📮 Mascot postcode: 2020

Storm Risk in Mascot, NSW: 2026 Assessment

Mascot, New South Wales· UNKNOWN· 2020
Moderate storm risk — East Coast Lows bring severe weather including hail and damaging windsUpdated 2 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
Mascot, NSW
Overall Risk
Medium
Postcode
2020
Highest high-risk exposure
6.2% of land (coastal inundation)

Storm Risk Analysis

Mascot, 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 Mascot.

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

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

Mascot 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 89.3% 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 Mascot.

Mascot (postcode 2020) 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 coastal inundation (6.2% of land in high-risk zones), surface flood (5.8% of land in high-risk zones), bushfire (5.1% of land in high-risk zones). Exposure is not uniform across Mascot — 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 are exposed to sea level rise.
Storm Risk LevelModerate
Distance to Coast1 km

Historical Events

2015
Minor

A severe storm brought heavy rain and strong winds to Mascot, causing minor damage to properties.

Adaptation & Mitigation Actions

Upgrade drainage infrastructure

Near-term

Invest in upgrading drainage systems to improve flood management and reduce the risk of flash flooding.

Est. cost: High

Implement urban greening initiatives

Near-term

Increase vegetation cover in Mascot to reduce the urban heat island effect and provide shade during heatwaves.

Est. cost: Medium

Strengthen coastal defenses

Long-term

Construct seawalls and other coastal defenses to protect low-lying areas from sea level rise and storm surges.

Est. cost: Very High

Develop a community heatwave plan

Immediate

Create a plan to protect vulnerable populations during heatwaves, including establishing cooling centers and providing assistance to those in need.

Est. cost: Low

Promote water conservation

Near-term

Encourage residents and businesses to conserve water to reduce the strain on water resources during droughts.

Est. cost: Low

Council & Emergency Services

Randwick City Council
Emergency Services

Data last updated: 2 May 2026

Explore Mascot Risk Reports

Frequently Asked Questions

Is Mascot prone to hailstorms?

Hail risk in Mascot 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 Mascot?

Under AS/NZS 1170.2, properties in Mascot 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 Mascot?

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 Mascot 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 Mascot is exposed to high coastal inundation risk?

ClimateNest's hazard overlay maps 6.2% of Mascot in high-risk zones for coastal inundation, with a further 64.2% 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 Mascot Safe from Climate Risk?

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