A prolonged period of heavy rain is expected to affect millions across Australia. Forecasts predict up to 170mm of rain in some areas. Widespread rain has already hit Queensland, cutting highways and causing flash flood risks. The slow-moving Tasman Sea high is contributing to the unsettled weather, bringing storms and heat across the country. The extended heavy rainfall is expected to cause significant disruptions. Roads have been blocked due to the heavy rain, making travel difficult. There is a risk of flash floods in several areas. The Tasman Sea weather pattern is bringing storms and heat, adding to the challenges. Authorities recommend staying safe during this period of heavy rain. The prolonged heavy rainfall will persist for several more days. Drivers should be careful while on the roads. The heavy downpours are leading to various issues across the country. Rescue teams are prepared for potential emergencies due to the heavy rain. The heavy downpours are forecasted to decrease in the coming days. Authorities recommend staying informed about the latest weather updates.