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Development of a local wind field for Tropical Cyclone Debbie

Tropical Cyclone (TC) Debbie made landfall near Airlie Beach, Queensland on the 28th March 2017 as a category four system. After TC Debbie had dissipated, survey teams from James Cook University (JCU) and Geoscience Australia conducted post-disaster damage surveys to assess the extent of damage caused by the storm.


Observations of wind speeds during TC Debbie were recorded at a number of Bureau of Meteorology automatic weather stations, as well as six mobile anemometers deployed by JCU prior to landfall. While these stations provide valuable measurements of wind speed at their locations, an estimate of the winds throughout the landscape is required to assign maximum wind speeds to the observed level of damage at each surveyed location. This relationship will be used to develop vulnerability curves for building stock in the affected region. These curves can assist emergency managers prepare for and respond to future severe wind events, through developing an understanding of the vulnerability of local building stock to severe wind events.


We use the following workflow to develop a corrected, local wind field for TC Debbie:

1. Model the maximum wind gust over the lifetime of TC Debbie across the landfall region using the Tropical Cyclone Risk Model (TCRM);

2. Apply a correction for local wind factors, including topography, land cover, shielding and wind direction;

3. Validate the local wind field against observations;

4. Apply a correction based on the difference between the observed and modelled wind fields.

The final wind field is a product of the modelled wind field, local and observational corrections to produce the best estimate of the spatial distribution of the maximum wind gust throughout the lifetime of TC Debbie.


Poster presented at the 2018 Amos-ICSHMO Conference Sydney, NSW

( https://www.ametsoc.org/index.cfm/ams/meetings-events/ams-meetings/amos-icshmo-2018/)

Simple

Identification info

Date (Creation)
2018-02-08T00:00:00
Date (Publication)
2024-02-22T00:34:50
Citation identifier
Geoscience Australia Persistent Identifier/https://pid.geoscience.gov.au/dataset/ga/116101

Cited responsible party
Role Organisation / Individual Name Details
Publisher

Commonwealth of Australia (Geoscience Australia)

Voice
Author

Krause, C.

Space Division Internal Contact
Author

Arthur, C.

Place and Communities Internal Contact
Name

Australian Meteorological and Oceanographic Society (AMOS) and the American Meteorological Society (AMS) (AMOS-ICSHMO 2018, 5-9 February 2018 Sydney, NSW>

Purpose

Technical poster presented at the AMOS 2018 Conference.

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

Commonwealth of Australia (Geoscience Australia)

Voice
Resource provider

Space Division

External Contact
Point of contact

Krause, C.

Space Division Internal Contact
Spatial representation type
Topic category
  • Geoscientific information

Extent

Extent

N
S
E
W


Maintenance and update frequency
As needed

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

theme.ANZRC Fields of Research.rdf
  • EARTH SCIENCES

Keywords
  • category 5 cyclone

Project
  • Severe wind hazard agreement

Keywords
  • Tropical cyclone wind footprint

Keywords
  • Published_External

Resource constraints

Title

Creative Commons Attribution 4.0 International Licence

Alternate title

CC-BY

Edition

4.0

Website

http://creativecommons.org/licenses/

Access constraints
License
Use constraints
License
Other constraints

© Commonwealth of Australia (Geoscience Australia) 2017

Resource constraints

Title

Australian Government Security ClassificationSystem

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

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

Classification
Unclassified
Language
English
Character encoding
UTF8

Distribution Information

Distributor contact
Role Organisation / Individual Name Details
Distributor

Commonwealth of Australia (Geoscience Australia)

Voice facsimile
OnLine resource

Download Poster (pdf) [4.0 MB]

Download Poster (pdf) [4.0 MB]

Distribution format
  • pdf

    File decompression technique

    nil

Resource lineage

Statement

Poster produced for presentation at the AMOS 2018 Conference.

Hierarchy level
Product

Metadata constraints

Title

Australian Government Security ClassificationSystem

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

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

Classification
Unclassified

Metadata

Metadata identifier
urn:uuid/30281b2f-16f4-41ec-be08-c7f37f4ca65a

Title

GeoNetwork UUID

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

Commonwealth of Australia (Geoscience Australia)

Voice
Owner

Krause, C.

Space Division Internal Contact
Point of contact

Krause, C.

Space Division Internal Contact

Type of resource

Resource scope
Document
Name

Conference Poster and Presentation

Alternative metadata reference

Title

Geoscience Australia - short identifier for metadata record with

uuid

Citation identifier
eCatId/116101

Metadata linkage

https://ecat.ga.gov.au/geonetwork/srv/eng/catalog.search#/metadata/30281b2f-16f4-41ec-be08-c7f37f4ca65a

Date info (Creation)
2018-01-15T23:25:52
Date info (Revision)
2018-01-15T23:31:25

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
https://pid.geoscience.gov.au/dataset/ga/122551

 
 

Spatial extent

N
S
E
W


Keywords

Severe wind hazard agreement Tropical cyclone wind footprint category 5 cyclone
theme.ANZRC Fields of Research.rdf
EARTH SCIENCES

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