WHOLE VOL. 



LAT. 40 



553 



SEA-LEVEL PRESSURE AT 10° INTERSECTIONS 



Lat. 40° N. Long. 150° E. 



950 mb. + 



Mean 59.6 59.5 61.5 63.7 63.1 61.8 61.4 63.0 64.0 66.0 65.2 62.3 



62.6 



Mean 55.5 55.1 60.3 64.6 64.6 63.0 64.2 65.3 65.2 66.3 65.2 59.1 



62.4 



Mean 54.4 64.6 61.6 66.5 66.8 64.2 67.6 67.6 66.0 66.2 65.4 58.6 



63.2 



