Climate Risk Profile: Chelsea, VIC

Chelsea, Victoria· City of Kingston· 3196
Medium Risk
Updated Mar 2026

Chelsea, VIC, faces moderate climate risks, primarily from flooding, heatwaves, and coastal hazards. Sea level rise and increased rainfall intensity are key concerns. Residents should prepare for more frequent and intense extreme weather events.

Overall Risk Score

58/100
Medium

Confidence: Medium

Hazard Breakdown

Flood
6.5
Bushfire
3.0
Heat
7.0
Coastal
6.7

Climate Hazard Breakdown for Chelsea

increasing

Flood

65/100

Chelsea faces a moderate risk of flooding due to its low-lying coastal location and proximity to waterways. Climate change is expected to increase rainfall intensity, potentially exacerbating flood events.

Key drivers:

  • ·Increased rainfall intensity
  • ·Sea level rise
increasing

Bushfire

30/100

Chelsea has a relatively low bushfire risk due to its urbanized environment and distance from dense bushland. However, increased temperatures and drier conditions could slightly elevate the risk.

Key drivers:

  • ·Increased temperatures
  • ·Drier conditions
increasing

Heat

70/100

Chelsea is susceptible to heatwaves, with increasing average temperatures posing a significant risk to vulnerable populations. Climate change is projected to increase the frequency and intensity of heat events.

Key drivers:

  • ·Increased average temperatures
  • ·More frequent heatwaves
increasing

Coastal

67/100

Chelsea faces a moderate risk from coastal hazards, including sea level rise and coastal erosion. The suburb's proximity to Port Phillip Bay makes it vulnerable to inundation and storm surges.

Key drivers:

  • ·Sea level rise
  • ·Storm surge
stable

Wind

28/100

Moderate wind risk — cold fronts and gusty winds

stable

Storm

32/100

Moderate storm risk — severe thunderstorms

stable

Social

21/100

Moderate social stability

increasing

Energy

35/100

Moderate energy costs — heating and cooling needs

In-Depth Climate Risk Guides for Chelsea

Detailed Hazard Analysis

heat Risk

70/100

Chelsea is susceptible to heatwaves, with increasing average temperatures posing a significant risk to vulnerable populations. Climate change is projected to increase the frequency and intensity of heat events.

Primary Drivers

  • ·Increased average temperatures
  • ·More frequent heatwaves
  • ·Urban heat island effect

Projections (RCP8.5)

2030

7.5

2050

8.0

Data source

flood Risk

65/100

Chelsea faces a moderate risk of flooding due to its low-lying coastal location and proximity to waterways. Climate change is expected to increase rainfall intensity, potentially exacerbating flood events.

Primary Drivers

  • ·Increased rainfall intensity
  • ·Sea level rise
  • ·Storm surge

Projections (RCP8.5)

2030

7.0

2050

7.5

Data source

coastal Risk

67/100

Chelsea faces a moderate risk from coastal hazards, including sea level rise and coastal erosion. The suburb's proximity to Port Phillip Bay makes it vulnerable to inundation and storm surges.

Primary Drivers

  • ·Sea level rise
  • ·Storm surge
  • ·Coastal erosion

Projections (RCP8.5)

2030

7.2

2050

7.7

Data source

bushfire Risk

30/100

Chelsea has a relatively low bushfire risk due to its urbanized environment and distance from dense bushland. However, increased temperatures and drier conditions could slightly elevate the risk.

Primary Drivers

  • ·Increased temperatures
  • ·Drier conditions
  • ·Wind patterns

Projections (RCP8.5)

2030

3.5

2050

4.0

Data source

What This Means for Property Owners

Insurance Outlook

Insurance premiums may increase due to flood and coastal risks.

Price Impact

Potential for negative price impacts in the long term due to climate risks.

Buyer Checklist

  • 1.Check flood maps and insurance costs.
  • 2.Assess property's elevation and drainage.
  • 3.Consider potential impacts of sea level rise.
  • 4.Evaluate energy efficiency for heatwave resilience.

Local Climate Evidence

Flood Evidence

Nearest Waterway
Port Phillip Bay
Elevation Range
0-10 meters
Flood Zone
Likely to be within a designated flood zone.

Chelsea's low elevation and proximity to the bay make it particularly vulnerable to coastal and riverine flooding.

View council flood map

Bushfire Evidence

Distance to Bushland
5-10 km to nearest significant bushland.
Planning Overlay
Bushfire Management Overlay may apply to some properties.
Bushfire Prone Area
No

While not immediately adjacent to dense bushland, increased temperatures could increase the risk of grassfires.

Heat Evidence

Avg January Max Temp
26.5°C
Heat Stress Days/Year
3 days

The urban environment contributes to the urban heat island effect, increasing nighttime temperatures.

Coastal Evidence

Distance to Coast
0.5 km
Sea Level Rise Exposure
Moderate exposure to sea level rise.
Erosion Risk
Moderate erosion risk along some sections of the coastline.

Historical Climate Events

1934
floodModerate

Major flooding event impacted many areas around Port Phillip Bay, including Chelsea, causing damage to property and infrastructure.

Source
1972
stormModerate

Severe storm caused significant damage to coastal areas, including erosion and property damage in Chelsea.

Source
2009
heatwaveMajor

The 2009 heatwave resulted in record-breaking temperatures and increased heat-related illnesses in the Melbourne metropolitan area, including Chelsea.

Source
2011
floodMinor

Localized flooding occurred in Chelsea due to heavy rainfall, causing minor disruptions and property damage.

Source

Climate Outlook to 2050

Projections based on CSIRO and BOM climate modelling. Scenario: RCP8.5

HazardToday20302050
flood656.8(+0.3)7.2(+0.7)
bushfire303.2(+0.2)3.5(+0.5)
heat707.7(+0.7)8.5(+1.5)
coastal677.1(+0.4)7.7(+1.0)

By 2030, Chelsea is projected to experience increased heatwave frequency and intensity, along with a higher risk of coastal flooding due to sea level rise. Bushfire risk will also slightly increase.

CSIRO Climate Projections

Adaptation Recommendations

Improve Drainage Infrastructure

Near-term

Upgrade drainage systems to handle increased rainfall intensity and reduce flood risk.

Est. cost: Medium

Learn more

Implement Coastal Protection Measures

Long-term

Construct seawalls and other coastal defenses to protect against sea level rise and erosion.

Est. cost: High

Learn more

Establish Heatwave Early Warning System

Immediate

Develop a system to alert residents of impending heatwaves and provide guidance on staying safe.

Est. cost: Low

Learn more

Promote Energy Efficiency and Renewable Energy

Near-term

Encourage residents and businesses to adopt energy-efficient practices and install renewable energy systems to reduce greenhouse gas emissions.

Est. cost: Medium

Learn more

Community Education Programs

Near-term

Run workshops and provide resources to educate residents about climate risks and adaptation strategies.

Est. cost: Low

Learn more

About Chelsea's Climate Risk Profile

Chelsea, located in Victoria, is a bayside suburb that is increasingly vulnerable to the impacts of climate change. The primary risks include flooding due to its low-lying coastal location, heatwaves exacerbated by rising temperatures, and coastal hazards such as sea level rise and erosion.

Flooding is a significant concern, with potential for increased rainfall intensity leading to more frequent and severe flood events. The proximity to Port Phillip Bay also increases the risk of coastal inundation during storm surges. Residents and property owners should be aware of flood risks and take appropriate precautions.

Heatwaves are another growing threat, particularly for vulnerable populations such as the elderly and those with pre-existing health conditions. The urban environment can amplify the effects of heatwaves, creating an urban heat island effect. Access to cooling centers and community support networks is crucial during extreme heat events.

Coastal hazards, including sea level rise and coastal erosion, pose a long-term risk to Chelsea. The suburb's coastline is susceptible to erosion, and rising sea levels could lead to inundation of low-lying areas. Planning for coastal adaptation and protection is essential to mitigate these risks.

Overall, Chelsea faces a complex set of climate challenges that require proactive adaptation and mitigation strategies. By understanding the risks and taking appropriate action, the community can build resilience and protect its residents and assets.

Data sources: BOM · CSIRO · EMV · City of Kingston

Local Government Resources

Frequently Asked Questions

What are the main climate change risks for Chelsea?

Chelsea faces risks from flooding, heatwaves, and coastal hazards due to climate change. Sea level rise and increased rainfall intensity are key concerns.

How will sea level rise affect Chelsea?

Sea level rise could lead to inundation of low-lying areas and increased coastal erosion, impacting properties and infrastructure near the bay.

What can I do to prepare for heatwaves in Chelsea?

Stay hydrated, seek air-conditioned environments, check on vulnerable neighbors, and follow advice from health authorities during heatwaves.

Where can I find information about flood risks in Chelsea?

The City of Kingston provides flood maps and information on its website. You can also contact the council for specific property-related inquiries.

Is Chelsea considered a bushfire-prone area?

While not immediately adjacent to dense bushland, Chelsea could be at risk from grassfires. Stay informed about fire danger ratings and have a bushfire survival plan.

What is the council doing to address climate change?

The City of Kingston has a climate strategy that outlines actions to reduce greenhouse gas emissions and adapt to the impacts of climate change.

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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