📮 Collinsville postcode: 4804

Storm Risk in Collinsville, SA: 2026 Assessment

Collinsville, South Australia· Whitsunday Regional· 4804
Moderate storm risk — occasional severe thunderstormsUpdated 3 Apr 2026

Storm Risk Score

2.4/10

Moderate storm risk — occasional severe thunderstorms

Key Facts

Storm Risk
Moderate storm risk — occasional severe thunderstorms
Trend
stable
Suburb
Collinsville, SA
Overall Risk
Medium
Postcode
5418
Highest high-risk exposure
12.1% of land (surface flood)

Storm Risk Analysis

Collinsville, 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 Collinsville.

Severe thunderstorms affecting Collinsville 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 Collinsville property owners, this reinforces the value of storm-resistant building features and comprehensive insurance.

ClimateNest provides address-level storm risk reports for Collinsville including wind zone classification, hail risk probability, and property-specific mitigation recommendations based on your building characteristics.

Collinsville 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 81.1% 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 Collinsville.

Collinsville (postcode 5418) 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 surface flood (12.1% of land in high-risk zones), bushfire (8.8% of land in high-risk zones), extreme wind (3.7% of land in high-risk zones). Exposure is not uniform across Collinsville — 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

Wind/Storm RegionNot applicable
Storm Risk LevelNot applicable
Distance to Coast100 km

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in infrastructure to mitigate flood risks, such as levees, improved drainage systems, and flood-resistant building designs.

Est. cost: High

Develop Heat Action Plan

Immediate

Implement a heat action plan to protect vulnerable populations during heatwaves, including cooling centers and public awareness campaigns.

Est. cost: Medium

Enhance Bushfire Preparedness

Near-term

Implement bushfire mitigation strategies, such as controlled burns, vegetation management, and community education programs.

Est. cost: Medium

Upgrade Water Infrastructure

Long-term

Upgrade water infrastructure to ensure a reliable water supply during droughts and heatwaves.

Est. cost: High

Council & Emergency Services

Whitsunday Regional Council
Emergency Services

Data last updated: 3 April 2026

Explore Collinsville Risk Reports

Frequently Asked Questions

Is Collinsville prone to hailstorms?

Hail risk in Collinsville 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 Collinsville?

Under AS/NZS 1170.2, properties in Collinsville 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 Collinsville?

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 Collinsville 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 Collinsville is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 12.1% of Collinsville in high-risk zones for surface flood, with a further 64.8% 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 Collinsville Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Collinsville, South Australia, covering flood, bushfire, sea level rise and more.

Free instant previewCSIRO-powered data

What A$69 could save you from

$7.2B
2022 insured disaster losses*
$300B+
climate risk to property by 2050*
30-120%
insurance premium increases in high-risk areas*

*Industry sources: ICA, APRA, RBA

Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections