1915- No- 5- ROALD Amundsen's antarctic expedition: meteorology. 73 



Thermal Wind-Roses, C^ Sea-level. 



Warmest 

 Framheim NE to NW 

 Barrier N 



Glacier N and W 



Plateau N 



Coldest 



S to SE 

 E to SE 



SE 

 SW and W 



The warmest winds come from the sea, the coldest from the interior. 



Nephic Wind-Roses. 



North to East winds have the greatest cloudiness. 

 South to West are clearer. 



Precipitation of Snow. Number of cases, 

 N NE E 



Barrier 

 Plateau 



7-5 8.5 



The frequency of falling snow is greatest with South-easterly winds 

 and least with North West. 



Barrier 

 Plateau 



Probability of Precipitation. 



N NE 



6s 



On the Barrier SE and Calm have the greatest probabilit}^ of preci- 

 pitation, NE and E the least. On the Plateau East has the greatest 

 probability, and then, successively diminishing, NE, N, SE, SW^ and W. 



