Source: Bureau of Meteorology

For people in Lower West and parts of Central West, South West and Great Southern districts.

Issued at 10:16 pm Saturday, 1 June 2024.

LOCALLY INTENSE RAINFALL POSSIBLE IN A LINE OF THUNDERSTORMS APPROACHING SOUTHWEST WA INCLUDING PERTH.

Weather Situation: A vigorous cold front is slowly approaching the West Coast, with heavy and isolated intense rainfall and very gusty thunderstorms expected to sweep across much of the southwest tonight

VERY DANGEROUS THUNDERSTORMS are likely to produce intense rainfall that may lead to dangerous and life-threatening flash flooding, damaging winds and large hailstones in the warning area over the next several hours. Locations which may be affected include Mandurah, Perth, Gingin, Lancelin, Scarborough 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 there is flooding, create your own sandbags by using pillow cases filled with sand and place them around doorways to protect your home.
* If boating, swimming or surfing leave the water.
* Do not drive into water of unknown depth and current.
* Slow down and turn your headlights on.
* Be alert and watch for hazards on the road such as fallen power lines and loose debris.
* If it is raining heavily and you cannot see, pull over and park with your hazard lights on until the rain clears.