SERIES B. ZONE 21. LAT. 40° TO 45° S. 



613 



(Nos. 1 to IT.) Pacific Ocean, east of longitude 180°. 



From observations for an aggregate period of over IH years, collected and classified, from the 

 logs of numerous sailing vessels, at the United States Naval Observatory, under the direction of 

 Capt. M. F. Maury, Superintendent. 



Relative Prevalekoe of Winds rnoM theDiffbbekt Poikts 

 OF the Compass. 









^ 





^' 





^ 



t 



^ 



m 



•s 



fe 



^ 



^ 



m 



m 



m 



^ 



^ 



^ 



^ 



fc 



1. 



Long. 175' 

 to ISO" W. 



2. 



Long. 170' 

 40 175" VV. 



3. 



Long. 165° 

 to 180° W. 



4. 



LonR. 165° 

 to 175° W 



5_ 



Long. 165 



to 170° W 



6. 



Long. 160' 

 to 165° W, 



7. 



Long. 150' 

 to 165° W, 



8. 

 Long. 155 

 to 160° W. 



9. 



Long. 150° 

 to 155° VV. 



10. 



Long. 120° 



to 165= W. 



11. 



Long. 120° 



to 150° W. 



'} 



■^ 



12. 



Long. 100° J 

 to 120° W. I 



13. 

 Long. 85° . 

 to 100° W. 



14. 



Long. 80° 

 to 85° W. 



15. 

 Long. 75° 

 to 80° W. 



16. 

 Long. 73° 

 to 80° W. 



17. 

 Long. 73° 

 to 75° W. 



A ntuinn 



Winter 



Slimmer 

 Tlie year' 



Spring 



Autumn 



Winter 



Spring 



Summer 



Autumn 



Winter 



Tlie year' 



Spring 



Summer 



Autumn 



Winter 



Tlie year' 



Spring 



Summer 



Autumn 



Winter 



The year' 



Summer 



Autumn 



Winter 



Spring 

 The year' 



Autumn 



Winter 



Spring 



Autumn 



Winter 



Summer 

 The year' 



Spring 

 Autumn 



Autumn 

 Winter 



Spring 



Autumn 18 

 Winter 39 



10, 14 



4I 18 

 10 12 



19 13 



34' 13 



4 14 

 7 1 



6 



23 



14 



35 



8 



32 



13 



23 



6 



6 



3 



1 



7 



1 



9 



A 



5 



5 



11 



55 



62 



119 



25 



41 



15 



76 



33 



17 



33 



14 



63 



15 



47 



21 



51 



17 



6 



14 



3 



3 



2 



6 



8 



8 







3 



8 



3 



7 



12 



8 



6 



18 



6 



'I 



2 



3 



8 



7 



13 



10 



22 



19 



4 



9 



10 



26 



24 



21 



10 



35 



2 



13 



15 



44 



24 



66 



28 



55 



42 



73 



16 



11 



58 



20 



92 



45 



77 



30 



84 



8 



6 



31 



15 



22 



9 



23 



24 



16 



17 



15 



36 



33 



60 



44 



123 



54 



76 



34 



18 



45 



29 



132 



84 



99 



33 



112 



4 







8 



9 



20 



31 



21 



18 



8 



26 



6 



32 



22 



76 



62 



87 



46 



111 



21 



9 



18 



7 



26 



30 



21 



12 



11 



15 







7 



6 



17 



16 



22 



7 



19 



7 



4 



10 



10 



33 



37 



70 



23 



40 



27 



3 



51 



14 



68 



23 



71 



55 



67 



10 



19 



11 



24 



11 



18 



16 



31 



19 



3 



10 















12 



5 



a 



2 



14 



24 



12 



52 



23 



41 



41 



34 



13 



6 



7 



9 



50 



23 



70 



19 



42 



6 



9 



9 



10 



44 



16 



21 



17 



29 



23 



4 



10 



7 



4 



26 



13 



16 



15 



8 



2 



9 



21 



23 



39 



39 



42 



28 



11 



3 



14 



7 



26 



14 



44 



55 



47 



10 



31 



22 



33 



46 



.54 



.55 



57 



39 



62 



8 



5 



9 



13 



14 



19 



13 



10 



18 



28 



15 



.53 



33 



87 



38 



44 



28 



44 



21 



14 



84 



74 



164 



94 



134 



47 



61 



i's 



10 



25 



22 



52 



46 



47 



49 



44 



108 



143 



502 



•237 



495 



302 



643 



309 



550; 



83 



143 



576 



182 



455 



212 



376 



158 



283 



6 



26 



31 



36 



57 



58 



94 



42 



49 











34 



6 



21 



14 



17 



11 



23 







10 



74 



9 



43 



9 



27 



14 



61 



10 



S. 80°54'W.'.21i 

 N. 38 36 E.fi.35 

 N. 73 53 W. .22i 



S. 39 27 W.? .10 

 N. 73 8 W. .14i 



N. 68 4 W. 

 N. 44 W. 



S. 83 31 W. 



N. 52 W. 

 N. 68 2 W. 



N. 76 19 W. 



N. 71 24 W. 

 N. 56 53 W. 



N. 70 31 W. 

 N. 54 9 W. 



S. 86 5 W. 

 N. 65 46 W. 



20 

 3 

 



i'n. 



ll.N. 



In. 



14 N. 



9 N. 



8'S. 

 12 N. 



In. 



15N. 



6N. 



8S. 

 43 S. 



...In. 



7|N. 



' 133 N. 



84 S. 



15|n. 



... N. 



14 2? W. .16 

 37 15 W.|.37 

 62 33 W. .23 

 74 34 W.L30 

 60 4 W.?.08 



88 43 W. 



84 23 W. 

 52 13 W. 

 52 43 W. 

 86 5 W. 



85 10 W. 

 72 41 W. 

 79 8 W. 

 77 42 W. 



81 37 W.? .39 



76 12 W. 



87 55 W. 



88 45 W. 



77 16 W. 



78 29 W. 

 77 33 W. 



80 32 W. 



85 7 W. 



UN. 85 51 W. 

 10 S. 82 58 W. 



.33 



.57 

 .41 

 .48 

 .46 

 .52 



.52 



.48J 



.47 

 .49 



S. 45° W 

 N. 57 E. 

 N. 76 W 



N. 79i E. 



N. 17 W. 

 N. 27 W. 



S. 72JW. 



N. 56^1 E. 

 N. 73 W 



N. 79 W 

 N. 21 W 



N. 78 W, 

 N. 30 W. 



N. 75J E. 

 N. 4 E. 

 S. 80i E. 

 N. 43 E. 

 S. 89 E. 

 S. 76 W, 

 N. 87 W, 



N. 64 E. 

 S. 09 E. 

 S. 53 W. 

 N. 59i W. 



N. 29 E. 



N. 29 E. 



S. 46 E. 



S. 80 W, 



N. 10 E. 

 N. 31 E. 

 S. 10 W. 



S. 58 E. 

 S. 3 W. 



45 

 224 



28 

 671 



189 

 197 



.20 

 .06i 



191 

 290 



59 

 229 



71 



1G93 



68 



125 



192 



74 



21 



106 



101 



302 



101 



54 



89 



95 



339 



173 



48 



164 



276 



661 



126 



1364 



936 



161 

 2730 



52 

 91 



' Computed from the resultants for the seasons. 



