Heat Risk in Blackwall, TAS: 2026 Assessment
Heat Risk Score
6.0/10Blackwall is likely to experience more frequent and intense heatwaves due to climate change. This poses a risk to vulnerable populations, such as the elderly and those with chronic health conditions.
Key Facts
- Heat Risk
- Blackwall is likely to experience more frequent and intense heatwaves due to climate change. This poses a risk to vulnerable populations, such as the elderly and those with chronic health conditions.
- Trend
- increasing
- Suburb
- Blackwall, TAS
- Overall Risk
- Medium
- Postcode
- 7275
- Highest high-risk exposure
- 7.9% of land (extreme wind)
Heat Risk Analysis
Blackwall in Tasmania faces elevated extreme heat risk. The Bureau of Meteorology (BOM) reports that Australia's average temperature has increased by approximately 1.5 °C since 1910, with the frequency of extreme heat days rising across most regions.
The urban heat island (UHI) effect can make built-up areas of Blackwall warmer than surrounding rural areas, particularly on summer nights. Dark roof materials, limited tree canopy cover, and heat-absorbing surfaces contribute to localised heat stress that varies by property.
Heatwaves are becoming more frequent and intense in the region.
Get an address-level heat risk assessment from ClimateNest for Blackwall including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.
Blackwall (postcode 7275) 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 extreme wind (7.9% of land in high-risk zones), bushfire (7.2% of land in high-risk zones), riverine flood (3.8% of land in high-risk zones). Exposure is not uniform across Blackwall — 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
Historical Events
Record-breaking heatwave conditions affected Blackwall and surrounding areas.
Adaptation & Mitigation Actions
Improve Flood Defenses
Near-termInvest in infrastructure to protect against flooding, such as levees and drainage systems.
Est. cost: High
Develop Heat Action Plan
ImmediateImplement a plan to protect vulnerable populations during heatwaves, including cooling centers and outreach programs.
Est. cost: Medium
Protect Coastal Areas
Long-termImplement measures to protect against coastal erosion, such as beach nourishment and dune restoration.
Est. cost: High
Promote Water Conservation
Near-termEncourage residents to conserve water to reduce the strain on water resources during droughts.
Est. cost: Low
Council & Emergency Services
Explore Blackwall Risk Reports
View other climate risk assessments for Blackwall:
Frequently Asked Questions
How hot does Blackwall get in summer?
Blackwall in Tasmania experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Blackwall. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Blackwall?
Australia-wide, extreme heat events have become more frequent since the mid-20th century, and this trend is consistent with CSIRO climate projections for Tasmania. Continued warming is likely through 2050 under all emissions scenarios.
How does heat affect energy costs for Blackwall properties?
Higher temperatures increase cooling demand, which raises electricity costs. ClimateNest provides energy cost projections based on your property's specific exposure to extreme heat days in Blackwall and the performance of your building envelope.
What heat mitigation measures work best in Blackwall?
Effective heat mitigation includes light-coloured roofing (cool roofs), ceiling and wall insulation, double-glazed windows, external shading, cross-ventilation design, and increasing tree canopy around the property. These measures reduce indoor temperatures and cooling costs.
What share of Blackwall is exposed to high extreme wind risk?
ClimateNest's hazard overlay maps 7.9% of Blackwall in high-risk zones for extreme wind, with a further 84.7% 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 Blackwall Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Blackwall, Tasmania, covering flood, bushfire, sea level rise and more.
What A$69 could save you from
*Industry sources: ICA, APRA, RBA
Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections