Storm Risk in Clarendon, SA: 2026 Assessment
Storm Risk Score
2.4/10Moderate storm risk — occasional severe thunderstorms
Key Facts
- Storm Risk
- Moderate storm risk — occasional severe thunderstorms
- Trend
- stable
- Suburb
- Clarendon, SA
- Overall Risk
- Medium
- Postcode
- 5157
- Highest high-risk exposure
- 17.1% of land (bushfire)
Storm Risk Analysis
Clarendon, South 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 Clarendon.
Severe thunderstorms affecting Clarendon can produce damaging wind gusts, large hail, and intense rainfall. The Bureau of Meteorology issues severe weather warnings for South 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 Clarendon property owners, this reinforces the value of storm-resistant building features and comprehensive insurance.
ClimateNest provides address-level storm risk reports for Clarendon including wind zone classification, hail risk probability, and property-specific mitigation recommendations based on your building characteristics.
Clarendon sits within ClimateNest's suburb-level hazard model for severe storm risk. 0% of the suburb's land area is mapped in high-risk severe storm zones and 86.6% 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 Clarendon.
Clarendon (postcode 5157) 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 (17.1% of land in high-risk zones), surface flood (5.3% of land in high-risk zones), riverine flood (3.7% of land in high-risk zones). Exposure is not uniform across Clarendon — 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
Develop a community bushfire plan
ImmediateCreate a plan that outlines evacuation routes, communication strategies, and property protection measures.
Est. cost: Low
Improve flood management infrastructure
Near-termUpgrade drainage systems and construct flood barriers to protect properties near the Onkaparinga River.
Est. cost: Medium
Implement a heatwave response plan
ImmediateEstablish cooling centers and provide support to vulnerable residents during heatwave events.
Est. cost: Low
Promote water conservation
Long-termEncourage residents to reduce water consumption and implement water-efficient landscaping practices.
Est. cost: Low
Support local farmers in adopting climate-resilient agricultural practices
Near-termProvide resources and training to help farmers adapt to changing weather patterns and reduce their environmental impact.
Est. cost: Medium
Council & Emergency Services
Explore Clarendon Risk Reports
View other climate risk assessments for Clarendon:
Frequently Asked Questions
Is Clarendon prone to hailstorms?
Hail risk in Clarendon depends on the frequency of severe thunderstorm activity in the South 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 Clarendon?
Under AS/NZS 1170.2, properties in Clarendon 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 Clarendon?
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 Clarendon 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 Clarendon is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 17.1% of Clarendon in high-risk zones for bushfire, with a further 68.7% 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 Clarendon Safe from Climate Risk?
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