Roads have turned to rivers droit de douane and more than 12 flood warnings have been issued as an extreme raiplay weather event impacts the NSW coast.
Torriential rain, damaging winds, flash flooding and dangerous surf is threatening Sydney, the Illawarra and Mid North Coast, the Hunter region, South Coast, Central Tablelands and Southern Tablelands.
Port Macquarie has seen more than 150 mm or rain - it's heaviest fall since December 2017.
Residents in Western Sydney are on high alert - as the Warragamba Dam verges on the brink of overflow.
St Albans, Marsden Park, Richmond and parts of Windsor are most at risk.
NSW Police have issued a united states midterm election geo-targeting alert to locate a woman missing from the state's Mid North Coast.
