Significant damage and power outages are possible in the densely populated region of Queensland, where tropical cyclones impacts are not uncommon but direct landfalls are.

Big waves are pounding the Gold Coast; flights suspended in northern NSW and Queensland. How the day unfolded.

A massive 12.34-metre wave was recorded off Main Beach on the Gold Coast overnight as Tropical Cyclone Alfred's path began to slow.

Southeast Queensland surfers are making the most of the massive swells from Tropical Cyclone Alfred before it is set to cross the state’s southern coast line later this week.

The outer fringe of a tropical cyclone has started to hit eastern Australia, bringing heavy rains and record-breaking waves to a heavily populated region rarely hit by typhoons.