‘Possibly severe’ thunderstorm for Friday night Heavy rain, damaging winds and ‘giant’ hail expected  READ MORE: Taylor Swift and Travis Kelce’s Australian rendezvous Taylor Swift fans will need to pack their ponchos and gumboots for her first Eras Concert in Sydney with a fresh warning issued for a severe thunderstorm causing heavy rain and ‘giant’ hail. A ‘potentially severe’ thunderstorm’ is …