146 



WINDS OF THE GLOBE. 



ZONE No. 8. 



Latitude 50° to 55° North. 



The data for the study of the winds of this zone consist of observations made 

 at 218 diifcrent places on land, for an aggregate period of not less than 1174 years, 

 probably over 1200 years, and for nearly 30 years at sea, viz., 9327 days on the 

 Pacific Ocean, and 1533 on the Atlantic. The places on land are distributed as 

 follows : — 



"Where observed. 



No. of stations. 



Aggregate length of time. 



Aleutian Islands, 

 America, 

 British Isles, 

 Continental Europe, 

 Siberia, 



1 



6 



108 



94 



9 



14 years. 



10|- years. 



345j years. 



Not less than T53 years, and probably over 800. 



Over 52 years. 



(No. 1.) Aleutian Inlands. 



Computed from observations made at Iluluk, from the year 1825 to 1834 inclusive (old style), 

 except the months of May, June, July, August and September, 1827, the last half of 1829, and 160 

 observations in the first half ; and published in the Report of the United States Coast Survey for 18G7. 







Eelative Prevale 



NCE OF Winds from the 









Monsoon 









DiPFEBENT Points of the 



ISOMFASS. 









C m 



influences 































m 







































W 



/ « 





fs 





_^ 









ii 







T3 



Place of 



Time of the 



UJi 



iJj 









n^ 





Direction of 



'^'7, 







<M 



observation. 



year. 







t.tB 







S|g 



t.3 





resultant. 



oa 



Direction. 





° 





5 



-• 



wS 



£ 



^t 



■s 



"^l 



,e'i 











g 



s 





1 



^i 



W m^ 



tzi 



AC 



^ 



^t 



o 







w^ 





i:. 



z, 





January 120 



22 



52 74 



88 



29 



49 



60 



138 

















February 58 



20 



81 66 



74 



45 



48 



62 



148 

















March 81 



16 



48 83 



84 



66 



S3 



98 



81 

















April 53 



32 



63 81 



81 



87 



79 



67 



90 

















May 



40 42 



78 76 



68 



63 



87 



81 



113 

















Juue 



34 j 38 



56 84 



89 



77 



41 



47 



130 

















July 



21 ! 23 



17 



72 



94 



130 



73 



22 



141 

















August 



37 1 16 



15 



74 



76 



85 



101 



54 



176 















2. Iluluk. \ 



Sept'mber 



67 ' 19 



25 



58 



55 



82 



114 



63 



149 

















October 1 52 13 



29 



54 



55 



94 



92 



107 



156 

















November ' 68 18 



37 



57 



57 



69 



122 



73 



133 

















December 139 20 



47 



39 



50 



52 



55 



114 



134 

















Spring jl74 90 



189 



240 



233 



216 



249 



246 



284 



S. 



46° 50' W. 



.11 



S. 76^° E. 



.03 







Snninier 1 92 77 



88 



230 



259 



292 



215 



123 



447 



S. 



27 15 W. 



.241 



S. Oi W. 



.15 







Antuinn ,187 50 



91 



169 



167 



245 



328 



243 



438 



s. 



81 17 W. 



.221 



N. 73^ W. 



.12 







Winter 317 G2 



180 179 



212 



126 



152 



236 



420 



N 



29 55 W. 



.06 



N. 33 E. .14^ 







The year ,770 279 



548 818 



871 



879 



944 



848 



1589 



S. 



59 5 W. 



.13 







Alaska. 



Unalaska. Observed by C. P. Fish, six times a day, from June 1 to August 3, 1872, and con- 

 tained in the Annual Report of the Chief Signal Officer XJ. S. A. for 1873. 



Place of 

 observation. 



Time of the 

 year. 



Relative Pkevalekce of Winds rnoM the Different 

 Points of the Compass. 



Direction of 

 resultant. 









North. 

 N. E. 



w 





3 

 02 





1 



^ 

 Z 



Calm 



1(a) Unalaska 



Summer 



19 



77 



17 



42 



44 



46 



87 



38 



14 



S. 82° 34' W. 



12 



64 



