Australian Government Bureau of Meteorology
Western Australia

Western Australia Forecast
Issued at 4:45 am WST on Monday 18 September 2023
for the period until midnight WST Thursday 21 September 2023.

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 northeast flow across the Kimberley is weakening as a ridge through central
Australia pulls away. A weak trough over the Pilbara will extend through the
South Interior and the Kimberley during the week.

Weather Situation – Southern and Central Western Australia
A high pressure ridge is extending east along the southern districts. A weak
cold front will move east across the Bight today and bring light showers to the
far southwest over the next couple of days. Meanwhile, a weak trough extending
from the eastern Gascoyne, across the Goldfields to the South Interior will
move north, out of the area by mid week.

Forecast for the rest of Monday 18 September
Showers developing southwest of Rockingham to Mount Barker to Bremer Bay.
Isolated showers and thunderstorms over southeast Goldfields and Eucla. The
chance of dry thunderstorms through the northern and central Goldfields,
adjacent South Interior and far southeast Gascoyne. Patchy morning frost over
the Great Southern and southern parts of the Central Wheat Belt. Morning fog
possible across southwest Kimberley and adjacent Pilbara. Windy about the
Gascoyne coast.

Forecast for Tuesday 19 September
Few light showers southwest of Jurien Bay to Lake Grace to Israelite Bay, more
frequent about the southwest coast. Morning fog possible across southwest
Kimberley and adjacent Pilbara, and Eucla.

Forecast for Wednesday 20 September
Few light showers over the southern coastal districts. Chance of morning fog
over southwest Kimberley.

Forecast for Thursday 21 September
Partly cloudy over the South West Land Division, mostly sunny elsewhere. Windy
at times during the day through the central districts.

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

  • Calls to 1300 numbers cost around 27.5c incl. GST, higher from mobiles or
    public phones.

Copyright Commonwealth of Australia 2011, Bureau of Meteorology (ABN 92 637 533
532). Users of these web pages are deemed to have read and accepted the
conditions described in the Copyright, Disclaimer, and Privacy statements