The blaze has destroyed at least 86 homes and has burned almost 11,000 hectares in total.
The region is still on high alert with strong wind gusts of up to 90 km/h expected on Saturday afternoon. People who go into the fire-affected area with a permit really need to be mindful of the affect of that wind on trees and branches and the like, that may have been weakened by the fire, Commissioner Klemm said.
The remains of a house destroyed by a bushfire is seen on Dinsdale Road, Gidgegannup in Perth.
AAP
The downgrading from an emergency warning to a watch and act alert occurred on Saturday just after 10am AWST. It applies to Avon Valley National Park, Brigadoon, Bullsbrook, Gidgegannup, Upper Swan and Walyunga National Park.
A heartbreaking photo taken by a firefighter moments after saving a property sums up the exhaustion felt by Australia s brave emergency service men and women currently battling the blazes in Perth.
Mick Dybac captured the raw black and white shot of fellow Daglish Senior Firefighter David Ellis after the pair managed to salvage a property from the devastating Wooroloo bushfire.
The image personifies the weariness felt by firefighters who have endured the past four days of catastrophic fire, where almost 100 homes have been lost amid winds of almost 80kms per hour.
As Mr Ellis reflects on his heroic deeds, he can be seen placing his hands on his knees, with a fire hose and helmet nearby.