The Sydney Morning Herald | Sydney Now: What you need to know on Thursday, December 29, 2016 The Sydney Morning Herald The really hot day is upon us. It is expected to reach 37 degrees in the city today and 42 in Penrith. And it will only be a little cooler on Friday, according to the Bureau of Meteorology. NSW Health has advised anyone showing signs of heat-related ... Sydney weather: “Extreme heatwave” prompts warning by health officials Heatwave through NSW for final days of 2016 Temperatures set to soar over 40 in NSW, while Victoria braces for thunderstorms |