SERIES B. ZONE 10. LAT. 40° TO 45° N. 



257 



ZOIVE No. 10. 



Latitude 40° to 45° North. 



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

 a thousand permanent stations on land, for an aggregate period of over 4414 years ; 

 on the Atlantic and Pacific Oceans for over 24 years, and some reported to the 

 British Board of Trade from the Black Sea. The distribution is as follows : — 



"Where observed. 



No. of 

 Stations. 



Aggreg.ate length of time. 



Pacific Ocean, 







3319 days= 9 years 1 month. 



America we.st of the Mississippi 



River, 



IGl 



553 years, besides general observations by Nicollet 



Amei-ica east of the Mississippi 



River, 



T95 



over 3491 years. 



Atlantic Ocean, 







54G7 days = nearly 15 years 



Europe, 





50 



over 343i years. 



Black Sea, 







? 



Asia, 





13 



about 26 years. 



(Nos. 1 to 10.) Pacific Ocean, east of longitude 180°. 



Computed from observations for an aggregate period of IGTO days, collected and classified, from 

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

 of Captain M. F. Maury, Superintendent. 















^■~ 



""— 







Eelative Prevalence of Winds from "rBE 







'*^ 





Place of observations. 



Time of the 



Different foints of the Compass. 



Direction of 



a 

































^ 







> 





year. 





w 





H 





H 





P4 





^ 





^ 







^ 







resultant. 



°'S 



1 







1 ^ 



W 



^ 



% 



m 



H 



tc 



3 



to 



^ 



lA 



1 



fe 



N 



^ 



s 







~S 



B 







^15 



^ 



W 



W 



W 



to 



m 



& 



00 



</J 



^ 



^ 



^ 



^ 



^ 











«" 



fe 



r 



Spring 



10 



26 



4 



14 



3' 3 



1 



11 







36 13 51 



14 



46 



25 25 



5 



N. 77° 



14' W. 



.42 



96 



1. Long. 160°-165° W. \ 



Summer 







4 



1 



1 



1 



3 



11 



22 



1311 



4 







3 



5 8 



2 



S. 21 



29 W. 



.47 



30 



\ 



Autumn 







31 



4 



4 



8 3 



2 



30 



12 



17| 8 



23 



8 



10 



7i 6 







S. 32 



15 W. 



.17 



58 



i 



Spring 



8 



24 







20 



7 27 



7i20 



16 



7128 



64 



48 111 



42,55 



19 



N. 89 



37 W. 



.31 



189 



2. Long; 155°-160° V7. .^ 



Summer 







9 



3 



32 



3 26 



3i 



17 



26 10 



6 



Oi 12 



13^29 



10 



S. 73 



16 E. 



.04 



66 



1 



Autumn 



4 



10 







1 



013 



515 



16 



33, 3 



9 







6 



3 



7 



5 



S. 8 



24 W. 



.42 



40 



f 



Spring 



7 



6 



4 11 



6,15 



1154 



34 



73 11 



39 



40 



63 



26 



26 



7 



S. 53 



1 W. 



.39 



144 



3. Long. 150°-155° W. l 



Summer 



11 '37 



13 14 



5|15 



8 14 



4 



38 13 



31 



11 



30 



27 



25 



5 



N. 61 



40 W. 



.20 



100 



1 



Autumn 



l!21 



11 



5 



410 



5 



20 



12 



52| 4 



13 



12 



15 



11 



4 



8 



S. 29 



19 W. 



.24 



69 



{ 



Spring 

 Summer 







11 







2 



9 



8 



4 



25 



13 



27! 3 



25 



2 



8 



12 



11 



6 



S. 26 



22 W. 



.31 



55 



4. Long. 145°-150° W. ] 



« 



44 



19 



8 



3 



14 



5 



24 



9 



24'24 



45 



12 



57 



15 



50 



9 



N. 64 



41 W. 



.29 



123 





Autumn 



1 



11 







a 







7 



5 



21 



23 



57 16 



36 



8 



23 



4 



14 



7 



S. 40 



43 W. 



.49 



80 



f 



Spring 

 Summer 







1 















1 



5 



20 







15 5 



7 



2 



10 



3 



9 



8 



S. 36 



20 W. 



.39 



29 



5. Long. 140''-145° W. ] 



12 



9 



6 



13 



7 



8 



3 



14 



1 



12 6 



41 



6 



41 



7 



36 



12 



N. 63 



50 W. 



.32 



78 



Autumn 



5 



37 



6 



3 







18 



3 



5 



4 



19,41 



51 



22 



34 



7 



30 



UN. 86 



38 W. 



.38 



99 



G. Long. 120°-165° W. 



Winter 



3 



11 







13 



1 



1 











7 



221 4 



10 



2 



7 



4 



8 



S. 78 



46 W. 



.18 



31 



7. Long. 135°-140° W. { 



8. Long. 130°-140° W. 



9. Long. 130°-135° W. j 



Summer 

 Au'umn 



8 



26 



7 



5 







11 







7 



2 



22 7 



24 



6 



21 



12 



22 



2, N. 57 



50 W. 



.29 



61 



5 



8 







3 







2 



4 











16il3 



21 



3 



14 



1 



18 







N. 89 



14 W. 



.44 



36 



Spring 

 Siimixicr 



7 



13 







1 



4 



16 







8 



3 



5 



4 



13 







13 



5 



4 







N. 42 



29 W. 



.09 



32 



18 



26'10 



7 



2 



e 



5 



7 



4 



16 



5 



16 



7 



24 



11 



35 



11 



N. 31 



53 W. 



.34 



70 



Aututnii 



1 



2 







1 







2 







3 



4 



17 



13 



26 







10 



8 



16 







S. 75 



8 W. 



.56 



34 



Spring 

 Summer 



4 



3 



2 



4 



















10 



14 



a 



7 



3 



4 



1 



40 



1 



N. 53 



36 W. 



.39 



32 



10. Long. 120°-130° W. ] 



25 



29 



2 



















15 



5 



27 



1 



1 







7 



3 



84 



6 



N. 23 



W. 



.43 



68 





Autumn 



10 



42 



3 



5 







2 



1 



5 



3 



3 



3 



9 







20 



7 



37 







N. 14 



55 W. 



.56 



50 



33 January, 1875. 



