Tropical Depressions intensifying into tropical cyclones in all other areas between 90 Â E and 160 Â E as well as the Equator and 40 Â S are named by the Australian national weather service . Tropical lows intensifying into tropical cyclones in all other areas between 90 Â E and 160 Â E as well as the Equator and 40 Â S are named by the Bureau of Meteorology of Australia .