Why then didn't the PIC of the aircraft exercise his command position and declare an emergency due stress of weather and divert to Williamtown or return to Taree if the weather there was OK? Pushing on in marginal conditions is generally considered a bad decision.
Dick, the Willi controllers don't make the rules by the way. I know because I was one [who sent a QF B747 up the light aircraft lane one busy day - a fine sight to behold crossing the extended centre line of 12/30 at 500"]