IDW10100
Australian Government Bureau of Meteorology
Western Australia

Western Australia Forecast
Issued at 4:30 pm WST on Saturday 16 August 2025
for the period until midnight WST Wednesday 20 August 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 firm ridge across the south of the state directs a dry southeast surge across
the north. The surge will begin to weaken from early next week as a trough
develops near the Pilbara west coast and moves inland ahead of a cold front
moving across southern WA during the middle of next week.

Weather Situation – Southern and Central Western Australia
A firm ridge over southern WA will start to move east as a weak trough develops
near the west coast on Sunday. A patchy cloud band will extend across the
southwest during Sunday and Monday. A significant cold front will move over
southwestern parts of the state on Tuesday, and across remaining southern WA on
Wednesday.

Forecast for the rest of Saturday 16 August
Slight chance of a shower about the eastern coastal fringe of the South East
Coastal district. Mostly clear over the State.

Forecast for Sunday 17 August
Light showers about the coast east of Esperance. Morning frost possible over
the southern Interior, southern Goldfields, inland Eucla, and eastern inland
parts of South West Land Division. Morning fog possible over southern coastal
districts and southern Goldfields. Windy across the North Interior, Kimberley,
Pilbara and Gascoyne.

Forecast for Monday 18 August
Chance of light showers over southern and eastern parts of the South West Land
Division and southern Goldfields. Chance of morning fog about the far northern
Gascoyne coast and west Pilbara coast. Windy in the morning across the northern
Interior, southern Kimberley, eastern Pilbara and adjacent Gascoyne.

Forecast for Tuesday 19 August
Squally showers southwest of a line Jurien Bay to Esperance, extending north
and east to remaining parts of the South West Land Division during the
afternoon, and reaching the southern Gascoyne and southwest Goldfields during
the evening. Gusty thunderstorms with moderate falls possible over western
parts of the South West Land Division. Chance of morning fog about the Gascoyne
coast and west Pilbara coasts. Windy across much of the state south of northern
Kimberley.

Forecast for Wednesday 20 August
Showers over the South West Land Division, Gascoyne, Goldfields, western
Pilbara and western Eucla. Gusty thunderstorms possible over eastern parts of
the South West Land Division, southeast Gascoyne, Goldfields and adjacent
western Eucla. Chance of morning fog about western and coastal parts of the
Pilbara. Windy across much of the state south of northern Kimberley.

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

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