TYPES. 



67 



On April 18th and 19th, 1894 (Chart Nos. 4 and 5) occurred one 

 of the finest monsoonal rain storms on record, the area affected 

 being very extensive, embracing the whole of the eastern colonies, 

 Tasmania, and the greater part of South Australia. Many inches 

 up to five and six of rain were recorded on the north-east 

 coast of Queensland, and over the eastern half of the rain area 

 the country benefitted to the extent of over two inches generally 

 before the storm was over. 



On this Chart No. 4 the monsoonal isobars, after passing the 

 most southern part of the tongue, are shown sweeping round a 

 high pressure of considerable energy, situated over the Great 

 Bight. Following these isobars to the eastward, we find them 

 recurving over another high pressure of greater energy in the 

 Tasman Sea. On Chart No. 5, both anticyclones will be noticed to 

 have worked northward, and while so doing they have lost some- 

 what in pressure, and the low pressure tongue has extended further 

 south and broadened ; at the tip, two cyclonic rain centres will be 

 observed to have formed. 



The chart antecedent to 18th April presented the general 

 characteristics of Chart No. 1, except that the antarctic \ depress- 



