Climate Risk in Gray, NT

Gray, Northern Territory

Medium Risk

Updated Apr 2026

Gray, NT, faces moderate climate risks, primarily from heat and flooding. These risks are projected to increase in the future due to climate change. Residents should prepare for more frequent and intense extreme weather events.

Overall Risk Score

55/100

Medium

Confidence: Medium

Hazard Breakdown

Flood

6.0

Bushfire

4.0

Heat

7.0

Coastal

5.0

Climate Hazard Breakdown for Gray

increasing

Flood

60/100

Gray faces a moderate risk of flooding, primarily from heavy rainfall events and potential stormwater runoff. The risk is expected to increase due to climate change.

Key drivers:

·Increased rainfall intensity
·Stormwater runoff

stable

Bushfire

40/100

Gray has a relatively low bushfire risk compared to other regions in the Northern Territory. However, dry vegetation and strong winds can increase the potential for bushfires during the dry season.

Key drivers:

·Dry vegetation
·Strong winds

increasing

Heat

70/100

Gray experiences high temperatures and humidity, particularly during the wet season. Climate change is expected to exacerbate heat stress, increasing the frequency and intensity of heatwaves.

Key drivers:

·Rising average temperatures
·Increased humidity

increasing

Coastal

50/100

Gray is located near the coast and is exposed to potential coastal hazards such as sea level rise and storm surge. The risk is expected to increase with climate change.

Key drivers:

·Sea level rise
·Storm surge

increasing

Wind

42/100

Notable wind risk — tropical cyclone winds

increasing

Storm

42/100

Notable storm risk — cyclones and monsoonal storms

stable

Social

24/100

Moderate social stability — remote communities

increasing

Energy

42/100

Elevated energy costs — year-round cooling

In-Depth Climate Risk Guides for Gray

Should I Buy

Property buying guide with climate risk assessment

Flood Risk

Flood zone mapping, historical events, and projections

Bushfire Risk

BAL assessment, vegetation proximity, and fire history

Climate Safety

Multi-hazard safety assessment to 2050

Storm Risk

Severe weather, hail, and wind risk analysis

Heat Risk

Extreme heat days, urban heat island, and cooling costs

Insurance Costs

Premium estimates and insurance availability

Investment Score

Climate-adjusted property investment analysis

Detailed Hazard Analysis

heat Risk

70/100

Gray experiences high temperatures and humidity, particularly during the wet season. Climate change is expected to exacerbate heat stress, increasing the frequency and intensity of heatwaves.

Primary Drivers

·Rising average temperatures
·Increased humidity
·Urban heat island effect

Projections (RCP8.5)

2030

7.5

2050

8.0

Data source

flood Risk

60/100

Gray faces a moderate risk of flooding, primarily from heavy rainfall events and potential stormwater runoff. The risk is expected to increase due to climate change.

Primary Drivers

·Increased rainfall intensity
·Stormwater runoff
·Sea level rise

Projections (RCP8.5)

2030

6.5

2050

7.0

Data source

coastal Risk

50/100

Gray is located near the coast and is exposed to potential coastal hazards such as sea level rise and storm surge. The risk is expected to increase with climate change.

Primary Drivers

·Sea level rise
·Storm surge
·Coastal erosion

Projections (RCP8.5)

2030

5.5

2050

6.0

Data source

bushfire Risk

40/100

Gray has a relatively low bushfire risk compared to other regions in the Northern Territory. However, dry vegetation and strong winds can increase the potential for bushfires during the dry season.

Primary Drivers

·Dry vegetation
·Strong winds
·Arson

Projections (RCP8.5)

2030

4.2

2050

4.5

Data source

What This Means for Property Owners

Insurance Outlook

Insurance premiums may increase due to climate-related risks.

Price Impact

Properties in flood-prone areas may experience price reductions.

Buyer Checklist

1.Check flood maps and historical flood data.
2.Assess the property's vulnerability to heat stress.
3.Consider the potential impact of sea level rise.
4.Review insurance options and premiums.

Local Climate Evidence

Flood Evidence

Nearest Waterway: Rapid Creek
Elevation Range: 5-15 meters
Flood Zone: Areas near Rapid Creek are susceptible to flooding.

Bushfire Evidence

Distance to Bushland: Approximately 2km to Casuarina Coastal Reserve
Planning Overlay: Refer to NT Fire and Rescue Service for bushfire prone area overlays.
Bushfire Prone Area: Yes

Heat Evidence

Avg January Max Temp: 32°C
Heat Stress Days/Year: 15 days

Coastal Evidence

Distance to Coast: 2 km
Sea Level Rise Exposure: Low-lying areas may be vulnerable to sea level rise.
Erosion Risk: Minimal erosion risk currently.

Historical Climate Events

2012

floodModerate

Heavy rainfall caused localized flooding in Gray, impacting some residential areas.

Source

2018

heatwaveModerate

A prolonged heatwave resulted in increased hospital admissions due to heat stress.

Source

2023

floodMinor

Minor flooding occurred after a period of heavy rainfall, affecting some low-lying areas.

Source

Climate Outlook to 2050

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

Hazard	Today	2030	2050
flood	60	6.5(+0.5)	7.0(+1.0)
bushfire	40	4.2(+0.2)	4.5(+0.5)
heat	70	7.8(+0.8)	8.2(+1.2)
coastal	50	5.3(+0.3)	5.6(+0.6)

By 2030, Gray is projected to experience a moderate increase in overall climate risk, with heat and flooding posing the greatest challenges. Adaptation measures will be crucial to mitigate these impacts.

CSIRO Climate Projections

Adaptation Recommendations

Improve stormwater drainage

Near-term

Upgrade stormwater infrastructure to reduce the risk of flooding during heavy rainfall events.

Est. cost: Medium

Learn more

Implement heat mitigation strategies

Immediate

Plant trees and create green spaces to reduce the urban heat island effect. Provide cooling centers for vulnerable populations during heatwaves.

Est. cost: Medium

Learn more

Strengthen coastal defenses

Long-term

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

Est. cost: High

Learn more

Develop a community emergency plan

Near-term

Create a plan to prepare for and respond to extreme weather events, including heatwaves, floods, and bushfires.

Est. cost: Low

Learn more

About Gray's Climate Risk Profile

Gray is a suburb in the Northern Territory that is subject to a range of climate-related risks. The most significant risks are associated with heat, flooding, and coastal hazards.

Rising temperatures and increased humidity are expected to exacerbate heat stress, particularly during the wet season. This could lead to health problems for vulnerable populations, such as the elderly and those with chronic illnesses.

Flooding is another significant concern, with heavy rainfall events and stormwater runoff posing a threat to property and infrastructure. Sea level rise and storm surge could also increase the risk of coastal flooding.

While bushfire risk is relatively lower compared to other regions, it remains a concern during the dry season. Dry vegetation and strong winds can create conditions conducive to bushfires.

Addressing these climate risks will require a combination of adaptation and mitigation measures. This includes investing in infrastructure to manage stormwater runoff, implementing heat mitigation strategies, and reducing greenhouse gas emissions.

Data sources: BOM · CSIRO · NT Fire and Rescue Service · City of Darwin

Local Government Resources

City of Darwin

Climate Strategy Flood Maps Emergency Services

Frequently Asked Questions

What are the main climate change risks in Gray?

The main climate change risks in Gray are heatwaves, flooding, and coastal hazards such as sea level rise and storm surge.

How is the local council addressing climate change?

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

What can I do to prepare for heatwaves?

Stay hydrated, avoid strenuous activity during the hottest part of the day, and seek out air-conditioned spaces. Check on vulnerable neighbors and family members.

How can I protect my property from flooding?

Ensure that your property is properly drained, and consider installing flood barriers if you live in a flood-prone area. Check your insurance policy to ensure that you are covered for flood damage.

Where can I find more information about climate change in the Northern Territory?

You can find more information about climate change in the Northern Territory on the websites of the Northern Territory Government, the City of Darwin, and the Bureau of Meteorology.