520 GEOLOGICAL SURVEY OF THE TERRITORIES. 



Movement of clouds during the month of June. 



Direction "alienee .... . ........ 



K". 



N.E. 



E. 



S.E. 



S. 



s.w. 



w. 



x.w. 



Tnfal 







Eelative number of observations of direc- 

 tion 



6 

 1 



2 



7 

 2 

 1 



7 

 

 1 



2 

 

 o 





 







1 



1 







1 





 



1 





 



25 



Clouds going in the direction of surface-cur- 

 rent 



4 



Clouds going in direction opposite to surface- 

 current 



Q 











Movement of clouds during the month of July. 



Direction Avbence 



X. 



N.E. 



E. 



S.E. 



s. 



s. w. 



w. 



X. TT. 'Total. 



Eelative number of observations of direc- 

 tion 



Clouds going in the direction of surface-cur- 

 rent 



Clouds going in direction opposite to surface- 

 current 



4 



1 

 2 



5 



1 

 



2 

 

 





 

 



13 

 C 



1 



23 



7 

 



27 

 B 

 5 



2 

 

 



81 

 23 



8 



Movement of clouds during the month of August, 



Direction whence 



N. 



KE. 



E. 



S.E. 



s. 



s.w. 



W. 



X.W. 



Total. 







Eelative number of observations of direc- 

 tion 



9 

 



o 



3 



2 







2 

 1 









 







6 

 4 







19 

 5 

 4 



27 

 7 

 



3 





 



69 



Clouds going in the direction of surface-cur- 

 rent 



19 



Clouds going in direction opposite to surface- 

 current 



6 







Movement of clouds during the month of Scptemher. 



Direction whence 



N. 



X.E. 



E. 



S.E. 



s. 



s.w. 



w. 



V w- 



Total. 





1 





Eelative number of observations of direc- 

 tion 





 

 





 

 





 

 





 

 



6 

 4 

 1 



13 



7 

 



4 



1 

 1 



3 

 2 







26 



Clouds going in the direction of surface-cur- 

 rent 



14 



Clouds going indirection opposite to surface- 

 current 



o 







Movement of clouds during the Yrlloustonc Lake trij), from July 20 to August 27, inclusive. 



Direction vrhence 



N. 



X.E. 



E. 



S.E. 



s. 



S.W. 



W. 



N.W. 



Total. 







Eelative number of observations of direc- 

 tion 



2 

 

 



3 





 1 



4. 







1 



4 





 



4 



1 

 



8 

 4 

 



9 

 5 

 



1 

 1 

 



35 



Clouds going in tho direction of surface-cur- 

 rent 



11 



Clomds going in direction opposite to surface- 

 current 



2 











In the column headed "Amount of clear sky," indicates a sky entirely obscured by clouds; 10 indi- 

 cates a sky entirely free from clouds, and intermediate numbers tho relative proportion of clonds and 

 clear sky. 



We have the following averages :• June, commencing on the lOfch, 6. 5 ; Jul3-, 5. 7 ; August, 6. 1 ; Sep- 

 tember, 7. 1. 



Days free from cloud : July 10, August 15 and 22, September 4, 5, 9, 10 ; day of total cloud, Sep- 

 tember 30. 



