The Bureau of Meteorology has called it a 'multi-state thunderstorm outbreak' with days of rain, thunder and humidity.
Many states will see rainfall this weekend, and there's more expected over the coming weeks due to La Nina forming.
We're in for longer, more intense heatwaves and more cyclones, according to the Bureau of Meteorology's long-range forecast.
Heavy rain, thunderstorms and damaging winds will sweep across much of central and southeastern Australia in the coming days.
Sydney, Adelaide and Melbourne could have temperatures about 10 degrees above average - so how's the weather looking for you?
If you thought winter was long gone we've got bad news for you – temperatures are set to drop and rain is on its way.
Locals desperate for rain shared photos of flooded streets on social media after the outback town copped 33mm of rainfall.
'This is why we don’t want to go outside here on the island… and there is many more,' a woman said as she filmed the predator.
Adelaide and Melbourne are facing up to seven days of rain, while most cities will be wet for at least some of the weekend.
More than 45 trucks were flipped during the hurricane-force winds that caused havoc in Salt Lake City.
Sydney reached 30 degrees on Thursday, its warmest start to spring in 25 years - but cooler days are ahead. See the state-by-state weekend weather guide.