Victoria records three new infections as Sydney outbreak spreads – as it happened

NSW reports 18 new cases including in the Blue Mountains, Wollongong and Sydney's inner west. This blog is now closed

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8.32am GMT

Thanks for following along today. We'll leave it there. But first, here are the day's headlines:

8.25am GMT

South Australian authorities are warning people to avoid travelling to New South Wales.

A police statement issued this evening said continued spread of cases in New South Wales is of particular concern" and described the situation as volatile and changing rapidly".

Further, those people who are holidaying or travelling in New South Wales should consider returning to South Australia as soon as possible.

The situation will be closely monitored overnight and reviewed again tomorrow morning.