A cyclone is a violent storm ,often of vast extent ,characterized by high winds rotating about a calm center of low atmospheric  pressure. This center moves onward often 50 km an hour.

other definition is:

a cyclone is an area of closed, circular fluid motion rotating in the same direction as the Earth.

What to do and what not to do

Turn off all electricity, gas and water and unplug all appliances

Keep your Emergency Kit close at hand

Bring your family into the strongest part of the house

Keep listening to the radio for cyclone updates and remain indoors until advised

If the building begins to break up, immediately seek shelter under a strong table or bench or under 
a heavy mattress

In case of evacuation:

If an official evacuation order is issued then you and your family must leave your home immediately and seek shelter with friends or family who are further inland or on higher ground.

Turn off all electricity, gas and water, unplug all appliances and lock your doors

Ensure all family members are wearing strong shoes and suitable clothing

Take your Emergency Kit and your Evacuation Kit and commence your Evacuation Plan

If you are visiting or holidaying in Queensland and do not have family or friends to shelter with, contact your accommodation manager immediately to identify options for evacuation.

Mitigation strategies –structural mitigation

The houses near costal areas should be constructed:

Water resistant

Behind a mountain or hill rock protects it from strong winds

Shelterbelt plantations reduce the impact of strong winds, they also check soil erosion and inward and drift ;they protect cultivation fields and houses.

Roads should be elevated.

They should be constructed so strongly that it should even resist the uplift or flying off.