Storm Risk in Donnybrook, 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
- Donnybrook, WA
- Overall Risk
- Medium
- Postcode
- 6239
- Highest high-risk exposure
- 11.1% of land (bushfire)
Storm Risk Analysis
Donnybrook, 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 Donnybrook.
Severe thunderstorms affecting Donnybrook 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 Donnybrook property owners, this reinforces the value of storm-resistant building features and comprehensive insurance.
ClimateNest provides address-level storm risk reports for Donnybrook including wind zone classification, hail risk probability, and property-specific mitigation recommendations based on your building characteristics.
Donnybrook sits within ClimateNest's suburb-level hazard model for severe storm risk. 3% of the suburb's land area is mapped in high-risk severe storm zones and 73.4% 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 Donnybrook.
Donnybrook (postcode 6239) 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 (11.1% of land in high-risk zones), riverine flood (7% of land in high-risk zones), extreme wind (6.1% of land in high-risk zones). Exposure is not uniform across Donnybrook — 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
Adaptation & Mitigation Actions
Improve Flood Defenses
Near-termInvest in infrastructure to mitigate flood risk, such as levees and improved drainage systems.
Est. cost: High
Bushfire Preparedness
ImmediateImplement community education programs and support residents in preparing their properties for bushfires.
Est. cost: Medium
Heatwave Action Plan
Near-termDevelop a heatwave action plan to protect vulnerable populations during extreme heat events.
Est. cost: Low
Water Resource Management
Long-termImplement strategies to conserve water and ensure a sustainable water supply in the face of climate change.
Est. cost: Medium
Council & Emergency Services
Explore Donnybrook Risk Reports
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Frequently Asked Questions
Is Donnybrook prone to hailstorms?
Hail risk in Donnybrook 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 Donnybrook?
Under AS/NZS 1170.2, properties in Donnybrook 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 Donnybrook?
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 Donnybrook 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 Donnybrook is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 11.1% of Donnybrook in high-risk zones for bushfire, with a further 73.5% 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 Donnybrook Safe from Climate Risk?
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*Industry sources: ICA, APRA, RBA
Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections