1. Met Ocean DWG Progress report Met Ocean WMS 1.3 Best Practices
82nd OGC Technical Committee
Seoul Korea
Marie-Francoise Voidrot, Chris Little
Co chairs Met Ocean DWG
October 9, 2012
Copyright © 2012 Open Geospatial Consortium

2. Copyright © 2012 Open Geospatial Consortium
Background
The Met Ocean DWG has been created in March 2009 to provide an open forum for work on meteorological data interoperability
First focus on WMS issues and Modelling to set foundations to the works
Copyright © 2012 Open Geospatial Consortium

3. WMS 1.3 interoperability issues
Sept 2009 : 10 issues :
Time handling (12 times)
Bounding Box, Anti-Meridian, poles & Southern Hemisphere, Projections (6 times)
Vertical coordinates (5 times)
Metadata, search and filtering (4 times)
Performance (4 times)
Asynchronous and dynamic delivery (3 times)
Styling (3 times)
Security (2 times)
Integration with other systems, such as WCS, GRIB, OpenDap (2 times)
Cross section description (1 time)
A first proposal of Met Ocean Best Practices for WMS 1.3 focussing on Time and Vertical coordinates handling

4. Met Ocean Best Practices for WMS 1.3
Proposal available in the pending documents and on the twiki :
Submit this document to MODWG vote to begin a formal OGC process
Synthesis of a collaborative consensual work
Editors :
Chris Little, UK, Met Office
Marie-Françoise Voidrot, France, Meteo-France
Roy Ladner, US, COMNAVMETOCCOM
Jeff de La Beaujardière, US, NOAA
Jürgen Seib, GE, DWD
Stephan Siemen, ECMWF 4

5. Document content 1.Introduction 2.Scope 3.References
4.Terms and Definitions
5.Abbreviated terms
6.Conventions
7. Requirements for WMS Meteorology and Oceanography services
7.1WMS Layer – General Handling of Time
7.1.1WMS Layer – No defined Time
7.1.2WMS Layer – Single Time axis
7.1.3WMS Layer – Double Time Axes
7.2Elevation in WMS
7.2.1General Handling of Elevation
7.2.2WMS Layer – No defined Elevation
7.2.3WMS Layer – Computed Surfaces
7.2.4WMS Layer –Single Elevation
7.2.5WMS Layer – Multiple Elevations
7.2.6WMS Layer – Thick Surfaces
Annex A: Revision history

6. Motion
Met Ocean DWG request the TC to approve the public release of the WMS1.3 Best Practice for Time and Elevation
Moved : Ben Domenico
Second : Baudouin Raoult
Discussions No discussion
No Objection to unanimous consent