gradient———-----—-—-- 68 



Some Conditions Causing Density Currents-- 76 

 Wind— —————— =—-——-------_ = _-=- 76 



Tidal Currents————— — — ———— 78 



Internal Waves————— ———— ——— 79 



Temperature Distribution and Currents--— — — 79 

 Steady State Conditions— -==—— — -—- — -- 79 



Annual Variations-- = — .———---« — ===,-= 81 



Surface Water— — ——=——— -———=— 81 



Subsurface Water—————————— 83 



Meteorological Relationship of the 

 Annual Distribution————— — — ——— 84 



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