Lismore's CBD as viewed from a drone on Saturday morning as ex-tropical cyclone Alfred hovers off Australia's east coast. Vision: Nick Moir

Aerial footage has shown the extent of flooding in the NSW town of Lismore.

Heavy rains have wreaked havoc in parts of Johannesburg, damaging infrastructure and completely submerging low-lying bridges.

Residents in north-east NSW are being told to leave or risk being stranded as hundreds of millimetres of rainfall are forecast to fall as the category...

Residents in north-east NSW are being told to leave or risk being stranded as hundreds of millimetres of rainfall are forecast to fall as the category...

The Herald’s chief photographer Nick Moir was driving towards Lismore when he came across the accident involving two Australian Defence Force...

The Herald’s chief photographer Nick Moir was driving towards Lismore when he came across the accident involving two Australian Defence Force...

The Lismore region is preparing for Major Flooding ahead of Cyclone Alfred.

In Lismore, it is another nervous night ahead with residents warned of major flooding to come.

In Lismore, it is another nervous night ahead with residents warned of major flooding to come.