Western Australia's premier is set to inspect the damage inflicted by Tropical Cyclone Seroja amid fears hundreds of properties could be lost.

The NSW floods will see a cleansing flush of water head down the Barwon-Darling River system and have also bolstered inland dam levels.

Carting water has become par for the course for the Granite Belt town of Stanthorpe but that all changed on Tuesday when the Connolly and Storm King dams hit 100 per cent.

The strong La Nina event has led to the coolest summer for the nation as a whole in 10 years, however it was around the long-term average.

The seasonal outlook came with the caveat that skill is low in autumn, but farmers hope above average rain forecasts are on the money.

Southern Queensland has remained in somewhat of a rain shadow during the current La Nina event, but there may be rain on the way.

The La Nina event is breaking down but farmers hope it has one last kick left and can help deliver good opening rains in the autumn.

There is nervous excitement in the Northern Territory outback town of Katherine with the return of a bountiful wet season.

Central Australian river springs to life after unexpected rain.

The heatwave in southern states has been doused by rain as temperatures rise to near record levels in Sydney today.