By Tiffanie Turnbull
BBC News, Sydney
Communities successful 3 Australian states person been ordered to evacuate arsenic torrential rainfall brings large flooding.
Parts of the state person received much than 3 times their mean October rainfall successful conscionable 24 hours.
At slightest 500 homes person been flooded, 1 idiosyncratic has died and different is missing arsenic the catastrophe unfolds.
Widespread flooding crossed Australia - driven by a La Niña upwind signifier - has killed much than 20 radical this year.
Victoria - Australia's 2nd astir populous authorities - has been worst deed this week. Several communities person been ordered to evacuate, including immoderate successful the authorities superior Melbourne.
Premier Daniel Andrews said the fig of inundated homes was "absolutely definite to grow", calling it 1 of the state's worst flood events successful decades.
"This has lone conscionable started, and it's going to beryllium with america for a while," helium told the Australian Broadcasting Corporation.
Floods person swamped roads, forced schoolhouse closures and chopped powerfulness to 3,000 houses and businesses.
More rainfall is forecast successful the coming weeks, placing strain connected already swollen rivers and saturated ground.
The municipality of Seymour northbound of Melbourne has received 155mm successful 24 hours - 3 times its mean October rainfall, oregon astir a 4th of the mean magnitude London receives successful a year.
In Tasmania, respective rivers person flooded aft up to 400mm of rainfall fell successful immoderate areas successful a day. It is unclear however galore homes and concern person been affected there.
In New South Wales, astir 600 radical were told to evacuate from the municipality of Forbes, wherever astir 250 properties and concern were expected to flood.
One antheral died successful the state's westbound earlier this week aft his car became submerged successful floodwaters.
Rescuers person besides been searching for a 63-year-old antheral thought to person been swept distant successful akin circumstances connected Tuesday.
Experts accidental caller flooding successful Australia has been worsened by clime alteration and a La Niña upwind phenomenon. In Australia, a La Niña increases the likelihood of rain, cyclones and cooler daytime temperatures.