Coastal Hazard Warning for Abnormally High Tides in South West WA
Areazine synthesizes this BoM weather warning directly from BOM's official public data feed. See our methodology for full source attribution and refresh cadence.
BOM issues Coastal Hazard Warning for abnormally high tides affecting parts of South West, South Coastal and South East Coastal districts until Monday afternoon.
What this BoM weather warning tells you, and what most readers miss
This notice was issued by BOM on June 1, 2026 and geographically references South West Western Australia. Its severity classification of "medium" signals how the issuing agency weighs the risk of harm if no action is taken - "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to - Weather Warnings - determines the warning protocol behind it, which shapes what protective action (seeking shelter, following evacuation orders if issued, monitoring official updates) is recommended and which agency holds authority to issue or cancel it.
Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly BOM detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action, a single localized BoM weather warning is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.
For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (weather, alert, CoastalHazardWarning, WesternAustralia) map to related alerts in the same area of risk - browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.
Alert Details
Coastal Hazard Warning (type: coastal_hazard_warning, warning_id: IDW21137) issued by the Australian Government Bureau of Meteorology (BOM). Severity: Moderate. Phase: update. Issued at 10:44 am AWST Monday, 1 June 2026. Expires at 11:44:05Z (7:44 pm AWST).
Affected Areas
Parts of South West, South Coastal and South East Coastal forecast districts in Western Australia (WA). Locations which may be affected include Albany, Esperance, Bremer Bay, Hopetoun, Walpole and Windy Harbour. The warning applies between Windy Harbour and Israelite Bay. Coastal hazards are no longer occurring in the Central West and Lower West districts; the warning for these districts is cancelled.
What You Should Do
If boating, swimming or surfing, leave the water. Keep away from coastal areas including beaches, tidal rivers, creeks, cliff areas and sand dunes. Beach closures may be in place; follow the advice of local authorities. Keep away from flooded drains. Do not drive into water of unknown depth and current. If you live in the risk area, be prepared to relocate to a safer place. Move furniture and other items up high to avoid water damage. Have an evacuation kit ready including medicines, important documents, pet supplies and clothing. In a life threatening situation call 000. If your home or property has significant damage like flooding, call the SES on 132 500.
Expected Conditions
Abnormally high tides which may lead to sea water flooding of low-lying coastal areas are likely. Tides are expected to rise well above the normal high tide mark during this morning's high tide. Sea levels are expected to ease into the afternoon. Damaging surf conditions have now eased for the west coast.
Timeline
A deep low pressure system continues to move east along the south coast with sea levels remaining elevated until Monday afternoon. The next Coastal Hazard Warning will be issued by 5:00 pm AWST Monday. A separate warning for damaging winds is also current.
Original source: BOM Official Notice ↗
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