A severe weather warning has been issued for Mandurah and the South West region.
Thunderstorms and showers may produce damaging winds averaging 60 to 70 km/h, with gusts expected to reach 100 km/h which could cause damage to homes and property.
It is expected the cold front will reach the Mandurah area from about 5pm on Friday, and small hail is likely.
Locations which may be affected include Albany, Bunbury, Busselton, Katanning, Mandurah, Manjimup, Margaret River, Mount Barker, Narrogin, Northam, Perth and Yanchep.
The Department of Fire and Emergency Services advises that people should:
* If outside find safe shelter away from trees, power lines, storm water drains and streams.
* Close your curtains and blinds, and stay inside away from windows.
* Unplug electrical appliances and do not use land line telephones if there is lightning.
* If boating, swimming or surfing leave the water.
* Be alert and watch for hazards on the road such as fallen power lines and loose debris.
* Keep away from flooded drains, rivers, streams and waterways.
* Be careful of fallen trees, damaged buildings and debris.
* Be careful of fallen power lines. They are dangerous and should always be treated as live.
* Assess your home, car and property for damage.
* If damage has occurred take photos and contact your insurance company to organise permanent repairs.
* If your home or property has significant damage, like a badly damaged roof or flooding, call the SES on 132 500.
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