IDW10100 Western Australia Forecast

Australian Government Bureau of Meteorology
Western Australia

Western Australia Forecast
Issued at 4:45 am WST on Thursday 6 August 2020
for the period until midnight WST Sunday 9 August 2020.

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

Weather Situation – Northern Western Australia
A ridge of high pressure is developing over the southwest of the state and will
strengthen further on Thursday and Friday as it drifts eastwards. A cold front
will approach the far western Pilbara later on Saturday. This front is then
expected to move through the Pilbara on Sunday and is an unusual feature for
this part of the state.

Weather Situation – Southern and Central Western Australia
A low pressure system lies just to the southeast of the state with a trough
extending into the Eucla. A high pressure system will move south of the state
during Thursday and Friday, with an onshore flow persisting over southern
parts. A significant cold front will approach the west coast later on Saturday,
moving over all parts of the South West Land Division and into the western
Goldfields by the evening on Sunday.

Forecast for the rest of Thursday 6 August
Showers about southern and eastern parts of the South West Land Division,
Eucla, southern and eastern Goldfields and the South Interior. Possible morning
thunderstorms about the far southern Interior and the eastern Eucla.

Forecast for Friday 7 August
Showers about southern parts of the South West Land Division, Eucla, southeast
Goldfields and South Interior. Light falls inland. Morning frost possible
through the Great Southern and Central Wheat Belt.

Forecast for Saturday 8 August
Morning frost through the southern Goldfields, adjacent Southeast Coastal,
northern Eucla and southern Interior. Showers about the south coast extending
into inland parts of the Eucla for a period during the morning. Possible
thunderstorms about the Eucla coast during the morning. Patchy rain developing
over western parts of the South West Land Division and the western Gascoyne
during the evening.

Forecast for Sunday 9 August
Rain increasing over western parts of the State, initially near the west coast
in the early morning, extending through to be west of a line from Barrow Island
to Eyre by midnight. Very windy conditions with blowing dust through the inland
Gascoyne, Central Wheat Belt and western Goldfields ahead of the rain.
Thunderstorms possible southwest of Geraldton to Albany in the afternoon and
evening. Widespread rainfall of 30 to 50 mm with isolated rainfall totals of 80
mm about western parts of the South West Land Division and coastal parts of the

The next routine forecast will be issued at 4:30 pm WST Thursday.

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