NEWS.com.au | 'Once in 50-year storm' dumps 109mm on Harvey - 2000 homes blacked out Herald Sun ... PerthNow. < Prev. of 4. Next >. pn rockingham lightning. WILD NIGHT: Storms dumped more than 70mm on Mandurah and Rockingham overnight. Picture: Grahame Kelaher Source: PerthNow. A 'ONCE IN 50-years storm' dumped more than 100mm of rain ... Thunderstorm and rain to lash Perth and South West South West braces for second round of summer storms Minor flood warning issued for Harvey, WA |