Severe weather events in Sydney
Severe weather events or extreme weather events in Sydney, include hailstorms, thunderstorms, gale, bushfires, heatwaves, drought, and flash flooding (caused by East coast lows or black nor'easters). Sydney is rarely affected by cyclones, although remnants of cyclones do affect the city.
Source: Wikipedia — Severe weather events in Sydney (CC BY-SA 4.0)