IDW10100
Australian Government Bureau of Meteorology
Western Australia

Western Australia Forecast
Issued at 1:30 pm WST on Monday 20 October 2025
for the period until midnight WST Friday 24 October 2025.

Warning Information
For latest warnings go to www.bom.gov.au, subscribe to RSS feeds, call 1300 659
210* or listen for warnings on relevant TV and radio broadcasts.

Weather Situation – Northern Western Australia
A trough extends from the east Pilbara into the Interior with a ridge forming
over the Gascoyne. The trough extends back towards the west Pilbara in the
middle of the week with the ridge pushing south.

Weather Situation – Southern and Central Western Australia
A cut-off low moves across the southwest today. A ridge will develop from
Tuesday and become the dominate feature on Wednesday.

Forecast for the rest of Monday 20 October
Showers over much of the State, with the exception of the western Pilbara,
Gascoyne, and far northeastern parts of the South West Land Division. Gusty
thunderstorms over eastern districts including the east Pilbara. Thunderstorms
also possible south of a line from Jurien Bay to Bremer Bay. Windy at times
over northwest WA.

Forecast for Tuesday 21 October
Showers and possible thunderstorms over the Kimberley, Interior, Eucla, far
eastern Goldfields, and South East Coastal districts. Isolated showers over
remaining central and southern parts of the South West Land Division and
southern Goldfields, clearing during the afternoon. Possible morning fog over
inland northern parts of the Central West. Windy over the southeast of the
State.

Forecast for Wednesday 22 October
Showers and possible thunderstorms over the Kimberley, north and central
Interior, southeast Pilbara, northeast Gascoyne and far northern Goldfields.
Isolated, mostly morning showers over southern coastal parts. Morning fog and
frost possible over inland southern parts of the South West Land Division.
Windy over central parts of the state in the morning.

Forecast for Thursday 23 October
Showers and possible thunderstorms over the Kimberley, Interior, inland
Pilbara, northeast Gascoyne, northeast and southern Goldfields, Eucla and
southeastern parts of the South West Land Division. Isolated showers over
remaining coastal and southern parts of the South West Land Division. Morning
fog possible over the Southwest District and adjacent parts of the Great
Southern and Lower West. Windy over central and southeastern parts of the State.

Forecast for Friday 24 October
Showers over most of the State, excluding the west Pilbara, much of the
Gascoyne, northeastern parts of the South West Land Division, and the
Goldfields. Possible thunderstorms over inland parts of the Kimberley and
Pilbara, Interior, far east Eucla, and northeast Gascoyne. Windy over much of
the State except for the Kimberley and northern Interior.

The next routine forecast will be issued at 1:45 am WST Tuesday.

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