Climate Risk in Katherine South, NT

Katherine South, Northern Territory
Medium Risk
Updated Apr 2026

Katherine South faces moderate risks from flooding and heatwaves, with bushfire risk also present. Climate change is expected to exacerbate these risks, particularly in terms of increased temperatures and rainfall intensity. 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
4.0
Heat
7.0
Coastal
1.0

Climate Hazard Breakdown for Katherine South

increasing

Flood

65/100

Katherine South faces a moderate risk of flooding due to its proximity to the Katherine River and low-lying areas. Intense rainfall events can lead to riverine and flash flooding.

Key drivers:

  • ·Increased rainfall intensity
  • ·Urban development
increasing

Bushfire

40/100

The risk of bushfires in Katherine South is moderate, particularly during the dry season. Grasslands and nearby bushland increase the potential for fire spread.

Key drivers:

  • ·Dry vegetation
  • ·High temperatures
increasing

Heat

70/100

Katherine South experiences high temperatures, especially during the summer months. Heatwaves are becoming more frequent and intense, posing a risk to vulnerable populations.

Key drivers:

  • ·Climate change
  • ·Urban heat island effect
stable

Coastal

10/100

Katherine South is located inland and does not face a direct risk from coastal hazards such as sea level rise or coastal erosion.

Key drivers:

  • ·Distance from the coast
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 Katherine South

Detailed Hazard Analysis

heat Risk

70/100

Katherine South experiences high temperatures, especially during the summer months. Heatwaves are becoming more frequent and intense, posing a risk to vulnerable populations.

Primary Drivers

  • ·Climate change
  • ·Urban heat island effect

Projections (RCP8.5)

2030

7.5

2050

8.0

Data source

flood Risk

65/100

Katherine South faces a moderate risk of flooding due to its proximity to the Katherine River and low-lying areas. Intense rainfall events can lead to riverine and flash flooding.

Primary Drivers

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

Projections (RCP8.5)

2030

7.0

2050

7.5

Data source

coastal Risk

10/100

Katherine South is located inland and does not face a direct risk from coastal hazards such as sea level rise or coastal erosion.

Primary Drivers

  • ·Distance from the coast

Projections (RCP8.5)

2030

1.0

2050

1.0

Data source

bushfire Risk

40/100

The risk of bushfires in Katherine South is moderate, particularly during the dry season. Grasslands and nearby bushland increase the potential for fire spread.

Primary Drivers

  • ·Dry vegetation
  • ·High temperatures
  • ·Windy conditions

Projections (RCP8.5)

2030

4.5

2050

5.0

Data source

What This Means for Property Owners

Insurance Outlook

Insurance premiums may increase due to flood and heatwave 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 bushfires.
  • 3.Consider the impact of heatwaves on energy costs and comfort.
  • 4.Review insurance options and premiums.

Local Climate Evidence

Flood Evidence

Nearest Waterway
Katherine River
Elevation Range
Varies, generally low-lying
Flood Zone
Areas near the Katherine River are prone to flooding

Historical flood events have impacted properties in Katherine South. Residents should check flood maps and be aware of evacuation routes.

View council flood map

Bushfire Evidence

Distance to Bushland
Adjacent to bushland areas
Planning Overlay
Check with NT Fire and Rescue Service
Bushfire Prone Area
Yes

Katherine South is located near bushland, increasing the risk of bushfires during the dry season. Residents should maintain their properties and be aware of fire danger ratings.

Heat Evidence

Avg January Max Temp
37°C
Heat Stress Days/Year
15 days

Katherine South experiences high temperatures and humidity during the summer months. Residents should take precautions to avoid heat stress, such as staying hydrated and seeking air-conditioned environments.

Coastal Evidence

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

Historical Climate Events

1998
floodMajor

The Katherine River experienced a major flood event, causing widespread damage to properties and infrastructure in Katherine South.

Source
2006
floodModerate

Moderate flooding occurred in Katherine South due to heavy rainfall, affecting some residential areas.

Source
2019
heatwaveModerate

Katherine South experienced a prolonged heatwave with record-breaking temperatures, placing strain on the local health system.

Source
2023
floodMinor

Minor flooding impacted low-lying areas of Katherine South following a period of heavy rainfall.

Source

Climate Outlook to 2050

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

HazardToday20302050
flood656.8(+0.3)7.1(+0.6)
bushfire404.2(+0.2)4.4(+0.4)
heat707.8(+0.8)8.5(+1.5)
coastal101.01.0

By 2030, Katherine South is projected to experience a notable increase in heatwave intensity and frequency, along with a slight increase in flood risk due to more intense rainfall events. Bushfire risk is also expected to rise marginally. Coastal risks remain negligible.

CSIRO Climate Projections

Adaptation Recommendations

Improve Flood Defenses

Near-term

Invest in infrastructure to mitigate flood risk, such as levees, drainage improvements, and flood-proofing of buildings.

Est. cost: High

Learn more

Enhance Heatwave Preparedness

Immediate

Develop and implement a comprehensive heatwave plan, including public awareness campaigns, cooling centers, and support for vulnerable populations.

Est. cost: Medium

Learn more

Strengthen Bushfire Management

Near-term

Implement bushfire prevention measures, such as controlled burns, vegetation management, and community education programs.

Est. cost: Medium

Learn more

Promote Water Conservation

Long-term

Encourage water conservation practices to reduce strain on water resources during periods of drought and heat.

Est. cost: Low

Learn more

About Katherine South's Climate Risk Profile

Katherine South, located in the Northern Territory, is susceptible to a range of climate-related hazards. The primary concern is flooding, due to the suburb's proximity to the Katherine River. Intense rainfall events can cause the river to overflow, inundating low-lying areas and potentially damaging property.

Bushfire risk is also a factor, especially during the dry season when vegetation becomes highly flammable. While Katherine South is not directly on the coast, heatwaves pose a significant threat to public health, particularly for vulnerable populations such as the elderly and those with pre-existing medical conditions. Climate change is projected to increase the frequency and intensity of heatwaves, exacerbating this risk.

The local government is working to mitigate these risks through various strategies, including flood mitigation measures, bushfire prevention programs, and heatwave preparedness plans. However, individual residents also have a role to play in preparing for and responding to these hazards. This includes staying informed about weather forecasts and warnings, developing emergency plans, and taking steps to protect their property.

Future climate projections indicate that Katherine South will experience higher temperatures, more intense rainfall events, and a longer bushfire season. These changes will likely increase the overall risk profile of the suburb, making it even more important for residents to take proactive measures to adapt to the changing climate.

Data sources: BOM · CSIRO · NT Emergency Service · Katherine Town Council

Local Government Resources

Frequently Asked Questions

What are the main climate risks facing Katherine South?

Katherine South faces risks from flooding, heatwaves, and bushfires. Climate change is expected to increase the frequency and intensity of these events.

How can I prepare my home for a flood?

You can prepare your home by elevating appliances, sealing walls, and creating a flood emergency kit. Check the Katherine Town Council website for more information.

What should I do during a heatwave?

During a heatwave, stay indoors in air-conditioned environments, drink plenty of water, and avoid strenuous activity. Check on vulnerable neighbors and family members.

How can I protect my property from bushfires?

You can protect your property by clearing vegetation around your home, maintaining your gutters, and having a bushfire survival plan. Contact the NT Fire and Rescue Service for advice.

Where can I find information about emergency warnings?

You can find information about emergency warnings on the NT Emergency Service website and through local media outlets.

Get your property's risk report

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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