Forecast issued at 4:30 pm WST on Friday 27 November 2015.
Northern Western Australia
A broad area of low pressure lies through the inland Pilbara and across the North Interior. A low pressure system will deepen over the Northern Interior from Sunday and extend a trough through the inland Pilbara.
Southern and Central Western Australia
A ridge of high pressure lies to the south of the State and a surface trough extends from the Gascoyne towards the southwest. The trough will move eastwards over the weekend as a new ridge of high pressure builds over the south of the State.
Forecast for the rest of Friday
Showers and thunderstorms over most of the State.
Saturday 28 November
Showers and thunderstorms over the Kimberley, eastern Pilbara, Interior, Goldfields, Eucla and eastern parts of the South West Land Division. Showers along the western south coast.
Sunday 29 November
Showers and thunderstorms over eastern parts of the State. Some light showers along the south coast and also near the Central West coast.
Monday 30 November
Showers and thunderstorms over the Kimberley and Interior. Showers along the south coast and also near the Central West coast during the morning.
Tuesday 1 December
Showers and thunderstorms over the Kimberley, Interior and northeast Gascoyne. Some light morning showers along the south coast east of Albany. Windy through the Interior, Gascoyne and northern Goldfields during the morning.
The next routine forecast will be issued at 4:45 am WST Saturday.