CONTRIBUTIONS TO METEOROLOGY. 



17 



whicli shows the iiumher of obstTVittioiis obtaineil in that squiue. The seeoiid number jh -!S(», 

 which deuotes the iiuiiiber of sales reported; thi^ third number is 15, which denotes that tlie 

 number of gales was 15 per cent, of tht^ wliole number of observations. 



Table I. — Gales on the Atlantic Ocean by Maury's Storm Chart. 



60° 



55° 



50° 



45° 



40° 



35° 



30° 



25° 



20° 



15° 



10° 



.5° 



0° 



80° 75° . 70° 65° t)0° 55° 50° 45° 40° 35° 30° 25° 20° 15° 10° 



5° 



0° 



The following table jjreseuts a suniniary of the results for all parts of the Atlantic Ocean for 

 each five degrees of latitude : 



Table II. — Summary. 



Latitude. 



Equator to 5°N. 



5 N. to 10 N. 



ION. to 15 N. 



15 N. to 20 N. 



Obs. 



6,436 

 6,476 

 4, 520 

 4,489 



Latitude. 



Ol.s. 



Galea.! Batio. 



20° N. to 25° N. I 5, 185 100 1 .0193 

 25 " to 30 9, .528 303 .0318 



30 " to35 11,418 I 875 I .U766 



35 " to 40 !l5,354 |2,009 ' .1308 



Latitude. 



40° N. to 45° N. 

 45 " to 50 

 50 " to 55 

 55 " to 60 



Obs. 



19, 034 



13, 074 



6,792 



510 



Gales. Ratio. 



1,997 .1049 



1, 836 I . 1404 



1,084 .1.596 



135 . 2647 



From this table we see that on the Atlantic Ocean, between the equator and latitude 5° N., 

 gales occur on an average somewhat less frequently than once a .year; and from latitude 5° to 



S. Mis. 164 3 



