A SERIES of low pressure troughs dominated parts of northern, central and eastern Australia, triggering isolated showers and locally severe thunderstorms, with hail, strong winds, lightning and flash flooding.

Weekly rainfall totals between 10 to 25 mm were recorded in southern and northern Western Australia, western Tasmania, southern and central areas of South Australia extending into the Northern Territory, parts of northern and western Queensland and an area extending from central Queensland into northern New South Wales.

Weekly rainfall totals between 25 to 50 mm were recorded in areas of northern South Australia and adjoining southern Northern Territory, areas of the Top End of the Northern Territory, southern and northern areas of Western Australia, isolated areas of north-western, central and south-eastern Queensland and northern New South Wales.

Weekly rainfall totals between 50 to 100 mm were recorded in the Top End and southern areas of the Northern Territory and small pockets of north-western, central and south-eastern Queensland and northern New South Wales.

The highest weekly rainfall total was 107.4 mm at Garah (Delvin), New South Wales, which was also the highest daily total as it fell in the 24 hours to 9am on 20 November.