IDW10100
Australian Government Bureau of Meteorology
Western Australia

Western Australia Forecast
Issued at 1:30 pm WST on Monday 20 April 2026
for the period until midnight WST Friday 24 April 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 trough is moving inland across the Pilbara as ridge develops about the
Gascoyne coast, extending to the Kimberley west coast. The trough will move
back closer to the Pilbara coast on Wednesday once the ridge moves away. A
cloud band will develop later in the week across the Pilbara.

Weather Situation – Southern and Central Western Australia
A strong cold front will reach the South West Capes late in the afternoon or
early evening, moving across the South West Division tonight before weakening
on Tuesday. Meanwhile, a trough extending from the Gascoyne to the eastern
South West Land Division is moving east and will move to the Goldfields and
Interior on Tuesday. Following a brief ridge over southern WA later Tuesday
into Wednesday, a second moderate cold front will move across the southwest on
Thursday.

Forecast for the rest of Monday 20 April
Showers and thunderstorms in the northern Kimberley. Gusty showers and
thunderstorms over the southern and central Goldfields, eastern parts of the
South West Land Division and western Eucla. Showers about the Southwest Capes,
becoming frequent and spreading to south of a line Geraldton to Bremer Bay in
the late afternoon and evening with the chance of gusty thunderstorms. Damaging
wind gusts possible with frontal passage in the evening about the southwest
coast and adjacent inland, as well as in the southern Goldfields, South East
Coastal and western Eucla districts. Windy south of the Kimberley.

Forecast for Tuesday 21 April
Isolated showers and thunderstorms over northern and western Kimberley. Showers
over the South West Land Division and Gascoyne coast south of Cape Cuvier,
contracting to the south coast by the afternoon. Chance of an early gusty
thunderstorm with possible damaging winds south of a line Rottnest Island to
Bremer Bay. Chance of showers and gusty thunderstorms over the eastern parts of
the South East Coastal district, far southeast Gascoyne, Goldfields, Eucla and
adjacent South Interior. Windy over southern WA, western Gascoyne and southwest
Pilbara.

Forecast for Wednesday 22 April
Isolated showers and thunderstorms across the northern Kimberley. Chance of a
shower and thunderstorm south of a line Harvey to Walpole in the afternoon and
evening. Becoming windy about the southwest coast.

Forecast for Thursday 23 April
Isolated showers and thunderstorms across the northern Kimberley. Chance of a
shower about northwest Gascoyne and southwest Pilbara. Showers and possible
thunderstorms over the South West Land Division, southern Gascoyne, southern
and central Goldfields and western Eucla. Windy at times over southern WA.

Forecast for Friday 24 April
Showers and isolated thunderstorms across southwest Kimberley, Pilbara,
Gascoyne, inland eastern parts of the South West Land Division, Goldfields,
Eucla and western South Interior. Showers over the remainder of the South West
Land Division. Windy over eastern WA.

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

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