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Where's the impact. Predicting damage from TCs in sparsely populated areas

<div>Severe TC Ilsa crossed the Western Australian coastline approximately 120 km east of Port Hedland on Thursday 13 April 2023. Observations at Bedout Island were the highest wind speeds ever recorded on standard BoM instruments (gust wind speed of 289 km/h). In anticipation of the TC, residents in the mining township of Telfer were evacuated, along with a small number of evacuees in other townships (Marble Bar, South Hedland and Nullagine). As a category 5 TC, the threat of widespread destruction was front of mind for emergency managers in Western Australia.</div><div><br></div><div>Geoscience Australia (GA) has established the National Hazard Impact and Risk Service (NHIRS), which provides quantitative modelled impact forecast information for tropical cyclones, large-scale wind events and earthquakes in Australia. NHIRS has been used by the Department of Fire and Emergency Services (DFES) Intelligence Unit to support operational resource planning for TC events.</div><div><br></div><div>In TC Ilsa, DFES Intelligence (and GA) officers reviewed the impact predictions in the days leading up to landfall. Genuine questions were asked about the level of predicted damage, which was almost negligible across northern WA in spite of the predicted landfall intensity. Why was that the case? Was the service operating as expected? This paper highlights the challenge of educating users on the utility of impact forecasting products and communicating the components that are integrated in the impact forecast.


Presented at the 30th Conference of the Australian Meteorological and Oceanographic Society (AMOS) 2024

Simple

Identification info

Date (Creation)
2023-08-25T12:00:00
Date (Publication)
2024-08-05T02:22:25
Citation identifier
Geoscience Australia Persistent Identifier/https://pid.geoscience.gov.au/dataset/ga/148709

Cited responsible party
Role Organisation / Individual Name Details
Publisher

Commonwealth of Australia (Geoscience Australia)

Voice
Author

Arthur, C.

Internal Contact
Author

Allen, N.

Internal Contact
Name

30th Conference of the Australian Meteorological and Oceanographic Society (AMOS) 5-9 February 2024, Canberra Australia

Issue identification

Session 36 Value chains for Early Warning Systems

Purpose

Abstract submitted to the Australian Meteorological and Oceanographic Society (AMOS) 2024 Conference

Status
Completed
Point of contact
Role Organisation / Individual Name Details
Resource provider

Place and Communities Division

External Contact
Point of contact

Commonwealth of Australia (Geoscience Australia)

Voice
Point of contact

Allen, N.

Internal Contact
Spatial representation type
Topic category
  • Geoscientific information

Extent

N
S
E
W


Maintenance and update frequency
Not planned

Resource format

Title

Product data repository: Various Formats

Website

Data Store directory containing the digital product files

Data Store directory containing one or more files, possibly in a variety of formats, accessible to Geoscience Australia staff only for internal purposes

Project
  • tropical cyclone

Project
  • impacts

Keywords
  • tropical cyclone

Keywords
  • impacts

Keywords
  • hazard

theme.ANZRC Fields of Research.rdf
  • Natural Hazards

Keywords
  • Published_External

Resource constraints

Title

Creative Commons Attribution 4.0 International Licence

Alternate title

CC-BY

Edition

4.0

Website

https://creativecommons.org/licenses/by/4.0/

Addressee
Role Organisation / Individual Name Details
User

Any

Use constraints
License
Use constraints
Other restrictions
Other constraints

© Commonwealth of Australia (Geoscience Australia) 2024

Resource constraints

Title

Australian Government Security Classification System

Edition date
2018-11-01T00:00:00
Website

https://www.protectivesecurity.gov.au/Pages/default.aspx

Classification
Unclassified
Classification system

Australian Government Security Classification System

Associated resource

Association Type
Was informed by
Title

Tropical Cyclone Impact Modelling System

Citation identifier
145321

Citation identifier
5647e42e-e330-467d-b1ed-d3adb1da8458

Website

http://pid.geoscience.gov.au/dataset/ga/145321

Link to eCat metadata record landing page

Language
English
Character encoding
UTF8

Distribution Information

Distributor contact
Role Organisation / Individual Name Details
Distributor

Commonwealth of Australia (Geoscience Australia)

Voice facsimile
OnLine resource

Link to Conference Page

Link to Conference Page

Distribution format
OnLine resource

Link to Abstract (p270)

Link to Abstract (p270)

Distribution format

Resource lineage

Statement

<div>Developed from event experiences of the Department of Fire and Emergency Services Western Australia and Geoscience Australia staff during Tropical Cyclone Ilsa (April 2023), using the National Hazard Impact and Risk Service for impact forecasts.</div>

Metadata constraints

Title

Australian Government Security Classification System

Edition date
2018-11-01T00:00:00
Website

https://www.protectivesecurity.gov.au/Pages/default.aspx

Classification
Unclassified

Metadata

Metadata identifier
urn:uuid/3b141632-91e3-4a23-9f90-4b3c2559954a

Title

GeoNetwork UUID

Language
English
Character encoding
UTF8
Contact
Role Organisation / Individual Name Details
Point of contact

Commonwealth of Australia (Geoscience Australia)

Voice
Point of contact

Allen, N.

Internal Contact

Type of resource

Resource scope
Document
Name

Conference Abstract

Alternative metadata reference

Title

Geoscience Australia - short identifier for metadata record with

uuid

Citation identifier
eCatId/148709

Metadata linkage

https://ecat.ga.gov.au/geonetwork/srv/eng/catalog.search#/metadata/3b141632-91e3-4a23-9f90-4b3c2559954a

Date info (Creation)
2024-07-31T04:28:44
Date info (Revision)
2024-07-31T04:28:44

Metadata standard

Title

AU/NZS ISO 19115-1:2014

Metadata standard

Title

ISO 19115-1:2014

Metadata standard

Title

ISO 19115-3

Title

Geoscience Australia Community Metadata Profile of ISO 19115-1:2014

Edition

Version 2.0, September 2018

Citation identifier
http://pid.geoscience.gov.au/dataset/ga/122551

 
 

Spatial extent

N
S
E
W


Keywords

impacts tropical cyclone
theme.ANZRC Fields of Research.rdf
Natural Hazards

Provided by

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Associated resources

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