Storm Risk in Dunalley, TAS: 2026 Assessment

Dunalley, Tasmania· UNKNOWN
Moderate storm risk — westerly wind storms and occasional severe weatherUpdated 2 Apr 2026

Storm Risk Score

2.8/10

Moderate storm risk — westerly wind storms and occasional severe weather

Key Facts

Storm Risk
Moderate storm risk — westerly wind storms and occasional severe weather
Trend
stable
Suburb
Dunalley, TAS
Overall Risk
Medium
Postcode
7177
Highest high-risk exposure
8.2% of land (surface flood)

Storm Risk Analysis

Dunalley, Tasmania, 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 Dunalley.

Severe thunderstorms affecting Dunalley can produce damaging wind gusts, large hail, and intense rainfall. The Bureau of Meteorology issues severe weather warnings for Tasmania, 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 Dunalley property owners, this reinforces the value of storm-resistant building features and comprehensive insurance.

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

Dunalley 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 83.8% 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 Dunalley.

Dunalley (postcode 7177) 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 (8.2% of land in high-risk zones), riverine flood (6.9% of land in high-risk zones), extreme wind (6.1% of land in high-risk zones). Exposure is not uniform across Dunalley — 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 RegionHigh
Storm Risk LevelModerate
Distance to Coast0.1 km

Historical Events

2018
Moderate

A severe storm caused flooding and damage to coastal infrastructure in Dunalley.

Adaptation & Mitigation Actions

Upgrade Drainage Infrastructure

Near-term

Improve drainage systems to reduce the risk of flooding from heavy rainfall events.

Est. cost: Medium

Strengthen Coastal Defenses

Immediate

Implement measures to protect against sea level rise and coastal erosion, such as seawalls and beach nourishment.

Est. cost: High

Develop Bushfire Management Plan

Near-term

Create a comprehensive bushfire management plan that includes fuel reduction, community education, and evacuation procedures.

Est. cost: Medium

Implement Heatwave Preparedness Plan

Long-term

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

Est. cost: Low

Raise Awareness of Climate Risks

Long-term

Educate the community about the risks of climate change and how to prepare for them.

Est. cost: Low

Council & Emergency Services

Tasman Council
Emergency Services

Data last updated: 2 April 2026

Explore Dunalley Risk Reports

Frequently Asked Questions

Is Dunalley prone to hailstorms?

Hail risk in Dunalley depends on the frequency of severe thunderstorm activity in the Tasmania 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 Dunalley?

Under AS/NZS 1170.2, properties in Dunalley 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 Dunalley?

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 Dunalley 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 Dunalley is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 8.2% of Dunalley in high-risk zones for surface flood, with a further 80.3% 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 Dunalley Safe from Climate Risk?

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

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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