Climate Risk in Winmalee, New South Wales

Winmalee, New South Wales· Blue Mountains· 2777
High Risk
Updated May 2026

Winmalee is a suburb in the Blue Mountains region of New South Wales, facing increasing risks from bushfires, floods, and heatwaves due to climate change. The suburb's proximity to bushland and its location in a valley contribute to these vulnerabilities.

Overall Risk Score

72/100
High

Confidence: Medium

Hazard Breakdown

Flood
6.5
Bushfire
8.5
Heat
6.0
Coastal
1.0

Climate Hazard Breakdown for Winmalee

increasing

Flood

65/100

Winmalee has a moderate risk of flooding, primarily from local creeks and stormwater runoff. Properties in low-lying areas are most vulnerable.

Key drivers:

  • ·Increased rainfall intensity
  • ·Urban development
increasing

Bushfire

85/100

Winmalee faces a high risk of bushfires due to its proximity to extensive bushland. Hot, dry conditions and strong winds exacerbate the risk during bushfire season.

Key drivers:

  • ·Dry vegetation
  • ·High temperatures
increasing

Heat

60/100

Winmalee experiences moderate heat risk, with increasing average temperatures and more frequent heatwaves projected. Vulnerable populations are at higher risk.

Key drivers:

  • ·Climate change
  • ·Urban heat island effect
stable

Coastal

10/100

Winmalee has a very low risk from coastal hazards due to its inland location.

stable

Wind

40/100

Moderate wind risk — East Coast Lows and gust fronts

stable

Storm

55/100

Moderate storm risk — severe thunderstorms and hail

stable

Social

30/100

Moderate social stability — mixed urban density

increasing

Energy

50/100

Moderate energy costs — climate-driven cooling demand

In-Depth Climate Risk Guides for Winmalee

Detailed Hazard Analysis

heat Risk

60/100

Winmalee experiences moderate heat risk, with increasing average temperatures and more frequent heatwaves projected. Vulnerable populations are at higher risk.

Primary Drivers

  • ·Climate change
  • ·Urban heat island effect

Projections (RCP8.5)

2030

6.5

2050

7.0

Data source

flood Risk

65/100

Winmalee has a moderate risk of flooding, primarily from local creeks and stormwater runoff. Properties in low-lying areas are most vulnerable.

Primary Drivers

  • ·Increased rainfall intensity
  • ·Urban development
  • ·Climate change

Projections (RCP8.5)

2030

7.0

2050

7.5

Data source

coastal Risk

10/100

Winmalee has a very low risk from coastal hazards due to its inland location.

Projections (RCP8.5)

2030

1.0

2050

1.0

Data source

bushfire Risk

85/100

Winmalee faces a high risk of bushfires due to its proximity to extensive bushland. Hot, dry conditions and strong winds exacerbate the risk during bushfire season.

Primary Drivers

  • ·Dry vegetation
  • ·High temperatures
  • ·Strong winds
  • ·Climate change

Projections (RCP8.5)

2030

9.0

2050

9.5

Data source

What This Means for Property Owners

Insurance Outlook

Insurance premiums are likely to increase due to the elevated risk of bushfires and floods.

Price Impact

Properties in high-risk areas may experience a decrease in value or slower price growth.

Buyer Checklist

  • 1.Check bushfire and flood risk maps.
  • 2.Assess property's vulnerability to bushfires and floods.
  • 3.Obtain insurance quotes.
  • 4.Review council's climate adaptation plans.

Local Climate Evidence

Flood Evidence

Nearest Waterway
Yarramundi Creek
Elevation Range
200-400m
Flood Zone
Identified flood zones along Yarramundi Creek and associated tributaries.

Historical flood data indicates localized flooding during heavy rainfall events. Council is undertaking flood studies to better understand and manage flood risks.

View council flood map

Bushfire Evidence

Distance to Bushland
Adjacent to Blue Mountains National Park
Planning Overlay
RFS Bush Fire Prone Land Map
Bushfire Prone Area
Yes

The entire suburb is designated as bushfire prone. Residents are advised to maintain firebreaks and have a bushfire survival plan.

Heat Evidence

Avg January Max Temp
28.5°C
Heat Stress Days/Year
3 days

Average January maximum temperature is increasing. Heat stress events are becoming more frequent and intense.

Coastal Evidence

Distance to Coast
80 km
Sea Level Rise Exposure
Not applicable
Erosion Risk
Not applicable

Historical Climate Events

2013
bushfireMajor

The October 2013 bushfires caused significant damage in Winmalee, destroying homes and infrastructure.

Source
2019
bushfireModerate

Bushfires in the summer of 2019-2020 impacted the area, with significant smoke haze and ember attacks.

Source
2022
floodModerate

Heavy rainfall in 2022 caused localized flooding in low-lying areas of Winmalee.

Source
2023
heatwaveModerate

Prolonged heatwave conditions in January 2023 put strain on local infrastructure and caused heat stress in vulnerable populations.

Source

Climate Outlook to 2050

Projections based on CSIRO and BOM climate modelling. Scenario: RCP4.5

HazardToday20302050
flood656.8(+0.3)7.2(+0.7)
bushfire859.1(+0.6)9.7(+1.2)
heat606.4(+0.4)7.0(+1.0)
coastal101.01.0

Under a moderate emissions scenario, Winmalee is projected to experience a slight increase in overall climate risk by 2030, with bushfire risk increasing more significantly than other hazards.

CSIRO Climate Projections

Adaptation Recommendations

Develop and implement a comprehensive bushfire management plan.

Immediate

This plan should include strategies for fuel reduction, early warning systems, and community education.

Est. cost: Medium

Learn more

Upgrade stormwater infrastructure to mitigate flood risk.

Near-term

This includes increasing the capacity of drainage systems and constructing flood detention basins.

Est. cost: High

Learn more

Implement heatwave preparedness strategies.

Near-term

This includes establishing cooling centers, providing public education on heat safety, and ensuring access to healthcare for vulnerable populations.

Est. cost: Low

Learn more

Promote climate-resilient building design.

Long-term

Encourage the use of fire-resistant materials, elevated foundations, and passive cooling techniques in new construction and renovations.

Est. cost: Medium

Learn more

Enhance community awareness and education on climate risks.

Immediate

Conduct workshops, distribute educational materials, and utilize social media to inform residents about climate change impacts and adaptation measures.

Est. cost: Low

Learn more

About Winmalee's Climate Risk Profile

Winmalee, nestled in the Blue Mountains, is increasingly vulnerable to climate change impacts. The primary concerns are bushfires, exacerbated by dry conditions and proximity to extensive bushland, and flooding from intense rainfall events.

The risk of bushfires is a significant concern for Winmalee residents. The area has a history of bushfire activity, and climate change is projected to increase the frequency and intensity of these events. Properties located closer to the bushland interface are at the highest risk.

Flooding is another growing concern, with more intense rainfall events expected to increase the risk of flash flooding and riverine flooding. Low-lying areas and properties near creeks are particularly vulnerable. The local council is working to improve stormwater management and flood mitigation infrastructure.

Heatwaves are also becoming more frequent and intense, posing a risk to vulnerable populations, such as the elderly and those with chronic health conditions. The urban heat island effect can exacerbate the impact of heatwaves in built-up areas.

Addressing these climate risks requires a multi-faceted approach, including community education, improved emergency preparedness, and investment in climate-resilient infrastructure.

Data sources: BOM · CSIRO · NSW RFS · NSW SES · Blue Mountains City Council

Local Government Resources

Frequently Asked Questions

What are the main climate change risks in Winmalee?

The main climate change risks in Winmalee are bushfires, floods, and heatwaves. These risks are projected to increase in the future due to climate change.

How can I prepare my property for bushfires?

You can prepare your property for bushfires by maintaining firebreaks, clearing gutters of debris, and having a bushfire survival plan.

What should I do during a flood?

During a flood, you should move to higher ground, avoid driving through floodwaters, and follow the instructions of emergency services.

How can I stay safe during a heatwave?

During a heatwave, you should stay hydrated, avoid strenuous activity, and seek shelter in a cool place.

What is the council doing to address climate change?

The Blue Mountains City Council is implementing a range of strategies to address climate change, including reducing greenhouse gas emissions, improving energy efficiency, and adapting to the impacts of climate change.

Where can I find more information about climate change risks in Winmalee?

You can find more information about climate change risks in Winmalee on the Blue Mountains City Council website, the NSW State Emergency Service website, and the NSW Rural Fire Service website.

Get your property's risk report

This suburb assessment covers the area. For a precise address-level climate risk report for any specific property in Winmalee, use our analysis tool.

Check Your flood Risk Now

Check Winmalee's specific flood risk and see how it compares to nearby suburbs. Enter your address for an instant risk assessment.

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