Storm Risk in Knockrow, NSW: 2026 Assessment

Knockrow, New South Wales· UNKNOWN
Moderate storm risk — East Coast Lows bring severe weather including hail and damaging windsUpdated 13 Apr 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
Knockrow, NSW
Overall Risk
Medium
Postcode
2479
Highest high-risk exposure
9% of land (surface flood)

Storm Risk Analysis

Knockrow, 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 Knockrow.

Severe thunderstorms affecting Knockrow 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 Knockrow property owners, this reinforces the value of storm-resistant building features and comprehensive insurance.

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

Knockrow 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 85.9% 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 Knockrow.

Knockrow (postcode 2479) 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 surface flood (9% of land in high-risk zones), bushfire (5.5% of land in high-risk zones), riverine flood (3% of land in high-risk zones). Exposure is not uniform across Knockrow — 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

Wind/Storm RegionLow-lying areas potentially exposed
Storm Risk LevelModerate
Distance to Coast5 km

Historical Events

2017
Moderate

A severe storm caused flash flooding and power outages in Knockrow.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in flood control infrastructure, such as levees and drainage systems, to protect properties from flooding.

Est. cost: High

Bushfire Preparedness

Near-term

Implement bushfire prevention strategies, such as vegetation management and community education programs.

Est. cost: Medium

Heatwave Preparedness Plan

Immediate

Develop a heatwave preparedness plan to protect vulnerable populations during extreme heat events.

Est. cost: Low

Coastal Management

Long-term

Implement coastal management strategies to address sea level rise and coastal erosion.

Est. cost: High

Council & Emergency Services

Ballina Shire Council
Emergency Services

Data last updated: 13 April 2026

Explore Knockrow Risk Reports

Frequently Asked Questions

Is Knockrow prone to hailstorms?

Hail risk in Knockrow 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 Knockrow?

Under AS/NZS 1170.2, properties in Knockrow 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 Knockrow?

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 Knockrow 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 share of Knockrow is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 9% of Knockrow in high-risk zones for surface flood, with a further 75.6% 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 Knockrow Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Knockrow, 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