​​​Western Australia covers nearly 2500 km from north to south, a distance spanning 23 degrees of latitude. This spread encompasses several climatic zones including tropical in the far north, moving through grassland, desert, subtropical and on to temperate regions in the south west. 
On a world-wide scale, the broad climatic variati​on and diversity are considered rare. With Western Australia covering nearly one-third of the Australian continent, the size, remoteness and diversity of this setting presents a broad range of challenges for emergency risk management.
Western Australia is exposed to a range of potential hazards (there are 27 hazards prescribed in legislation in Western Australia).​