WHOLE VOL. 



NORTH ATLANTIC 



401 



NEGRIL POINT LIGHTHOUSE, JAMAICA, WEST INDIES 



Lat. 18°15'N. Long. 78°23' W. Hb = 33 ft. 



PRESSURE AT SEA LEVEL: COR. TO 0° C. (32° F.) AND TO 



GRAV. AT 45° LAT. 



Means of Ky^ + lS") * 75th meridian W. 



29 inches + 



Mean .980 .995 ,976 .943 



.910 



.933 .961 .931 .899 .862 .880 .954 



.936 



TEMPERATURE IN DEGREES F. ht 



Means of 4-hourly observations 



Ah ft. 



Mean 76.2 75.8 76.3 77.8 79.6 80.3 80.5 80.6 80.7 79.9 78.7 77.6 



78.7 



TOTAL PRECIPITATION IN INCHES. hr = 6Wt. 



* Reduced to means of 24 hours. 



