Parts of western Sydney were spared after less rain than expected fell across the region, but major flooding continues with more rain to come this weekend.
The Bureau of Meteorology (BOM) has warned another cold front will sweep across New South Wales on Saturday morning, bringing more severe weather to “much of Australia’s east coast” over the weekend. end.
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Sydney, Newcastle and the Illawarra are all expected to be hit with heavy rain and thunderstorms on Saturday as the low pressure system moves across the east coast.
The BOM urges anyone in affected areas to check regularly for warnings and updates on conditions in your area.
About half a million people have been told to evacuate their homes in NSW as disastrous flooding continues, but lower than expected rainfall has brought respite to those in the path of the spill. Warragamba dam.
Some 130,000 homes on the way to the Warragamba Dam spillway in Sydney’s western Hawkesbury-Nepean area were given a reprieve on Thursday afternoon with news that flooding is expected to be no worse than they were during the devastating floods of March 2021.
With dozens of evacuation orders in place across the state, it remains to be seen whether residents of some of them will be given the green light to return home on Friday.
Tens of thousands of people living in Sydney’s western, north-west and south-west suburbs including Windsor, North Richmond, Camden and Milperra have been ordered to flee with evacuation centers set up in suburbs such than Canley Vale and Blacktown.
More than 300 schools across the state are closed due to flooding.
Around 600 gigaliters of water had been predicted, but with less rainfall in the catchment than expected, WaterNSW announced that the forecast had been revised down to between 300 and 350 gigalitres per day.
That’s less than the 440 gigalitres per day that gushed out of the dam during last year’s floods.
“This forecast is still subject to the advice of the Bureau of Meteorology and will ultimately be determined by the intensity of the rain event and the inflows generated,” WaterNSW said on Thursday.
Most of Greater Sydney’s dams spilled, including all dams in the Upper Nepean area.
While the discharge from the Warragamba dam has been revised downwards, several rivers are still above or approaching their major flood level.
The Bureau of Meteorology said Thursday evening that major flooding was expected in Windsor as the Hawkesbury and Lower Nepean rivers continued to rise.
Moderate to major flooding is expected in western Sydney along the Hawkesbury, Nepean and Georges rivers, and the Colo and Macdonald rivers in Menangle, North Richmond, Penrith and Windsor, with dozens of suburbs on high alert.
The Wallace experienced moderate flooding Thursday afternoon after peaks on the Nepean River at Menangle and Camden.
Further north, the Richmond River caused major flooding in Coraki, Bungawalbyn and Woodburn on Thursday, peaking near the record flood stage of March 1974, but Casino and Kyogle fell below minor flood stage.
The SES responded to more than 2,500 requests for assistance and carried out 144 flood rescues in the 24 hours to 5 p.m. Thursday.
Sydney avoided the heaviest rain on Thursday, with more intense falls to the north in the Hunter region and to the south in Illawarra.
Endeavor Energy advises customers in low-lying areas to prepare now for power outages before floodwaters rise.
Some 650 properties – mostly along the Hawkesbury, Nepean and Colo rivers – suffered a power outage.
They are likely to be without electricity for several days.
Further north, thousands of properties remain without power after flooding earlier in the week.
Essential Energy said Thursday evening that 13,800 customers were without power in the Mid-North Coast and Northern Rivers regions, after power was restored to more than 28,800.
Much of the damaged network is still under water.
Further severe weather is expected around NSW, particularly along the coast.
As the low pressure system that brought hundreds of millimeters of rain and devastating flooding to parts of Queensland and New South Wales over the past week was expected to ease overnight Friday, more severe weather conditions could occur.
Bureau meteorologist Jackson Browne said the low should dissipate overnight, but another cold front on its way to Victoria will bring more rain and severe weather over the weekend.
Another cold front on the way to Victoria will bring more rain and severe weather this weekend, Bureau Meteorologist Jackson Browne warned Thursday.
More rain could cause further flooding of the river around the state, the BOM warns.
NSW flood updates
In Lismore, the cleanup and search of flooded homes continues, with four confirmed deaths so far.
The city is also facing shortages of essentials such as food, fuel, fresh water and cash as ATMs run out of cash.
The BOM warned that areas of the Mid-North Coast and Hunter region already affected by flooding could see further flooding of the river.
Abnormally high tides and damaging surf warnings are also in place for virtually the entire NSW coastline, with east-facing beaches at greater risk.
Coastal erosion is likely and low lying areas could also be affected by tidal flooding.
SES members traveled to New South Wales from Victoria, South Australia and Tasmania to help local units.
Insurers have already received more than 60,000 claims following recent flooding in South East Queensland and around NSW.
The majority of these claims are from Queensland, however, the Insurance Council of Australia expects claims from NSW to increase as the flooding continues.
More than 80% of claims relate to flooded properties, the rest relate to vehicles.
The CIA predicts that about $900 million of claims will go through insurers.
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