Perth Hills bushfire emergency warning remains as crews face more difficult conditions

Hundreds of firefighters have spent their fourth night battling an out-of-control bushfire raging north-east of Perth since Monday.

An emergency warning remains in place across a vast area.

The Department of Fire and Emergency Services (DFES) said many suburbs under threat yesterday were no longer at risk.

But residents in Clenton and Berry roads in Gidgegannup as well as people in Shady Hills estate and east Bullsbrook remain in immediate danger and need to take shelter.

Overnight there were more difficult conditions, with strong winds and gusts of up to 80 kilometres per hour in the fire zone.

But the wind has been consistently blowing from the east-south-east, allowing firefighters to focus their efforts on the north-western side of the…