Several heatwave warnings are in place for much of South Australia for the coming days. Top temperatures in Adelaide are expected to reach 42 degrees tomorrow and a record breaking 43 degrees on Monday. Catastrophic fire conditions are expected for the Yorke Peninsula tomorrow prompting the country fire service to appeal to people to reconsider travelling to the area. Total fire bans are in place for much of the state's south and additional resources are in place to support firefighting efforts.