Is Narrawallee, NSW Climate Safe? 2026 Assessment
Climate Safety Score
5.5/10Moderate climate risk — address-specific
Key Facts
- Climate Safety
- Medium
- Flood
- Narrawallee faces a moderate risk of flooding due to its proximity to Narrawallee Creek and low-lying areas. Intense rainfall events can lead to flash flooding and riverine flooding.
- Bushfire
- The risk of bushfire in Narrawallee is moderate, with bushland areas surrounding the suburb. Hot, dry conditions and strong winds can increase the likelihood of bushfires.
- Heat
- Narrawallee is likely to experience more frequent and intense heatwaves in the future. This can pose a risk to vulnerable populations, such as the elderly and those with chronic health conditions.
- Storm
- Moderate storm risk — East Coast Lows bring severe weather including hail and damaging winds
- Postcode
- 2539
- Highest high-risk exposure
- 14.7% of land (bushfire)
Climate Safety Analysis
Narrawallee in New South Wales has an overall climate safety rating of Medium. This multi-hazard assessment combines flood, bushfire, heat, coastal, and storm risk data with climate projections to 2050 from CSIRO and the Bureau of Meteorology.
Key factors affecting Narrawallee's climate safety include heat, flood. Each hazard is assessed independently and combined for an overall picture. Australia has warmed by approximately 1.5 °C since 1910, with flow-on effects to fire weather, extreme rainfall, and heatwave frequency.
Climate safety for property in Narrawallee is not uniform — it varies by address. Factors such as elevation, distance to waterways, proximity to bushland, and local drainage all influence actual risk at a specific property. Two nearby properties can have materially different risk profiles.
For a complete property-specific climate safety report for Narrawallee including address-level hazard mapping, insurance outlook, and adaptation recommendations, use the ClimateNest full analysis tool.
Narrawallee (postcode 2539) 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 bushfire (14.7% of land in high-risk zones), surface flood (10.3% of land in high-risk zones), riverine flood (8.7% of land in high-risk zones). Exposure is not uniform across Narrawallee — 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
A prolonged heatwave put a strain on the community's resources.
A severe storm caused damage to coastal properties and infrastructure.
A bushfire near Narrawallee required residents to evacuate.
Heavy rainfall caused Narrawallee Creek to flood, impacting low-lying properties.
Adaptation & Mitigation Actions
Improve drainage infrastructure
Near-termUpgrade drainage systems to reduce the risk of flooding from Narrawallee Creek.
Est. cost: Medium
Implement coastal protection measures
Long-termConstruct seawalls and other coastal defenses to protect against erosion.
Est. cost: High
Develop a heatwave management plan
ImmediateEstablish cooling centers and provide support to vulnerable residents during heatwaves.
Est. cost: Low
Manage bushfire risks
Near-termMaintain firebreaks and educate residents about bushfire preparedness.
Est. cost: Low
Raise awareness about climate risks
ImmediateEducate residents about the impacts of climate change and how to prepare for them.
Est. cost: Low
Council & Emergency Services
Explore Narrawallee Risk Reports
View other climate risk assessments for Narrawallee:
Frequently Asked Questions
Is Narrawallee safe from climate change?
No location in Australia is entirely immune to climate change impacts. Narrawallee has an overall Medium climate risk rating. Understanding the specific hazards at your property address — not just the suburb average — provides the most reliable risk picture.
Which climate hazard poses the biggest risk in Narrawallee?
The dominant hazard for Narrawallee depends on geography and local environment. Proximity to waterways elevates flood risk, while proximity to bushland increases bushfire risk. ClimateNest's multi-hazard analysis identifies the highest-risk hazards for any specific address.
How does Narrawallee compare to nearby suburbs for climate safety?
Nearby suburbs may have different climate risk profiles depending on elevation, vegetation cover, drainage patterns, and land use. ClimateNest allows comparison of climate safety scores across New South Wales suburbs.
Should I be concerned about buying property in Narrawallee?
Climate risk should be one factor in your decision, alongside price, location, and amenity. An informed buyer understands the specific risks at a property address and factors insurance costs and climate projections into their assessment of long-term value.
What climate projections should I know for Narrawallee?
Key projections for New South Wales from CSIRO include increased average temperatures, more frequent hot days, changes in rainfall seasonality, longer fire seasons, and potential increases in extreme rainfall intensity. These trends inform the long-term outlook for Narrawallee.
What share of Narrawallee is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 14.7% of Narrawallee in high-risk zones for bushfire, with a further 70.8% 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 Narrawallee Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Narrawallee, New South Wales, 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