Demand for ambulances rises by 40 per cent across the Sydney metro area, with temperatures in the western suburbs hitting 40 degrees Celsius.
Sydney weather: City to reach 40C for first time this summer
Sydney weather: Temperatures hit 40C in western Sydney ahead of late cool change - ABC News
Sydney bakes in 43C temperatures and heatwave conditions; southerly change expected from 6pm – as it happened, Australia news
Temperature hits all-time record in Sydney
Sydney and Melbourne set to bake in 40C plus temperatures
Double weather threat strikes Australia - what the week ahead looks like in Sydney, Melbourne, Brisbane
Sydney suffers through hottest day since 1939 as temperatures reach 47.3C in Penrith, Sydney
The Sydney suburbs that hit 50C last summer
NSW weather: Crowds flock to beaches as heatwave hits Sydney
Australia: Record December heat in Sydney as temperatures hits 43.5C, World News