Source: Bureau of Meteorology
For people in South West and parts of Lower West and South Coastal districts.
Issued at 8:55 am Sunday, 7 February 2021.
A low pressure system is moving southwards off the west coast and is bringing heavy rainfall and abnormally high tides with damaging winds possible.
Weather Situation: At 8:00am WST Sunday 7 February, a low pressure system was located 200 kilometres northwest of Perth and moving southwards. It is expected to pass along the Perth coast Sunday evening before crossing the southwest overnight Sunday and then continuing south of the State during Monday morning.
HEAVY RAINFALL is currently occurring over the South West district and the adjacent Lower West. Daily totals of 30 to 60 millimetres are forecast for the South West district with isolated falls up to 100 millimetres possible. Once the Low has moved south of an area rainfall will ease.
Tides could be higher than predicted along the west coast between Jurien Bay and Cape Naturaliste. In these areas tides may rise ABOVE THE NORMAL HIGH TIDE MARK with ROUGH SEAS.
Fresh and gusty easterly winds will continue south of the low and may produce DAMAGING WINDS with peak gusts to 100 kilometres per hour on and to the west of the Darling Scarp during Sunday morning. As the Low moves past, winds will shift north then northwesterly. Once the Low passes to the south of an area winds will ease.
Flood Watches and Warnings are current for river catchments across the Kimberley, Pilbara, Gascoyne and Central West Districts. Please refer to http://www.bom.gov.au/wa/warnings/ for further details.
Locations which may be affected include Bunbury, Busselton, Collie, Manjimup, Margaret River, Augusta, Dunsborough, Harvey and Walpole.
Severe weather is no longer occurring north of Mandurah (including the Perth Metropolitan area) and the warning for this area is CANCELLED.
Heaviest rainfall from 9:00am WST Saturday to 8:00am WST Sunday:
Lancelin East 85mm
Hill River Springs 80mm
Jurien Bay 61mm
Warradarge East 61mm
Highest wind gusts recorded since 11:00pm WST Saturday:
Gooseberry Hill recorded a wind gust of 100 km/h at 12:09am WST Sunday.
Bickley recorded a wind gust of 94 km/h at 11:27pm WST Saturday.
Pearce RAAF Base recorded a wind gust of 87 km/h at 11:43pm WST Saturday.
This is a rare weather event for people in the southwest of WA.
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