= 27.7777778 m / s
= 36.1111111 m / s
What do you make your houses out of?
Paper?
Anyways stay safe mate.
How does m/s change anything
Those wind speeds are typically associated with a Catagory 2 tropical cyclone mate.
Grab an atlas and find Australia, then find NSW then find the eastcoast then find Sydney, then head slightly north and find Newcastle.
Then realise how far below the tropics it is. then understand that many of the houses in the area were built in the 1900s long before any thought of wind resistance standards.
Then theres the flooding.