Cooler conditions prevail in Victoria and Tasmania but Darwin and Perth will be warm and a heatwave warning has been issued for much of Queensland
- Get our breaking news email, free app or daily news podcast
Thunderstorms and lightning across New South Wales could exacerbate dangerous fire conditions, as much of the east coast swelters.
Sydney is expected to experience maximum temeepratures of 38C on Friday, the last time the mercury will rise above 30C before the start of 2025.
