SOUTHBOUND traffic on Mandurah Road in Baldivis has been diverted off to Kerosene Lane due to fire in Rockingham Lakes Regional Park.
The Department of Emergency Services has issued a bushfire advice for people in Bertram, Wellard and Baldivis.
DFES warn some roads may be closed and motorists are asked to avoid the area, reduce speed and drive carefully due to smoke.
Fire crews are on the scene.
Go to dfes.wa.gov.au, call 13 DFES (13 3337), follow DFES on Twitter @dfes_wa for updates.