CONTENTS. 



Preface . 



L— INTRODUCTION 



The Geogi'aphical Features of the Eoss Sea Ai-ea 



The Stations 



History of the Stations 



Time ..... 



Weather .... 



II.— TEMPERATURE 



Instraments and Methods 



Geogi'aphical Distribution of Temperature 



Sea -level Temperatures 



Plateau Temperatures 

 Vertical Distribution of Temperature 

 Temperature and Winds 

 Daily Variation of Temperature 



September to March. Period with Dii'ect Solai Radiation 



May to July. Period wth No Direct Solar Radiation 



Fourier Coefficients 



Cape Adare .... 

 Non-periodic Changes of Temperature 

 Mean Monthly Temperature 

 Annual Variation of Temperature . 

 Annual Temperature 

 The Mean Temperature of the Antarctic 



III.--WIND 



Instruments and Methods 



Wind Velocity .... 



Mean Wind Velocity 



Annual Variation of Wind Velocity 



Annual Variation of High Winds and Calms 



Daily Variation of Wind Velocity 



Frequency of Winds of DifEerent Velocities 

 Wind Direction 

 Structure of the Wind . 

 ['. Winds at Cape Adare 



Motion of the Upper Atmosphere 

 Plateau Winds 



Wiads on the Plateau near the Magnetic Pole 



Winds on the Plateau to the West of Ross Island 



Winds on the South Polar Plateau 



Plateau Winds and Blizzards , 



Page. 



iii-viii 



1 

 1 

 5 



8 



10 

 11 



15 

 15 

 21 

 21 

 38 

 41 

 44 

 52 

 54 

 66 

 72 

 73 

 73 

 79 

 83 

 91 

 92 



94 



94 



95 



95 



97 



99 



100 



103 



107 



115 



128 



131 



141 



141 



142 



142 



144 



53501 



