What the mapping shows for Newnham
Part of Newnham is mapped as subject to coastal inundation.
7.8% of Newnham is mapped as subject to coastal inundation (coastal inundation hazard band, including 1% AEP storm tide at 2100)
86.9% of Newnham is mapped as subject to coastal erosion (coastal erosion hazard band mapped for the Tasmanian planning system)
Tasmanian Coastal Inundation Hazard Bands (20161201), State of Tasmania (Department of Premier and Cabinet), Creative Commons Attribution 4.0, retrieved 2026-10-23
This is a share of the suburb's land area from a published state dataset, not an assessment of any property. A ClimateNest report scores the individual address across eight hazards, with insurance and value projections to 2050.
Check an address in Newnham →Storm Risk in Newnham, TAS: 2026 Assessment
7.8% of Newnham is mapped as subject to coastal inundation (coastal inundation hazard band, including 1% AEP storm tide at 2100)
That figure covers the suburb. Check whether your address is inside it - address-level, sourced, A$49.
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Storm Risk Score
Not assessedModerate 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
- Newnham, TAS
- Overall Risk
- Medium
- Postcode
- 7248
Storm Risk Analysis
Newnham, Tasmania, has a location-specific 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 Newnham.
Severe thunderstorms affecting Newnham 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 Newnham property owners, this reinforces the value of storm-resistant building features and comprehensive insurance.
ClimateNest provides address-level storm risk reports for Newnham including wind zone classification, hail risk probability, and property-specific mitigation recommendations based on your building characteristics.
ClimateNest assesses hazards at the address rather than the suburb, because exposure varies street by street within Newnham. An address-level check is what tells you about a specific property before you buy, sell or insure it.
Local Hazard Evidence
Historical Events
Severe storms caused damage across Tasmania, including power outages and fallen trees in the Newnham area.
Adaptation & Mitigation Actions
Improve Flood Defenses
Near-termInvest in infrastructure to protect against flooding, such as levees, seawalls, and improved drainage systems.
Est. cost: High
Bushfire Preparedness
ImmediateImplement bushfire mitigation measures, such as clearing vegetation around homes and creating firebreaks.
Est. cost: Low
Heatwave Action Plan
Near-termDevelop a heatwave action plan to protect vulnerable populations during extreme heat events.
Est. cost: Medium
Coastal Management Strategy
Long-termDevelop a coastal management strategy to address the impacts of sea level rise and coastal erosion.
Est. cost: High
Community Education
Near-termRaise community awareness about climate risks and adaptation measures.
Est. cost: Low
Council & Emergency Services
Explore Newnham Risk Reports
View other climate risk assessments for Newnham:
Frequently Asked Questions
Is Newnham prone to hailstorms?
Hail risk in Newnham 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 Newnham?
Under AS/NZS 1170.2, properties in Newnham 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 Newnham?
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 Newnham 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.
Is Newnham Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Newnham, Tasmania, covering flood, bushfire, sea level rise and more.
What A$49 could save you from
*Industry sources: ICA, APRA, RBA
Full report from A$49 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections