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 prolonged heavy rain is expected to cause significant disruptions. Roads have been blocked due to the heavy rain, making travel difficult. Flash flood risks are high in several areas. The Tasman Sea high 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. People should exercise caution while on the roads. The heavy downpours are leading to various issues across the country. Emergency services are keeping an eye on the weather due to the heavy rain. The heavy rain is expected to ease in the coming days. Authorities recommend staying informed about the latest weather updates.