More bovine excrement from their ABC, page-53

Action man was in the thick of it:

How many people were evacuated from Darwin after Cyclone Tracy?

30,000 people

Of Darwin's population of 45,000, over 30,000 people were subject to an evacuation overseen by the Natural Disasters Organisation (NDO), a Commonwealth body whose powers were poorly defined at the time of the cyclone (Jones 2010, 223).