A bushfire ‘watch and act’ alert was issued for an unpredictable blaze burning in Gnangara.
The Department of Fire and Emergency Services issued the warning just after 5pm on Saturday.
The alert was in place for people bounded by Ross Street to the north, Sydney Road to east, Lakelands Drive to the south and Badgerup Road to the west in the western part of Gnangara in the City of Wanneroo.
The fire started near Golfview Place.
DFES said there was a possible threat to lives, but the alert was downgraded at 5.46pm.
For up to the minute information visit: Emergency.wa.gov.au