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© Crown copyright 2007
OGC MDWG
Meteorology Domain Working GroupChris Little [email protected] +44 1392 886278
Exeter, 2009-06-08
© Crown copyright 2007
Why me?
Co-Chair OGC Meteorology Domain Working Group
Regional Association VI Co-Rapporteur on GTS on Planning & Implementation Working Group (with Leonid Bezruk, Russia)
UK Met Office representative on RMDCN Operating Committee
WMO Focal Point for RTH Exeter
I’ve been around a long time
© Crown copyright 2007
OGC MDWG
A Little Background
© Crown copyright 2007
OGC Meteo DWG: Why?
Nov 2007: ECMWF 11th Workshop on Meteorological Operational Systems - recommended:
Nov 2008: ECMWF-OGC Workshop on Use of GIS/OGC Standards in Meteorology Aims: Review use of OGC (Open Geospatial Consortium)
standards in Europe & worldwide
Promote collaboration between met services to define common standards for interoperability
© Crown copyright 2007
Ready-made community of interest
© Crown copyright 2007
ECMWF-OGC Workshop 2008 - 1
Topics:• Standards: OGC, WMO & Inspire representatives
• Commercial solutions
• Developments at several NMSs worldwide
• Progress elsewhere, such as ESA & Eurocontrol
Four Working Groups:• Roadmap for Collaboration
• Use of the OGC Web Map Services
• Use of GML & Coverages
• Security and Access Control
© Crown copyright 2007
ECMWF-OGC Workshop 2008 - 2Roadmap for Collaboration
• Establish OGC Meteorology DWG• Collaboration tools, like website• 6 monthly Interoperability Experiments• Validate standards and best practices
Use of the OGC WMS
• Develop meteorological profile
Use of GML & Coverages• Develop core models, use case driven, • Validate, establish governance, registries
Security and Access Control• Delegate to proxies• Use lower level SSL/VPN IP filtering• Role based authentication• Establish Virtual Organisations
© Crown copyright 2007
ECMWF-OGC Workshop 2007 - 3
Recommended:• Roadmap for further collaboration
• Interoperability test beds of OGC web services for met. data & visualization
• Leading to recommendations to WMO
www.ecmwf.int/newsevents/meetings/workshops/2008/OGC_workshop/index.html
© Crown copyright 2007
OCG Who?
• Open Geospatial Consortiumhttp://opengeospatial.org
• Non-profit making
• Standards setting
• Global
• ~380 members:• Industry• Government bodies• Academia• Individuals
© Crown copyright 2007
OGC How?
TC - Technical Conference every 3 months- Boston June 2009
- Darmstadt Sept 2009
- Mountainview Dec 2009
SWG - Standards Working Groups- Fast track to ISO
DWD - Domain Working Groups- Cross-cutting
IE – Interoperability Experiments-6 monthly cycle
Management structure, OAB, open & closed
© Crown copyright 2007
OGC What?
OGC Discussion papersOGC Best PracticesOGC Standards:
• GML Geographical Mark-up Language
• WFS Web Feature Service
• WMS Web Map Service
• Etc
Then ISO Standards:• 191xx
• Etc
Then WMO uses them, willing or not (Inspire)
© Crown copyright 2007
OGC TC Athens March 2009 - 1
Formally established:HDWG - Hydrology Domain Working GroupMDWG - Meteorology Domain Working Group
Coordinated by: ESSDWG – Earth & Space Science DWG
MDWG Co-Chairs:Chris Little & Marie-Françoise Voidrot
© Crown copyright 2007
OGC TC Athens March 2009 - 2
Meteo Domain WG Charter
Started formal MoU between OGC & WMO
Open Mailing list• [email protected]
• https://lists.opengeospatial.org/mailman/listinfo/meteo.dwg
Open Twiki
© Crown copyright 2007
OGC – WMO MoU - 1
WMO benefits:• Fast, effective, user-driven process• Develop, test, demonstrate, promote standards• Visibility & accountability • Interoperability expertise• Web-based tools and practices supporting
consensus-based standards development• Ecosystem of tool-builders, researchers, small
companies, large geospatial software houses.
© Crown copyright 2007
OGC – WMO MoU - 2
OGC benefits:• Rigorous testing on a wide variety of data:
• in-situ & mobile platforms
• active & passive remote sensing
• gridded simulations
• Web Map Services
• Develop profiling methodology• Maturation of harmonization/dependencies
methodology for global Spatial Data Infrastructures
© Crown copyright 2007
OGC MDWG
Future Possibilities & Issues
© Crown copyright 2007
OGC MDWG draft plan
Web Map Services Interoperability Experiments June – December 2009
Questionnaire – 6 replies so far
Volunteers – several – informal Steering Group
Hands up, please. Now!
Other topics later (e.g. modelling, WCS, etc)
© Crown copyright 2007
OGC MDWG Questionnaire - 1
6 Responses, using WMS:• 2 NMHSs,2 Nat Environment Agencies, EUMETSAT,
Regional MHS
• Mainly using since 2007-08. 2003 earliest.
• 3 members of OGC
• 3 operational
• 3 public (with restricted access)
• 3 ½ interested in IEs
• 2 might commit resource
© Crown copyright 2007
OGC MDWG Questionnaire - 2
• Mainly WMS 1.1.1
• Servers:
Mapserver, GeoServer, Arc IMS, IBL VisWx
• Clients:
OpenLayers, Google Earth, Flex, NinJo, IBL VisWx,
Custom
• Raster and Vector
• Base maps, space imagery, radar, lightning, obs, grids
• EPSG:4326,23031,31467,42304,54004,900913, others
• Issues:
Time, security, metadata, performance, asynchronous completion, BBOX & 180°
© Crown copyright 2007
Questions & Answers ?
© Crown copyright 2007
OGC MDWG Questionnaire
Several Questions
Several replies already
Summary:
??