IDW10100
Australian Government Bureau of Meteorology
Western Australia

Western Australia Forecast
Issued at 4:30 pm WST on Friday 19 September 2025
for the period until midnight WST Tuesday 23 September 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 moves east out of the North Interior tonight. A ridge developing
behind this trough will bring an east to southeasterly surge through the
Interior, Pilbara and Kimberley over the weekend, and will dominate weather
pattern into next week.

Weather Situation – Southern and Central Western Australia
A ridge extends near the south coast from a high pressure system to the west.
The high will move south of the State next week with a weak trough forming
along the west coast.

Forecast for the rest of Friday 19 September
Cloudy over the South West Land division and Eucla, with light showers mainly
near the coast.

Forecast for Saturday 20 September
Light showers over south coastal districts, contracting to the coastal fringe
by early afternoon and clearing by evening. Possible morning fog over inland
parts of the south coastal districts, Great Southern and southern Goldfields.
Warm over the western Gascoyne. Fresh and gusty winds in the morning over the
eastern Pilbara, southern Kimberley and North Interior.

Forecast for Sunday 21 September
Light showers over the South East Coastal district and southern Eucla, clearing
by mid-afternoon. Slight chance of a shower in the far north and northeastern
Kimberley, most likely in the afternoon. Possible morning fog over inland parts
of the south coastal districts, Great Southern and far southern Goldfields.
Warm over the western Gascoyne and western South West Land Division. Fresh and
gusty winds in the morning over the central and eastern Pilbara, southern
Kimberley, North Interior and western Gascoyne.

Forecast for Monday 22 September
Chance of a shower along the Eucla coast in the early morning, and in the far
north and northwestern Kimberley in the afternoon. Possible morning fog over
inland parts of the south coastal districts, Great Southern and southern
Goldfields. Warm over the western Gascoyne and western South West Land
Division. Fresh and gusty winds over the Pilbara, Gascoyne, Interior and
southern Kimberley.

Forecast for Tuesday 23 September
Mostly sunny conditions across the State with the chance of a shower over the
far northwest Kimberley in the afternoon. Warm over the western Gascoyne and
central and western South West Land Division. Fresh and gusty winds over the
Pilbara, Gascoyne, Interior and southern Kimberley.

The next routine forecast will be issued at 4:45 am WST Saturday.

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