Willy Willy is a small windstorm that mostly occurs in dry, outback areas. The term willy willy is of Aboriginal origin. Willy willies are normally tropical cyclones that happen near Australia, and at times they have the strength of a hurricane.
2 Additional Answers
A willy willy is an Australian slang term used for a tornado. The tornadoes in reference to this term are not those that we are used to but more of a swirling sand storm.
A willy willy refers to a tropical cyclone made of dust. They occur in Australia and are similar to American tornadoes but do not create as much damage.