Much of the Australian state of New South Wales is facing torrential rain and thunderstorms over the next few days, with severe weather and flooding expected. The Bureau Of Meteorology has issued a severe weather warning for heavy rainfall for the mid-north coast from Thursday. Towns likely to be affected include Coffs Harbour, Port Macquarie, Taree, Woolgoolga, Sawtell, Bellingen and Dorrigo. As catchments are relatively full on the mid-north coast, flash flooding and flooded rivers are possible. Heavy rain may also spread to the Lower Hunter, Sydney and Illawarra areas on Friday and Saturday, while strong and gusty winds and some larger waves may also develop from Friday. The Bureau of Meteorology has advised residents in the above areas to move vehicles under cover or away from trees and secure or put away loose items around your house, yard and balcony. It also warned people not to drive, ride or walk through …