IDW10100
Australian Government Bureau of Meteorology
Western Australia

Western Australia Forecast
Issued at 1:30 pm WST on Monday 19 October 2026
for the period until midnight WST Friday 23 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 ridge protrudes over the Gascoyne with a trough located in the east,
extending toward the Pilbara coast. A cloud band is forming over the Gascoyne
and Pilbara, and will extend out over the Interior on Tuesday before clearing
on Wednesday.

Weather Situation – Southern and Central Western Australia
A ridge lies over the southern half of WA, with a series of cold fronts
forecast to brush past the southwest coast during the week. A trough will
develop over the Goldfields from Wednesday afternoon, before moving east on
Thursday as a cold front sweeps through the Bight.

Forecast for the rest of Monday 19 October
Showers and possible thunderstorms over the northern and eastern Kimberley and
northeastern Interior. Chance of a gusty thunderstorm over the inland Pilbara
and northeast Gascoyne. Very hot over the Kimberley.

Forecast for Tuesday 20 October
Showers and possible gusty thunderstorms over much of the Kimberley, Interior,
west and inland Pilbara, Gascoyne, and northern Goldfields. Possible morning
frost in the far northwestern Great Southern. Windy over the Interior and
adjacent Pilbara. Very hot over the southern and eastern Kimberley.

Forecast for Wednesday 21 October
Showers and possible thunderstorms over much of the Kimberley, Interior, far
southeast Pilbara, far northeast Gascoyne and northern Goldfields. Showers
developing southwest of a line from Lancelin to Bremer Bay during the day.
Possible morning fog over inland western parts of the South West Land Division.
Windy over the southern South West Land Division, and in the morning over the
Interior. Very hot in the inland southwestern and northeastern Kimberley.

Forecast for Thursday 22 October
Showers and possible thunderstorms over much of the Kimberley, eastern
Interior, and far eastern Eucla. Showers southwest of Kalbarri to Israelite
Bay, retracting towards the south and southwest coasts later in the morning.

Forecast for Friday 23 October
Showers and possible thunderstorms over the north and east Kimberley, Interior,
northern Eucla, and far eastern Goldfields. Showers over the western and
southern South West Land Division and southern parts of the Goldfields and
Eucla districts, retracting to the south coastal districts by afternoon. Windy
evening over the Eucla.

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

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