Table 3 



Pressure differences averaged for locations 26a and 27a, 1926-1958. 



/^Locations are shown in fig. 4. Values, given in millibars, 



also represent wind speeds in meters per second, see text./ 



1926-57 



Mean 10.16 9. 61 6.71 4.29 1.00 -0.81 -2.02 -1.45 0.92 4.19 7.84 10.48 

 Std dev 3.68 3.15 2.54 1.72 1.36 1.12 l.?8 1.35 1.01 2.02 2.97 2.40 



91 



