Forecast issued at 4:30 pm WST on Thursday 2 October 2014.
Northern Western Australia
A trough lies through the inland Kimberley and eastern Pilbara.
Southern and Central Western Australia
A deep trough lies through central parts of the State and will move east during Friday. A weak front will move over the South West District during Friday. A ridge of high pressure will lie over the south of the State during Saturday. On Sunday a strong cold front will move over the South West Land Division and the adjacent Gascoyne and Goldfields, with another ridge of high pressure forming over southern parts during Monday.
Forecast for the rest of Thursday
Showers and thunderstorms possible over far eastern parts of the South West Land Division, the Goldfields, southern Interior and the Eucla. Areas of drizzle in the Central West and Lower West districts.
Friday 3 October
Areas of morning drizzle over central parts of the South West Land Division. Showers and thunderstorms possible over the Eucla southern Interior. Showers southwest of a line Perth to Bremer Bay. Afternoon showers possible in the far northwest Kimberley.
Saturday 4 October
Morning showers over southern parts of the South West Land Division, with showers developing near the southwest Capes in the evening. Afternoon showers possible in the far northwest Kimberley.
Sunday 5 October
Showers extending across the South West Land Division, coastal and southern Gascoyne and the southern Goldfields during the day. Thunderstorms and moderate to heavy falls possible southwest of a line Mandurah to Bremer Bay. Very windy near the west and south coasts and through central and southeastern parts of the State. Afternoon showers possible in the far northwest Kimberley.
Monday 6 October
Showers in the South West Land Division and southern Goldfields contracting to the south coast during the morning.
The next routine forecast will be issued at 4:45 am WST Friday.