The Southern heatwave is a serious concern, with temperatures soaring and humidity levels high. This week, the South will experience triple-digit highs, with little relief at night. The heatwave is already breaking records, with heat indices above 105 in southern Georgia, coastal South Carolina, the Florida Panhandle, and the mid-South region around Memphis. The National Weather Service has issued heat alerts, warning of potential heat exhaustion and heat stroke. The heat will persist through the week, with little relief at night, and some areas may see record-breaking temperatures. The heat dome, a stubborn atmospheric feature, is responsible for the prolonged heatwave. This heatwave poses a significant risk, as heat is the number one weather killer in the US, with hundreds of fatalities each year. Those without access to air conditioning, especially in larger cities, are particularly vulnerable. It is crucial to take precautions, such as checking on vulnerable individuals, avoiding outdoor activities during peak heat, and staying hydrated. This heatwave highlights the importance of preparedness and awareness, as extreme weather events become more frequent and intense.