Summarize this content to 2000 words in 6 paragraphs A low-pressure system that has been dumping rain over western and central Queensland will slowly move towards south-east Queensland in the coming days, forecasters say.Meteorologist Helen Reid, with the Bureau of Meteorology, said that would bring widespread rain to much of Queensland and northern NSW.Merv Birt outside his flooded home in Tingalpa on Brisbane’s eastside, as a result of heavy rain from Cyclone Alfred, on March 10, 2025.Credit: Dan PeledReid said there could be high rainfall totals of 100mm to 200mm along coastal parts from the Queensland central coast south to the NSW border.“The heaviest rain will likely be on Friday and Saturday in those areas, and as catchments are already wet, particularly in north-east NSW and south-east Queensland we could see increasing flash and riverine flooding, depending on exactly where those heaviest falls occur,” she said.The forecast heavy rain comes less than three weeks after Cyclone Alfred brought high rainfall totals, wind and flooding to south-east Queensland and northern NSW.Yesterday afternoon, Seqwater advised operational releases from Somerset Dam had started and could continue into early next week pending rainfall.The low-flow releases were to transfer water to Wivenhoe Dam to balance levels, and there were no water releases planned for Wivenhoe Dam.