Forecast issued at 4:45 am WST on Friday 27 February 2015.
Northern Western Australia
A trough lies across inland parts of the Pilbara and Kimberley.
Southern and Central Western Australia
A broad trough of low pressure lies inland from the west coast and will move east during Friday ahead of a weak cold front that will brush the south coast. Cooler conditions across the southwest of the State following the front as a ridge of high pressure develops from the west with a trough deepening near the west coast during Sunday and Monday.
Forecast for the rest of Friday
Showers over southern coastal parts of the South West Land Division with thunderstorms in the east. Showers and thunderstorms over most remaining parts of the State, apart from the western Gascoyne and western Pilbara.
Saturday 28 February
Showers and thunderstorms over the northern half of the State with heavy falls possible. Showers near the south coast and Eucla coast.
Sunday 1 March
Showers and thunderstorms over the northern half of the State, the Gascoyne, Goldfields and northern South West Land Division, extending to central and southeastern parts of the South West Land division during the afternoon and evening.
Monday 2 March
Showers and thunderstorms over the northern half of the State, the Gascoyne Goldfields and far northern and eastern South West Land Division, clearing from the southern Goldfields and eastern South West Land Division during the morning. Showers near the south coast west of Albany, extending east to Esperance by evening.
The next routine forecast will be issued at 4:30 pm WST Friday.