The fire coincided with a five day lockdown of the Perth metropolitan region that started at 6pm on 31 January, due to a case of COVID-19 outside of hotel quarantine.

[8] DFES reported at 11 pm that 4,146 ha (10,240 acres) of land had burnt and issued emergency warnings for Gidgegannup, Brigadoon, Upper Swan and Bullsbrook.

[7] The Department of Fire and Emergency Services (DFES) was advising that 80 per cent of properties in Tilden Park, Gidgegannup had been lost.

[15] In the morning, residents of the Shady Hill estate, and the outskirts of east Bullsbrook, were urged to have their bushfire plans in place.

[8] In the area northwest of Gidgegannup and east of Walyunga National Park, anyone remaining could no longer leave and were told to defend in place.

[8] At the end of the day, 10,000 ha (25,000 acres) had been burnt and 300 firefighter and 20 aircraft involved in the effort to slow the blaze with and a second large tanker was due from NSW.

[19] Police Commissioner Chris Dawson dismissed rumours that the fire had been started by fireworks or a meth lab.

[20] There were two reports of thefts at evacuated homes, one in Aveley and the other in Red Hill which the police commissioner regarded as burglary, not looting.

[16] WA Department of Primary Industry and Regional Development provided twelve vets to take care of any injured animals brought into the fire control centre.

[16] Federal Minister for Emergency Management David Littleproud announced disaster relief payments for people who lost their homes, with Centrelink to provide $1,000 per adult and $400 per child from Thursday 4 February.

[21] The bushfire has also disrupted rail traffic on this date from Northam, Kalgoorlie, and Merredin, with the AvonLink, Prospector, and MerredinLink services cancelled and replaced with coaches from those towns to Perth and surrounding suburbs.

[22][23][24] 500 firefighters had worked through the night defending Avon Ridge Estate and Shady Hills with strong east-south-easterly winds.

[8] Temperatures cooled to 28 °C (82 °F) with stable winds east to south-easterly in the fire area, but gusts were expected up to 70 km/h (43 mph) in the evening.

Shady Hills estate, east of Bullsbrook and parts of Gidgegannup were again advised it was too dangerous to leave and if they remained should shelter in place.

[27] The Australian Red Cross said numbers continued to drop at the evacuation centres as evacuees found other accommodation.

[27] Firefighters were monitoring weather conditions for the weekend as rain was forecasted by the Bureau of Meteorology for Saturday and Sunday and this could bring some relief.

[27] The emergency warning area was reduced overnight, with the areas under threat reduced to ten locations and included parts of Avon Valley National Park, Belhus, Brigadoon, Bullsbrook, Ellenbrook, Gidgegannup, The Vines, Upper Swan and Walyunga National Park in the City of Swan.

[30] No further homes were lost overnight as the 200 firefighters battled the bushfire on its northern front with strong east-south-easterly winds and gusts of up to 80 km/h (50 mph).

[29] Assessors started to walk 240 km (150 mi) of roads and tracks to access the burnt trees at the roadsides to see what dangers needed to be addressed to allow them to be opened to ordinary traffic.

[34] DFES Commissioner Darren Klemm announced that the firefighters had contained the bushfire and that they were downgrading it to an advice level only.

[36] Light rain began during the day as a low moved south down the coast of Western Australia with winds of 50-60 km/h was forecast into the evening, with between 20 and 40mm expected over the fire site on Saturday and Sunday.

[35] Roads were reopened in the areas of Brigadoon, Meadowbrook Ramble, Bullsbrook and Shady Hills with no permits required.

[38] Fire Commissioner Klemm said, even though contained and controlled, continued to monitor the bushfire area as temperatures were expected to rise in the forthcoming week.

[4] Starting at 6pm on 31 January 2021, the Perth metropolitan, Peel and South West regions went into a five day lockdown as a result of a hotel quarantine security guard testing positive to the British variant of COVID-19.

"[42][43] Firefighters followed COVID-19 Safe Operations Guidelines, prepared by DFES to manage the risk of responding to an emergency during an outbreak.

[45] Rio Tinto CEO Ivan Vella announced that his organisation was donating $2 million to aid recovery initiatives.

[47] HIF has pledged $25,000 while the WA Chamber of Minerals and Energy CEO Paul Everingham said they were prepared to commit $2.5 million.

[47] Andrew Forrest's Minderoo Foundation had partnered with the Salvation Army to provide emergency shelters and food, as well as a means of making financial donations.

[4] On 13 August 2021, the state government launched an inquiry into the bushfire, led by the Australasian Fire and Emergency Services Authorities Council.