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 of 10-25mm 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 of 25-50mm were recorded in areas of northern SA and adjoining southern NT, areas of the Top End of the NT, southern and northern areas of WA, isolated areas of north-western, central and south-eastern Qld and northern NSW.

Weekly rainfall totals of 50-100mm were recorded in the Top End and southern areas of the NT and small pockets of north-western, central and south-eastern Qld and northern NSW.

The highest weekly rainfall total was 107mm at Garah (Delvin), NSW, which was also the highest daily total as it fell in the 24 hours to 9am on November 20.