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Cyclone-Force Storm System Hits Western Australia, Brings Wintry Blast to East
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Guardian Australia5/30/2026Weather2 min readAustralia

Cyclone-Force Storm System Hits Western Australia, Brings Wintry Blast to East

Quick Look

  • A major storm system with cyclone-strength winds (up to 125km/h) is impacting Western Australia, bringing thunderstorms, flash flooding, and tornado risks.
  • The system will move east, delivering a wintry blast with cooler temperatures and snow in alpine areas by Monday-Tuesday.

AI-generated summary

Why It Matters

Early winter storm systems are common in the region but this one is deemed significant by the Bureau of Meteorology.

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A major storm system with cyclone-strength winds is impacting Western Australia, with warnings for destructive gusts, thunderstorms, and flash flooding. The system will move east, bringing a wintry blast to South Australia and Victoria by Monday-Tuesday, with potential snow in alpine areas.

Residents in WA’s south-west were advised to prepare for gusts exceeding 125km/h from Saturday evening, with the Bureau of Meteorology noting the system’s significance.

The storm may herald the start of winter but long-term forecasts suggest a warmer-than-average season due to potential El Niño development.

What to Watch

AI outlook — possibilities, not facts

  • Increased risk of flash flooding in Western Australia on Saturday-Sunday

    Likely · Within days

  • Wintry blast to impact South Australia and Victoria by Monday-Tuesday

    Very likely · Within days

Open Questions

  • Exact timing of the wintry blast in each affected area

Related Topics

This article was originally published by Guardian Australia.

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