It is the worst fire threat to the territory in nearly two decades, officials said.
The main blaze, in the territory's south, is burning over more than 18,500 hectares.
Residents in suburbs of Canberra have been urged to "remain alert" for potential evacuations.
ACT is now facing the worst bushfire threat since the devastating fires
of 2003," Chief Minister Andrew Barr told reporters on Friday.
"There's now no higher priority for the ACT government at this time than the bushfire threat."
The small territory, located between Sydney and Melbourne, has about 400,000 residents.
In 2003, bushfires in the suburbs of Canberra killed four people, injured another 500 and destroyed or damaged 470 homes.
Similar weather conditions were being recorded on Friday, authoriti...
The defence begins after Democrats wrapped up their presentation in the case for his removal on Friday.
congressmen who serve as prosecutors in the trial have laid out
meticulous evidence over three days that they said proved Mr Trump had
abused his power and obstructed Congress.
They alleged that he
pressured Ukraine to dig up political dirt on Joe Biden, a domestic
rival, and that he sought to hide the evidence from Congress, another
President Trump and senior Republicans claim Mr Biden and his son Hunter were involved in a corrupt business scheme in Ukraine.
Here's what happened this week, and what we can expect to see in the coming days, with the help of the BBC's Anthony Zurcher.
How the prosecution case unfolded