Storm Risk in Osborne Park, WA: 2026 Assessment
Storm Risk Score
2.8/10Moderate storm risk — winter storms and occasional severe thunderstorms
Key Facts
- Storm Risk
- Moderate storm risk — winter storms and occasional severe thunderstorms
- Trend
- stable
- Suburb
- Osborne Park, WA
- Overall Risk
- Medium
- Postcode
- 6017
- Highest high-risk exposure
- 10.9% of land (bushfire)
Storm Risk Analysis
Osborne Park, Western Australia, has a moderate storm risk profile. This includes exposure to severe thunderstorms, hail, damaging winds, and — in tropical regions — cyclone impacts. The applicable wind region classification under AS/NZS 1170.2 influences building design standards for Osborne Park.
Severe thunderstorms affecting Osborne Park can produce damaging wind gusts, large hail, and intense rainfall. The Bureau of Meteorology issues severe weather warnings for Western Australia, and historical storm data helps characterise the frequency and intensity of events in the region.
CSIRO research indicates that the intensity of severe convective storms — including those producing hail and damaging winds — may increase in a warming climate. For Osborne Park property owners, this reinforces the value of storm-resistant building features and comprehensive insurance.
ClimateNest provides address-level storm risk reports for Osborne Park including wind zone classification, hail risk probability, and property-specific mitigation recommendations based on your building characteristics.
Osborne Park sits within ClimateNest's suburb-level hazard model for severe storm risk. 7.9% of the suburb's land area is mapped in high-risk severe storm zones and 67.3% in moderate-risk zones, based on the national hazard overlay. Exposure at this scale varies street by street, which is why an address-level check matters before you buy or insure a specific property in Osborne Park.
Osborne Park (postcode 6017) is tracked in ClimateNest's suburb hazard model, which maps the share of the suburb's land exposed to each hazard at high and moderate levels. The suburb's highest high-risk exposures are bushfire (10.9% of land in high-risk zones), surface flood (9.5% of land in high-risk zones), tropical cyclone (7.9% of land in high-risk zones). Exposure is not uniform across Osborne Park — individual properties can sit well above or below these averages, so an address-level check is recommended before buying, selling or insuring.
Local Hazard Evidence
Historical Events
Strong winds and heavy rain caused minor property damage.
Adaptation & Mitigation Actions
Improve stormwater drainage infrastructure
Near-termUpgrade drainage systems to handle increased rainfall intensity and reduce flood risks.
Est. cost: High
Implement urban greening initiatives
Near-termIncrease tree canopy cover and green spaces to mitigate the urban heat island effect.
Est. cost: Medium
Strengthen coastal defenses
Long-termConstruct seawalls and implement beach nourishment programs to protect against sea level rise and storm surges.
Est. cost: Very High
Develop community heatwave preparedness plans
ImmediateEstablish cooling centers and provide information on heatwave safety to vulnerable residents.
Est. cost: Low
Promote water-sensitive urban design
Near-termEncourage the use of permeable pavements and rainwater harvesting to reduce stormwater runoff.
Est. cost: Medium
Council & Emergency Services
Explore Osborne Park Risk Reports
View other climate risk assessments for Osborne Park:
Frequently Asked Questions
Is Osborne Park prone to hailstorms?
Hail risk in Osborne Park depends on the frequency of severe thunderstorm activity in the Western Australia region. BOM tracks severe storm events including hail. Property-specific risk depends on roof design, building orientation, and local storm patterns.
What wind rating applies to buildings in Osborne Park?
Under AS/NZS 1170.2, properties in Osborne Park are assigned a wind region classification. This rating determines structural design requirements for new buildings. Check with ClimateNest or a structural engineer for your property's classification.
Does storm risk affect insurance premiums in Osborne Park?
Yes, storm damage — including wind, hail, and rain ingress — is one of the most common insurance claims in Australia. Properties in higher wind zones or with greater hail exposure may face higher premiums or specific policy conditions.
What storm mitigation measures should Osborne Park property owners consider?
Storm mitigation includes impact-resistant roofing, cyclone-rated fixings where required, window and door shutters, regular roof and gutter maintenance, securing outdoor items, and ensuring compliance with current wind load standards under the National Construction Code.
What share of Osborne Park is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 10.9% of Osborne Park in high-risk zones for bushfire, with a further 80.4% in moderate-risk zones. Suburb-level exposure is not uniform — individual properties can differ from these averages, so an address-level check is recommended.
Is Osborne Park Safe from Climate Risk?
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