1915- No. 5. ROALD Amundsen's antarctic expedition : meteorology. 35 



The Cloudiness. 



April Aug Sept. Oct. Nov. Dec. Jan. 

 Mean 7.2 14.51 5.8 7.5 4.3 6.9 5.2 



The distribution of cloudiness is rather irregular. 

 Means for the 6 months 



8 a.m. 2 p.m. 8 p. m Mean Range 

 6.6 5.9 60 6.2 0.7 



Nephic Wind- Roses. 



The weather is most cloudy with northerly wind, and clearest with 

 southerly. 



Number of Clear and Cloud \- Davs. 



.April Sept. Oct. Nov. Dec. Jan. 

 Clear (0 — 21 3 7 i 13 4 5 



Cloud}^ <8 — 10) 16 12 lo 9 15 7 



November is remarkably clear. April and October cloudy. 



Form of Clouds. 

 Number of cases in which the different forms of clouds 

 hav e b een noted. 



Stratus is most frequent, then Cirrus and Alto-Cumulus. 



