Climate Wise Communities provides insight into what bushfires may have looked like if they were not contained, helping communities prepare for the future. It includes simulations of North Turramurra, Lane Cove National Park, East Killara and East Lindfield.
They are viewable here:
https://climatewisecommunities.com.au/simtable-bushfire-simulations/
North Turramurra:
Lane Cove National Park:
East Killara and East Lindfield: