Storm Risk in Great Marlow, NSW: 2026 Assessment

Great Marlow, New South Wales· UNKNOWN
Moderate storm risk — East Coast Lows bring severe weather including hail and damaging windsUpdated 4 May 2026

Storm Risk Score

3.9/10

Moderate storm risk — East Coast Lows bring severe weather including hail and damaging winds

Key Facts

Storm Risk
Moderate storm risk — East Coast Lows bring severe weather including hail and damaging winds
Trend
stable
Suburb
Great Marlow, NSW
Overall Risk
Medium
Postcode
2460
Region
Regional
Median property value
$500,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
10% of land (bushfire)

Storm Risk Analysis

Great Marlow, New South Wales, has a moderate storm risk profile. This includes exposure to severe thunderstorms, hail, damaging winds, and — in tropical regions — cyclone impacts. The applicable wind region classification under AS/NZS 1170.2 influences building design standards for Great Marlow.

Severe thunderstorms affecting Great Marlow can produce damaging wind gusts, large hail, and intense rainfall. The Bureau of Meteorology issues severe weather warnings for New South Wales, and historical storm data helps characterise the frequency and intensity of events in the region.

CSIRO research indicates that the intensity of severe convective storms — including those producing hail and damaging winds — may increase in a warming climate. For Great Marlow property owners, this reinforces the value of storm-resistant building features and comprehensive insurance.

ClimateNest provides address-level storm risk reports for Great Marlow including wind zone classification, hail risk probability, and property-specific mitigation recommendations based on your building characteristics.

Great Marlow sits within ClimateNest's suburb-level hazard model for severe storm risk. 0% of the suburb's land area is mapped in high-risk severe storm zones and 90.1% in moderate-risk zones, based on the national hazard overlay. Exposure at this scale varies street by street, which is why an address-level check matters before you buy or insure a specific property in Great Marlow.

On ClimateNest's 0–10 suburb hazard index, Great Marlow scores 4 for severe storm risk — a moderate exposure relative to the Australian suburb range. For comparison, properties in Great Marlow can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Great Marlow located in Regional (postcode 2460), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $500,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Great Marlow.

Across the six hazard axes ClimateNest models, the dominant climate risk in Great Marlow is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+25% by 2030). These suburb-level signals help prioritise which properties need the closest look — the actual risk of any single home can only be confirmed with an address-level report.

Whether you are buying, selling or renovating in Great Marlow, extreme heat is the hazard to weigh first. Local council planning controls, state hazard mapping and lender climate policies each reference this kind of suburb-level signal, and property decisions in Great Marlow are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Wind/Storm RegionLow
Storm Risk LevelNegligible
Distance to Coast50 km

Adaptation & Mitigation Actions

Improve Drainage Infrastructure

Near-term

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

Est. cost: High

Develop a Heatwave Management Plan

Immediate

Implement a plan to protect vulnerable residents during heatwaves, including cooling centers and community outreach.

Est. cost: Medium

Bushfire Preparedness Education

Near-term

Provide education and resources to residents on how to prepare for and respond to bushfires.

Est. cost: Low

Promote Water Conservation

Long-term

Encourage water conservation measures to reduce strain on water resources during droughts and heatwaves.

Est. cost: Low

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 4 May 2026

Explore Great Marlow Risk Reports

Frequently Asked Questions

Is Great Marlow prone to hailstorms?

Hail risk in Great Marlow depends on the frequency of severe thunderstorm activity in the New South Wales region. BOM tracks severe storm events including hail. Property-specific risk depends on roof design, building orientation, and local storm patterns.

What wind rating applies to buildings in Great Marlow?

Under AS/NZS 1170.2, properties in Great Marlow are assigned a wind region classification. This rating determines structural design requirements for new buildings. Check with ClimateNest or a structural engineer for your property's classification.

Does storm risk affect insurance premiums in Great Marlow?

Yes, storm damage — including wind, hail, and rain ingress — is one of the most common insurance claims in Australia. Properties in higher wind zones or with greater hail exposure may face higher premiums or specific policy conditions.

What storm mitigation measures should Great Marlow property owners consider?

Storm mitigation includes impact-resistant roofing, cyclone-rated fixings where required, window and door shutters, regular roof and gutter maintenance, securing outdoor items, and ensuring compliance with current wind load standards under the National Construction Code.

What are the main climate risks in Great Marlow?

ClimateNest's suburb model rates Great Marlow's dominant climate risk as extreme heat at 5/10 on a 0–10 index, followed by damaging wind (4/10) and severe storm (4/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Great Marlow.

What share of Great Marlow is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 10% of Great Marlow in high-risk zones for bushfire, with a further 84.2% 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 Great Marlow Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Great Marlow, New South Wales, covering flood, bushfire, sea level rise and more.

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