Catastrophic fire danger: what does it mean and what should we do in these conditions?

For the first time since new fire ratings were introduced in 2009, the highest fire danger has been forecast for Sydney

Catastrophic fire danger has been forecast for the greater Sydney, greater Hunter and Illawarra/Shoalhaven regions on Tuesday 12 November. This includes the central coast and the Blue Mountains.

It's the first time since the new fire ratings were introduced in 2009 that catastrophic conditions have been forecast for Sydney.