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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Mark Whincup, 50, was well known in North Wales for his magic displays at children's parties and pantomime appearances.
A Royal Navy helicopter has been scrambled to rescue an unconscious toddler, snowed in at a remote farmhouse.
Dippy the Diplodocus now has his own Twitter account as fans fight to keep him in the main hall of the National History Museum.