A large scrub fire that endangered buildings in Taupo yesterday has been extinguished.

Police are investigating two suspected arsons in Dunedin overnight.

It's been 18 days of hard, heavy and "filthy dirty" work, but the Kiwi firefighters deployed to help battle the Tasmanian bushfires are on their way home.

A scrub fire in Taupo which endangered buildings in the area this afternoon appears to have been deliberately lit.

A Welcome Bay resident who lit a non-permitted fire on his property which quickly got out of control at the weekend could be prosecuted or have to pay the bill for putting the fire out.

Firefighters have extinguished a large vegetation fire on Great Barrier Island overnight.

Fireworks are believed to have been responsible for a large fire in the crater of Auckland's Mt Eden early this morning.

Skies around the country have been looking noticeably more hazy orange and bronze-coloured in the past few days as smoke from Australia's scorching bushfires reaches us.

A young woman raced into a smoke-filled corridor to warn neighbours about the fire engulfing their downtown Auckland apartment building after the smoke alarm system failed to go off.

Australia's hopes are now focused on the monsoon finally forming over the north of the continent as more homes were lost to furious fires raging in above-40s temperatures and powerful hot winds yesterday.

Two minutes longer and a fire that destroyed a garage and small flat in Papamoa could also have claimed the lives of four children.

Ozzy Osbourne singed his hair and injured his hand trying to put out a fire in his Beverley Hills home.

Firefighters have battled two Christchurch house fires overnight - one of them considered suspicious.

A Kawakawa family is living in temporary accommodation after a New Year's Eve fire sparked by a falling power line left their home uninhabitable.

Three Napier brothers ran through a shower of hot, falling ash to wake neighbours and rescue an elderly woman from her burning home.

Northland firefighters helping battle devastating bushfires in Tasmania have had to deal with another natural phenomenon - an earthquake.

Farmers and landowners of "tinderbox dry" land on the outskirts of Christchurch should soon receive a reprieve with rain due to sweep in tomorrow.

A cool change has brought relief to NSW Rural Fire Service officers fighting bushfires across the state, however, about 30 fires remain uncontained.

Tinder-dry conditions in Canterbury mean fire crews are remaining on high alert.