Severe Weather Warning for Damaging Winds in Western Australia's South West
This alert is no longer in effect.
BOM issued it on April 20, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this BoM weather warning directly from BOM's official public data feed. See our methodology for full source attribution and refresh cadence.
The Bureau of Meteorology has issued a Severe Weather Warning for damaging winds up to 100 km/h affecting parts of Western Australia's South West, Lower West, and South Coastal districts from Monday evening.
Read this weather record in 30 seconds
- Record type
- Severe Weather Warning
- Affected area
- South West, Lower West and South Coastal districts, Western Australia
- Issued
- April 20, 2026
- Issuing authority
- BOM
The warning type, named area, and issue time define this record. Confirm all three against the original agency notice before treating it as current.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in South West, Lower West and South Coastal districts, Western Australia.
Alert Details
A Severe Weather Warning for damaging winds has been issued by the Bureau of Meteorology (BOM). It is effective from late Monday afternoon into evening, with the warning issued at 10:53 am AWST on Monday, 20 April 2026.
Affected Areas
The warning affects parts of the South West, Lower West, and South Coastal districts in Western Australia. Specific locations that may be affected include Bunbury, Busselton, Margaret River, Augusta, Dunsborough, Walpole, and Windy Harbour.
What You Should Do
Residents in the affected areas should: If outside, find safe shelter away from trees, power lines, storm water drains, and streams. Close curtains and blinds, and stay inside away from windows. Unplug electrical appliances and do not use land line telephones if there is lightning. If boating, swimming, or surfing, leave the water. Be alert and watch for hazards on the road such as fallen power lines and loose debris. Keep away from flooded drains, rivers, streams, and waterways. Be careful of fallen trees, damaged buildings, and debris. Treat fallen power lines as live. Assess your home, car, and property for damage, take photos, and contact your insurance company. If significant damage occurs, call the SES on 132 500.
Expected Conditions
Damaging wind gusts of up to 100 km/h are expected, along with gusty showers and possible thunderstorms as a cold front moves across the southwest of the state.
Timeline
The warning is effective from late Monday afternoon into evening, with conditions extending throughout the evening and overnight, and easing by very early Tuesday morning. The warning expires at 11:53 am AWST on Tuesday, 21 April 2026.
Original source: BOM Official Notice ↗
Related Weather Warnings
All Weather Warnings →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this BoM weather warning: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,683 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 20, 2026.
Frequently Asked Questions
Common questions about this BoM weather warning.