After an overcast but dry start to the day,the rain hit Sydney just before midday,with more than 20 millimetres recorded at Observatory Hill by 2pm.
Severe turbulence has increased by 55 per cent on one of the world’s busiest flight paths.
The Warragamba Dam,which supplies the bulk of Sydney’s drinking water,is close to capacity after days of persistent rain and is likely to spill.
Australia has always experienced swings between hot,dry weather and heavy rain,but this is now amplified.
Local councils are a “bit quick on the trigger” when deciding to close sports grounds because of bad weather.
A band of rain sweeping towards Sydney is forecast to deliver 150-millimetre downpours and flash flooding.
Road closures and diversions are still in place for much of the region north-west of Sydney,causing a headache for people attempting to return.
While the worst of the rain might have cleared,evacuation warnings are still in place for parts of Greater Sydney.
Roads were closed and some parts of Sydney were told to evacuate after the city received more than a month’s worth of rain in a single day.
Sydney and the rest of NSW are bracing for gale force winds,heavy rain and possibly deadly flooding as wild weather deepens along Australia’s east coast.
Here’s what we know about the phenomenon and its role in wild weather that’s hit Sydney and other parts of NSW.