Childers deputy mayor says the"unbelievable"bashing has shocked small rural township,where residents don't usually lock their doors.
Police have determined the man's death was non-suspicious.
Detectives believe two men were lying in wait when a man and woman arrived at a house and multiple gunshots rang out soon after.
Bundaberg has been lashed with the worst storm in a decade as severe winds uprooted century-old trees.
The Bundaberg region recorded almost 40 millimetres of rain in 15 minutes,while the Sunshine Coast hinterland reported 4-5 centimetre hailstones.
Premier Annastacia Palaszczuk says her campaign will be like climbing Mt Everest again,but for a different reason.
Eight schools and more than roads remain closed as flood warnings remain in place for parts of central Queensland.
As south-east Queensland dams struggled to collect the rainfall,a small community near Bundaberg prepared to be cut off by floodwaters.
The bushfire season is not over,and neither is the recovery in Bundaberg after trees were uprooted,roofs destroyed and trampolines sent flying.
Residents described cyclonic-like winds which downed trees and power lines and sent debris flying.
Severe weather warnings across Queensland have been cancelled as Bundaberg is left cleaning up after a'tornado'struck the city.