It came as the NSW Rural Fire Service declared two "tourist leave zones" stretching nearly 300 kilometres (186 miles) from the town of Nowra along the picturesque coast to neighbouring Victoria state, where people are also being urged to flee.
The terrifying scenes were repeated in dozens of small towns in rural, forested parts of the state and across the border in New South Wales, as the infernos turned the sky a blood red and rained down embers and ash on locals and tourists during the peak summer holiday season.
In Mallacoota where 4,000 had huddled on the foreshore as fire swept through, authorities were preparing for the possibility that the town could be cut off for weeks.
"We're getting a lot of lessons out of this and it's just showing how unprepared we are. It was like a demon attacking us".
"Sadly, we can report today that police have confirmed a further three deaths as a result of the fires on the South Coast", a police spokesman said.
Strong winds, scorching temperatures and low humidity are forecast for Saturday with temperatures set to hit 41 degrees Celsius on the South Coast.
The crisis gripping the world's driest-inhabited continent has impacted all six states amid a prolonged drought. It's also put worldwide focus on the conservative government's climate change policies, with environmentalists saying Prime Minister Scott Morrison's support of the nation's massive coal-export industry has worsened conditions.
At least 18 people have died throughout the current bushfire season in Australia. "So we're going to have a very long, hard day of hot, dry winds, dominating out of the north, north-west before a southerly change emits".
A second man has died in Victoria's massive bushfires and an unprecedented state of disaster has been declared for the regions most ravaged by blazes.
"The message is we've got so much fire in that area, we have no capacity to contain these fires", he told ABC. In Mallacoota, Victoria police managed to supply 1.6 tons of drinking water by boat along with food and medical supplies.
The state's Country Fire Authority said smoke was hampering efforts to identify how many homes have been destroyed across the eastern region of the state.
Fire services in Victoria and NSW warned they had been unable to reach some people in remote areas. Mossy Point/Broulee one of many communities without power and comms.
The record for the highest national average temperature was broken in December with areas in Australia soaring to well above 40C.
"We're not even half way through our fire season at this stage", he said, "our last total biggest ever season in New South Wales was only 1.4 million hectares".
Thousands are escaping to safety in New South Wales, Australia, ahead of this weekend's extreme fire danger.
The crew, according to the FRNSW's Twitter account, were forced to take shelter in the truck, while the fire front passed by.
"Weather conditions on Saturday will be as bad as they were" on Tuesday, Berejiklian told reporters in Sydney.
He was speaking at a reception for the Australian and New Zealand cricket sides, which is a yearly tradition.
As thousands of people gathered along the foreshore of Sydney harbor to get a prime viewing spot of the midnight fireworks, smoke drifting in from bushfires caused a polluting haze.