A smoke alert has been issued for Pinjarra, Coolup and surrounding areas in the Shire of Murray.
The smoke is due to a prescribed burn east of North Dandalup.
It's expected to clear overnight.
Residents are advised to shut doors and windows and turn off air-conditioners.
Detectives release CCTV after four cars firebombed in Greenfields, Dudley Park
Detectives have released CCTV footage as they continue to investigate four firebombings in Greenfields and Dudley Park last month.
Pop trio Sheppard to headline New Year's Eve celebrations in Rockingham
Internationally acclaimed pop group, Sheppard, have been announced as the headliner of New Year's Eve celebrations in Rockingham.
Man charged over alleged stabbing of teen near Rockingham Train Station
A 19-year-old man has been charged over the alleged stabbing of a teenager near the Rockingham Train Station.
Western Foreshore development: State Government community feedback period now open
The next stage of the proposed Western Foreshore development is now underway.
Southern suburbs man claims $2.5 million Lotto win
A man who purchased a winning Lotto ticket in Bertram has come forward to claim his $2.5 million prize.
Wanted man possibly in Mandurah or Rockingham areas
Mandurah Detectives are asking for the public's help to locate a 27-year-old man who is wanted over an ongoing investigation.
Big fines for three fisherman caught with too many mullet, undersized crabs
Three men have been slapped with fines in the Mandurah Magistrates Court this week over separate fishing offences in the Peel region.
Brand new six-storey hospital to replace Peel Health Campus
The State Government's announcement of a new six-storey hospital in Mandurah has been welcomed by the community.
Drug and Firearm Squad swarm Meadow Springs home
The Drug and Firearm Squad have descended on a home in Meadow Springs.