148 



WINDS OF THE GLOBE. 



(No. 13.) Alaska. 



Observed at Fort Toiigass, for an aggregate period of 21 months, in the years 1867, 1868 and 

 1869, by the Post Surgeon. 







Bk 



LATIV 



E Pef.vale 



NCE OF Winds from the 







Monsoon 











DiFFEREHT POINTS OF THE OOMPAttS. 







s ^ 



influences. 



>, 





























W 





N 





^ 





i^ 







s ■* 







'd 



Place of 



Time of 





VJi 





hH 





%* 





on 



aj 



Direction of 









V* 



observation. 



the year. 



^ 



O^ 

 '■^t 



, 





J3 





tS- 



^1 



o « 



resultant. 



OB 

 .2 ^ 



Direction. 



? 









^ 



t,l 



w 



ml 



m 



»•! 



^ 



%t 



o 





M*' 





V* 



^ 



r 



January 



13 



29 



7 



26 



12 



3 







3 

















February 



19 



14 



14 



23 



11 











2 



1 















March 



l(i 



18 



18 



20 



19 











1 



1 















April 



16 



4 



10 



34 



22 



3 



1 























May 



30 



16 



19 



36 



36 



8 



IS 



21 



2 















June 



13 



20 



2 



32 



67 



12 



5 



8 



6 















July 



10 







2 



54 



75 



14 



5 



16 



5 













13. 



August 



7 



3 



7 



45 



92 



14 



4 



10 



5 













Port \ 



September 



23 



7 



20 



24 



72 



8 



4 



18 



4 













ToDgass. 



October 



'i9 



23 



1.^ 



55 



36 



12 







7 



9 















November 



2() 



33 



34 



37 



28 



6 



3 



4 



9 















December 



41 



20 



2.-) 



36 



30 



6 



1 



17 



9 















Spring 



02 



38 



47 



90 



77 



11 



19 



22 



3 



S. 65°12'E. 



.28* 



N. lli° E. 



.08 







Summer 



30 



23 



11 



131 



234 



40 



14 



34 



16 



S. 10 40 E. 



.544 



S. 23^ W. 



.36 







Autumn 



78 



63 



69 



116 



136 



26 



7 



29 



22 



S. 58 1 E. 



.32 



N. 52i E. 



.04 







Winter 



73 



63 



46 



85 



53 



9 



1 



22 



10 



N. 83 54 E. 



.35A 



N. 25| E. 



.25>t 







The year' 





















S. 51 26 E. 



.31^ 









' Computed from the resultants for the seasons. 1 



(Nos. 14 to 16.) Hudson's Bay Territory. 



Observed at the following places, viz.: — 



Fort a la Gome, by Lawrence Clark, Jr., during the months of November and December, 1864. 



Red River Settlement, by Donald Guun, for an aggregate period of over five years, iu the years 

 1844, and 1855 to 1861 inclusive. 



Mooae Factory, by J. Mackenzie, for an aggregate period of over 17 months, in the years 1861 

 and 1802. 







Relative Prevalence of W 



inds from the Different Points of 





S 



Place and kind 



Time of the 



THE Compass. 





Direction of 



"•£ n 



















• 



of observation. 



year. 





N. E. 





S. E. 





S. W. 





N. W. 



03 



resultant. 



c c 







North. 



or be- 

 tween 

 N. &E. 



East. 



or be- 

 tween 

 S. & E. 



South. 



orbe- 

 S.& W. 



West. 



or be- 

 N.&W. 







pj « 



14. Porta ( 

 la Come.' I 



November 



27 



26 



13 







3 







13 



8 



6 



N. 14°50'E. 



.54 



December 



7 



5 



17 



4 



_0 



3 



18 



8 



24 



N. 62 47 W. 



.03 



r^ 



^ii ■ 



Spring 



72 



14 



4 



16 



101 



25 



18 



20 





S. 35 67 W. 



.153 



..J u^ 



Summer 



108 



24 



17 



7 



115 



54 



61 



30 





S. 81 39 W. 



.192 



s^ 



"o -g -^ 



Autumn 



106 



6 



15 



17 



155 



58 



60 



47 





S. 57 55 W. 



.2fi0 



i--^- 



f" 



Winter 



84 



9 



5 



1 



118 



45 



41 



28 





S. 63 23 W. 



.260 



~ ? 



2 s 



The yeai«. 





















S. 68 31 W. 



.278 







Spring 



383 



38 



8 



64 



566 



156 



64 



161 





S. 50 30 W. 



.21 





"o r 



Summer 



582 



161 



40 



18 



597 



252 



337 



190 





N. 85 W. 



.21 



t- = 



• ■^ 1 



Autumn 



715 



14 



34 



91 



971 



263 



214 



347 





S. 64 57 W. 



.22 



« -a 



^ 9 



Winter 



379 



28 



10 



2 



460 



96 



94 



94 





S. 72 OW. 



.17 



■0.2 





The year^ 



















S. 70 5 W. 



.20 



a.^[ 



Spring 5.32 



2.71 



2.00 



4.00 



5.60 



6 24 



3.56 



8.05 









• M 



Summer 5.3tt 



6.71 



2.35 



2.57 



5.19 



4.67 



5.52 



6.33 









i-l tl 



a-l 



Autumn 6.75 



2.33 



2.27 



5.35 



6.26 



4.53 



357 



7.38 









^ 





Winter 1 4.51 



3.11 



2.00 



2.00 



3.90 



2.13 



2.29 



3.36 









' Surface winds and motion of clouds combined. 











2 Prom this table we obtain the following summary 



f result 



s : — 







1 



Spring 



Sum'r. 



■ Aut. 



Winter 



Year. 



Average velocity of all winds iu miles per hour 









5.33 



5.23 



5.71 



3.51 



4.94 



Velocity m mean direction on the supposition that the 



winds 



from e 



very 













point ot tlie compass, move with the foregoing avers 



ige velo 



city . 





.81 



1.00 



1.48 



.90 



1.37 



True velocity in mean direction, giving to the winds fro 



u the s« 



sveral p 



oints 













of tlie compass, each their own average velocity, as 



shown 



in the 



table 













above 









1.13 



1.12 



1.27 



.60 



.99 



Excess of the latter over the former .... 









+ .32 



+.12 



—.21 



—.30 



—.38 



3 Computed from the resultants for the seasons. 1 



