SERIES B. ZONE 18. LAT. 0° TO 5° N. 



655 



(Nos. 18 to 24.) Atlantic Ocean. 



Prom observations for aa aggregate period of over eiglit years, collected and classified from the 

 log.s of numerous sailing vessels, at the United States Naval Observatory, under the direction of 

 Capt. M! P. Maury, Superintendent. 







Relative Pkevalence of Winds from the Diffekent Poihte 



OF THE 



^ 



^^ 







Monsoo 



jj 





Place of 



Time of 



Compass. 







Direction of 



^"^ 



influence 



s. 



>. 



































> 







observation. 



the year. 





f4 





w 





W 





n 





^' 





^ 





N 





^ 









resultant. 



°S 



Direction. 





S 







r 



^ 



H 



fe 



■s 



M 



ta 



m 



% 



02 



^ 



m 



i 



^ 



M 



S' 



S 









II 





1 



a 







i. 



^ 



fc 



fc. 



S- 



W 



K 



m 



m 



CO 



w 



^ 



^\^ 



% 



^ 













K° 





U 



S 



18. 



Longitude 



40° to 



55° W. 



Spring 



6 



30 



167 



48 



44 



10 



24 



2 



4 







^ 















2 



3 



6 



N. 



58° 



52' E. 



.82 1 N. \°W. 



.46 



116 



Summer 







1 



5 



12 



24 



28 



93 



25 



4 







2 







1 















9 



S. 



55 



9 E. 



.82 



S. 5 W. 



.46 



68 



Autumn 



1 







8 



8 



12 



31 



45 







1 







1 



























S. 



68 



43 E. 



.81 



S. ^ E. 



.26 



36 



Winter 



6 



7 



38 



20 



28 



14 



11 



4 



1 















1 







1 







1 



N 



73 



48 E. 



.74 



N. J W. 



.26 



46 



The year' 





































S. 



87 



33 E. 



.71 







266 



19. 



Longitude 



35° to 



40° W. 



Spring 



"i 



43 



179 



67 



50 



14 



74 



15 



"2 



"4 



"2 



"2 







"6 



"5 



"2 



36 



N. 



86 



47 E. 



.57 



nI'soVw. 



.'is 



167 



Summer 







5j 14 



7 



22 



20 



121 



56 



11 



1 



2 







1 











2 



2 



S. 



49 



33 E. 



.80 



■S. 7 W. 



.40 



88 



Autumn 







15 



6 



25 



30 



65 



6 



6 







1 







1 















3 



s. 



63 



48 E. 



.81 



S. 16 E. 



.25 



53 



Winter 

 The year' 

 Spring 



6 



13 



60 



26 



51 



22 



46 



3 



6 







1 























2 



N. 

 S. 



8:i 

 79 



31 E. 

 44 E. 



.76 

 .67 



N. 25J E. 



.23 



79 



387 



20. 



Longitude 



30° to 



35° W. 



55 



140 



42 



5]> 



14 



57 



5 



i'i 



"3 



"'3 



"i 



4 



2 



"7 



"2 



12 



31 



N. 



41 



58 E. 



.03 



N. 23 W. 



.'54 



147 



Summer 



1 



4 



2 



25 



6 



64 



40 



21 



6 



2 



2 







2 



1 



1 







5 



S. 



(•2 



1 E. 



.70 



S. 4 W. 



.30 



61 



Autumn 



7 



14 



10 



22 



27 



141 



58 



21 



3 



3 







1 















2 



2 



s. 



71 



18 E. 



.81 



S. 80 E. 



.26 



107 



Winter 



5 



36 



23 



42 



26 



81 



36 



7 







1 















1 



3 



6 



6 



N. 



83 



47 E. 



.69 N. 3Si E. 



.08 



91 



The year' 

 Spring 





































S. 



87 



31 E. 



.64 





496 



21. r 



Longitude i 

 25° to 1 

 30° W. [ 



22. ' 



23 



85 



27 



.^0 



15 



60 



28 



14 



"e 



"2 



1 



"2 



1 



"2 



7 



25 



25 



N. 



56 



9 E. 



.46 ^. 19 W. 



.'■48 



124 



Summer 







8 



6 



25 



11 



74 



63 



51 



10 



5 







3 



2 



3 







1 



1 



S. 



55 



33 E. 



.75 : S. 18 E. 



.25 



88 



Autumn 



1 



4 



5 



18 



28 



77 



120 



79 



21 



9 



1 



2 







1 



1 



2 



14 



S. 



48 



41 E. 



.79 1 S. 10 E. 



.33 



128 



Winter 



5 



41 



20 



25 



30 



83 



50 



36 



2 



7 







4 



1 



1 



3 



11 



28 



S. 



80 



53 E. 



.57 i N. 14 E. 



.10 



116 



The year' 

 Spring . 





































S. 



70 



20 E. 



.57 1 





456 



is 



45 



17 



37 



21 



53 



65 



54 



16 



25 



"2 



8 



"2 



"9 



"e 



20 



42 



s! 



73 



17 E. 



.38 N. 20 W. 



.'3'6 



147 



Lonnitude 

 20^ to 

 25° W. 



Summer 



3 



2 



6 



7 



14 



99 



182 



174 



27 



28 



3 



1 



1 



7 











8 



s. 



88 



34 E. 



.8;: s. 20 E. 



.26 



187 



Autumn 



2 



5 



2 



17 



1 



72 



92 



129 



36 



26 



8 



13 



1 



3 



1 



1 



13 



s. 



33 



19 E. 



.99 



S. 8 E. 



.37 



106 



Winter 



13 



40 



26 



36 



29 



63 



82 



67 



17 



11 



9 



3 







8 







10 



50 



s. 



68 



28 E. 



.49 



N. 7 W. 



.28 



155 



The year' 

 Spring 





































s. 



46 



48 E. 



.64 







595 



23. 

 Longitude 

 10° to 1 

 20° W. ! 



r 



"s 



i4 



"■4 



15 



11 



16 



20 



24 



26 



33 



15 



... 



21 



"i 



12 



'3 



16 



6 



s! 



7 



e! 



.27 



n!"23"w. 



.'27 



82 



Summer 















17 



11 



64 



147 



461 



340 



158 



28 



37 



6 



■7 







1 



3 



s. 



12 



39 E. 



.83 



S. 7i E. 



.29 



428 



Autumn 



1 



3 



1 



7 



1 



37 



71 



255 



204 



148 



29 



12 



5 















8 



s. 



15 



6 E. 



.71 



S. 15 E. 



.17 



364 



Winter 



7 



13 



15 



23 



4 



14 



28 



41 



27 



30 



11 



13 







9 



2 



6 



35 



s. 



29 



22 E. 



.34 



N. 6-1 E. 



.23 



93 



The year' 

 January 





































s. 



15 



18 E. 



.54 







867 



i'i 



49 



57 



54 



73 



84 



71 



40 



31 



19 



"e 



'7 



1 



"e 



"4 



12 



31 



s] 



81 



46 E. 



.53 



n!"i5"e. 



.1(3 



185 



February 



17 



67 



87 



75 



47 



88 



63 



45 



8 



13 



5 



11 







7 



2 



12 



32 



N. 



83 



31 E. 



.54 



N. 11 E. 



.34 



193 





March 



38 



106 



139 



94 



38 



70 



47 



31 



20 



20 



9 



7 



1 



15 



7 



21 



40 



N. 



63 



13 E. 



.52 



North. 



.51 



235 





April 



58 



191 



183 



84 



45 



72 



56 



33 



12 



20 



2 



19 



1 



3 



11 



37 



52 



N 



52 



18 E. 



..56 



N. 3 W. 



.62 



293 



24. 

 Longitude 

 10° to ■ 

 55° W. 



May 



21 



60 



114 



90 



72 



68 



113 



56 



25 



27 



10 



11 



4 



12 



5 



20 



56 



S. 



89 



59 E. 



.48 



N. 2 E. 



.27 



255 



June 



4 



10 



25 



50 



37 



133 



154 



127 



50 



30 



7 



16 



2 



11 



1 



2 



10 



s. 



47 



45 E. 



.69 



S. 11 E. 



.19 



225 



July 







8 



6 



27 



31 



120 



216 



218 



69! 54 



1 



6 



2 



1 



1 







8 



s. 



37 



17 E. 



.82 



S. 2 E. 



.48 



256 



August 







2 



2 



16 



20 



96 



276 



443 



279,111 



29 



19 



9 



■ 6 







2 



4 



s. 



20 



52 E. 



.84 



S. 20 W. 



.54 



438 



September 



4 



1 



5 



12 



48 



88 



141 



273 



171 138 



26 



14 



5 



1 







2 



6 



s. 



20 



15 E. 



.79 



S. 24 W. 



.51 



312 





October 



4 



14 



17 



25 



18 



112 



145 



130 



76 46 



8 



10 



2 



3 



2 



1 



8 



s. 



38 



E. 



.72 



S. 7 W. 



.29 



207 





November 



4 



10 



19 



41 



38 



189 



165 



97 



18 2 



1 



4 















2 



26 



s. 



58 



28 E. 



.80 



S. 55 E. 



.25 



205 





December 



14 



84 



41 



44 



53 



105 



119 



73 



14 17 



10 



2 



1 



6 



4 



8 



59 



s. 



68 



23 E. 



.56 



N. 32 E. 



.08 



201 





The year' 



































s. 



60 



2 E. 



.55 







3005 







' Computed from the resultants for th 



e se 



isons. 













(No. 25.) Cape Palmas, Liberia, Africa. 



Observed from December 4, 1839, to January 31, 1840, as follows, viz.: — 



December, South 30, S. S. W. 9, S. W. 24, W. S. W. 9, Calm 12. 



Direction of resultant S. 26° 37' W. (? ?) 



Ratio of resultant to sum of winds .80. 



January, N. E. 18, S. E. 3, South 9, S. W. 83, West 15, N. W. 6, Calm 9. 



Direction of resultant S. 55° 43' W. (? ?) 



Ratio of resultant to sum of winds .36 



