The premier of New South Wales state Barry O'Farrell declared a state of emergency.
The fires have killed one man, destroyed a total of 208 homes in New South Wales state and damaged another 122 since Thursday, the Rural Fire Service said.
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A mother feared to have been planning to travel to Syria with her four children has been charged with child abduction.
Dimitri Diatchenko was sentenced to 60 days community service after eating the animal and sending his ex graphic photos of what he did.
The starving toddler has been taken into care following the incident in Chile - but it is thought the dog may well have saved his life.