Homes in part of south-east Queensland are under threat from a fast-moving, out-of-control bushfire with residents told to finalise their plans and be prepared to evacuate.

Queensland Fire and Emergency Services issued an initial warning at 2.30pm and several updates for residents in Teelah, about 160 kilometres north-west of Brisbane, with the latest "watch and act" warning announced at 8:30pm Saturday.

FILE IMAGE: Fire bans are in place across many parts of south-east and Queensland as several fires continue to burn.

The most recent warning said an unpredictable fire is travelling in a north-east direction towards Teelah, expected to impact Old Esk Road about 6:35pm.

"The fire could have a significant impact on the community," the QFES warning said.