Cessnock residents are in for a scorcher this weekend, with temperatures expected to reach a scorching 40°C for two days in a row. The Bureau of Meteorology has issued a heatwave warning for the region, urging people to take precautions to stay safe in the extreme heat. The heatwave is expected to peak on Sunday, with temperatures reaching a possible 42°C and 40°C on Monday with possible thunderstorms. The hot weather is due to a high-pressure system sitting over the region, which is trapping hot air and preventing cooler air from moving in. The heatwave is likely to cause a number of health...