Adelaide is undergoing intense rainfall and thunderstorms. Forecasts suggest around 25mm of rainfall. The south-east region faces a significant flood danger following the second-driest September on record. Intense rainfall and thunderstorms are sweeping across Australia. The recent weather situation are a result of the second-driest September on record, which has made the region susceptible to major flooding. Authorities are urging residents to get ready for potential flooding as the conditions develop.