 The continuing rain, aided by falls near Lake Eyre that prevented the rivers drying up, allowed the lake to begin filling during that month to the astonishment of many people who had seen the lake during the dry era from 1922 to 1938 and concluded that the lake could never fill with water.May and the first week of June saw a relatively typical winter circulation over most parts of Australia.However, the tendency of strong frontal depressions to move inland combined with generally weak anticyclones meant that temperatures were generally mild, whilst a major low pressure system off the south coast gave that region further flooding rains.