Northern Queensland usually experiences a tropical climate at this time of year.
He watched the floodwaters rising under his home for days before he finally left on Sunday when he heard the dam floodgates would be fully opened.
Emergency services have been receiving incessant disaster and rescue calls made overnight from around the city of Townsville where evacuation centres have been filled up.
More than 1000 calls for help were logged by the State Emergency Service and Queensland Fire and Emergency Services in the past 24 hours, a lot of them in Townsville.
Suburbs in direct danger included Rosslea, Hermit Park, Railway Estate, Townsville City, Oonoonba, Idalia, Cluden, West End, Rowes Bay, Garbutt, Aitkenvale, Cranbrook, Currajong, Mysterton, Pimlico, Mundingburra, Douglas, Annandale, Kirwan and Thuringowa Central and South Townsville areas.
About 100 homes were evacuated near the bulging Ross River dam as water was released, but it was back up to 216 per cent capacity by Saturday evening.
"We've never seen so much water in our lives", said local radio journalist Gabi Elgood.
Military personnel were delivering tens of thousands of sandbags to affected residents, as Queensland Premier Annastacia Palaszc-zuk warned residents to be careful. This setting will release approximately 1900 cubic metres of water per second out of the dam. The BoM warned that risky "high velocity flows" were likely along the Ross River in the wake of the release.
Planning for the city's recovery is well underway, despite concerns about more flash flooding. "It was a tough night", the premier said.
"We're hoping to see an easing trend from tomorrow", bureau spokeswoman Jess Gardner said, adding that the rains could move further south, towards Mackay, a major coal exporting area.
"Crocodiles may be seen crossing roads, and when flooding recedes, crocodiles can turn up in unusual places such as farm dams or waterholes where they have not been seen before", Queensland Minister for Environment Leeanne Enoch said in a statement.
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Crocodiles have been spotted in residential streets as hundreds of residents in flood-hit Townsville are waiting for help as unprecedented floods swamp the city.
"The monsoon trough is near stationery which is why we're getting persistent heavy showers affecting many areas, it's particularly of interest in Herbert catchment, Upper Burdekin, Haughton and Ross River catchments", Mr Gunn said.
Landslides were reported with more possible in the worst-hit areas, the Bureau of Meteorology said Monday, warning of further "intense rainfall" and "significant flash flooding" along the eastern shore.