Source: Bureau of Meteorology
For people in Lower West, South West, South Coastal and parts of Great Southern districts.
Issued at 3:18 pm Thursday, 28 May 2020.
Potential for severe weather over southwest parts of WA during Friday.
A cold front will move through southwest parts of WA during Friday morning and afternoon. A pool of cold air behind the front will move over the south coast on Friday evening. This front is not as strong as the weather system which moved through Perth and western parts of WA last Sunday and Monday.
DAMAGING WINDS, averaging 60 to 70 km/h with peak gusts to around 100 km/h are possible, particularly in coastal parts south of Mandurah, and could cause DAMAGE TO HOMES AND PROPERTY. DAMAGING WINDS are forecast to develop southwest of a line from Busselton to Walpole from about 5am Friday, extending to southwest of a line from Mandurah to Albany by around 8am and to Perth and Bremer Bay around midday.
Squally thunderstorms are likely with the passage of the front. Squally thunderstorms and small hail are possible, south of Bunbury to Katanning, behind the front on Friday evening.
HEAVY RAINFALL is possible with the passage of the cold front. Rainfall totals of 40 to 50mm are possible in the Perth hills and parts of the Southwest District.
Tides will be higher than expected between Yanchep and Mandurah. Tides between Mandurah and Albany are likely to rise ABOVE THE NORMAL HIGH TIDE MARK with VERY ROUGH SEAS and POTENTIAL FLOODING OF LOW-LYING COASTAL AREAS.
DAMAGING SURF CONDITIONS are possible which could cause BEACH EROSION about the Southwest Capes and along the south coast to Albany.
Locations which may be affected include Albany, Bunbury, Busselton, Katanning, Mandurah, Manjimup, Margaret River, Mount Barker, Narrogin and Perth.
This is typical weather for this time of the year this front is not as strong as the weather system which moved through Perth and western parts of WA last Sunday and Monday, but winds may cause damage to property and make road conditions hazardous.
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.
Source: Bureau of Meteorology