Small low formed northeast of Cape Moreton while major low developed near New Caledonia with a central pressure of 1000 hPa (4th) and north of a large 1040 hPa high.

Storm force winds South Coast 3pm 3rd to 9 pm 4th with gusts to 70 knots at Cape Byron. The Brisbane wave recording station recorded significant (peak) wave heights of 5.3m (10.0m) on 8 May.

This event is classified as an East Coast Low.

More about East Coast Lows
Harden Up
Bureau of Meteorology website
The Centre for Australian Weather and Climate Research report