IDW10100
Australian Government Bureau of Meteorology
Western Australia

Western Australia Forecast
Issued at 1:30 pm WST on Saturday 17 October 2026
for the period until midnight WST Wednesday 21 October 2026.

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 broad trough lies across inland parts of the Interior, moving east today. A
ridge extends over the Gascoyne from tomorrow until the next trough develops
along the Pilbara coast on Monday. The trough then extends south over the
inland Gascoyne during the start of the week, before moving east on Wednesday.

Weather Situation – Southern and Central Western Australia
A cold front lingers off the southwest coast today, moving through with a
second front early tomorrow. Over southeastern parts a trough will dominate the
weather over the weekend. A ridge builds in the wake of the cold fronts, ahead
of another cold front approaching the south coast on Tuesday, crossing during
Wednesday.

Forecast for the rest of Saturday 17 October
Showers and possible thunderstorms over the northern and eastern Kimberley,
eastern Interior, Goldfields, Eucla and eastern parts of the South West Land
Division. Showers developing southwest of a line from Lancelin to Albany,
becoming more frequent in the South West district during the evening.

Forecast for Sunday 18 October
Showers and possible thunderstorms over much of the Kimberley, the eastern and
southern Interior, southern Goldfields, Eucla and South East Coastal districts,
mainly in the afternoon and evening. Showers over southern and western parts of
the South West Land Division and the far southwest Gascoyne. Windy through the
Eucla and South Interior.

Forecast for Monday 19 October
Showers and possible thunderstorms over the northern and eastern Kimberley and
eastern Interior. Chance of a thunderstorm over the inland Pilbara and
northeast Gascoyne. Light showers possible about coastal parts of the South
West Land Division south of Mandurah.

Forecast for Tuesday 20 October
Showers and possible thunderstorms over the northern and eastern Kimberley, the
Interior, southern Pilbara, northeast Gascoyne and far northern Goldfields.
Chance of a light shower over the South West district. Possible morning fog in
the South East Coastal district.

Forecast for Wednesday 21 October
Showers and possible thunderstorms over much of the Kimberley, the Interior,
southeast Pilbara, northeast Gascoyne, northern Goldfields and eastern Eucla.
Showers developing southwest of a line Jurien Bay to Bremer Bay during the day.
Possible morning fog over inland western parts of the South West Land Division.

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

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