NSW will take its first step out of lockdown on Monday, and it'll be slightly bigger than expected.

The state's new Premier has made some small changes in relation to what fully vaccinated people will be able to do in just a few days.

So what can we expect to case numbers, vaccination rates, hospitalisation and ICU admissions?

And what about the rest of the country - like Victoria and ACT - which will be taking the same steps as NSW in coming weeks and months?

On today's Coronacast, a very special guest to help talks us through all the data.