© Crown copyright Met Office Status Report WIS – WMO Information System Chris Little, Met Office, Co-chair OGC Met. & Oceanography Domain WG

© Crown copyright Met Office

New WMO Information System

WIS Background Summary WMO Telecoms, GTS, is reliable, inflexible, ‘push’ only Still many point-to-point links Managed Network in Europe with two roles: –Areal Meteorological Data Comms Network AMDCN –Global Core/Main Trunk Network MTN Some of Eastern Europe/Caucasus not yet joined Some global centres still joining MTN –Brasil – consultant helping with telecom procurement –Canada – lawyers reading the agreement –South Africa - connected , last week! Other regions’ AMDCNs not yet happened.

© Crown copyright Met Office WIS Components Global Information System Centre (GISC) Global Catalogue + 24 hour operational Global Data Cache Exchanges information & synchronises with other GISCs Receives information from NCs and DCPCs Ensures around-the-clock, reliable and secure operations maybe >1 per 2. National Centre (NC) maybe >1 per country Country collected/generated information sent to GISC/DCPC Portal for national users & administrates their access to WIS Generate standardised metadata as well as data

© Crown copyright Met Office 3. Data Collection & Production Centre (DCPC) Neither GISC or NC: information production facility, regional or global Generates, maintains and makes accessible standardized metadata catalogues of its data holdings through GISCs Supports information “Push” and ”Pull” mechanisms May facilitate access/exchange from/to NCs and GISCs Replaces/enhances Regional Telecom Hubs RTHs Replaces Regional Specialised Met. Centres RSMCs WIS Components - 2

WIS Interoperability Standards WMO Data Formats WMO Telecoms protocols + WMO Extranet + ‘Push’ WMO processes WMO Data Formats (though format neutral) Internet + WMO Extranet Global Catalogues –ISO19115+ISO19139+WMO profile V1.2 +ISO19119 –ISO23950+SRU1.3 (+CSW?) –OAI-PMH Global Cache (Bit Torrent to be piloted & proposed) ‘Push & Pull’ Dissemination Ad Hoc & Subscription (PubSub?)

© Crown copyright Met Office WIS live catalogue demo! WMO Congress Geneva May 2011 Scenario: How WIS can help with a (imaginary) food security analysis

© Crown copyright Met Office 5 GISCs endorsed by WMO 4 Technology solutions: CMA China Meteorological Administration (own software) DWD Deutscher Wetter Dienst (IBL Moving Weather) JMA Japan Meteorological Agency (own software, RSS) Météo-France (OpenWIS) UK Met Office (OpenWIS) Interoperability of catalogues, and harvesting of information demonstrated between all nodes, plus Brazil, Iran, NCAR Harvesting protocol agreed by WMO: OAI-PMH: Geonetwork (Lucene & Postgres) Java OAI API (Oracle)

37 DCPCs endorsed by WMO CMA China Meteorological Administration: 1 HKO Hong Kong, China: 1 DWD Deutscher Wetter Dienst: 10 JMA Japan Meteorological Agency: 8 Météo-France: 6 Norway: 1 UK Met Office: 8 ECWMF: 1 EUMETSAT: 1

Now operational

© Crown copyright Met Office

Operational

© Crown copyright Met Office Demo links: GISCs, DCPCs UK Met Office user portal Search and find, then self registration for delivery Météo-France user portal DWD Deutscher Wetter Dienst CMA China Meteorological Administration 国家气象信息中心简介 JMA Japan Meteorological Agency EUMETSAT EO Portal Norway IPY

© Crown copyright Met Office WIS Technologies - 1 Global Catalogue Metadata: ISO –WMO Profile 1.2 –Services could be ISO19119 Search with ISO SRU (+ CSW?) Harvesting: OAI-PMH Prototype: Geonetwork Catalogue access for all Default access policy, others supported No more than 24 hours out of date

© Crown copyright Met Office WIS Technologies - 2 Subscriptions Subscriptions & ad-hoc retrievals for authenticated and authorised users including self registered Using OpenAM/SAML2 (was OpenSSO) Need to agree subscription & backup standard (OGC PubSub?) Cache 24 hours worth of all ‘Essential’, critical, data Need to agree Content Distribution standard (Vuze + BitTorrent?) Stringent global performance standards (2 min latency end-to-end maximum for Warnings)

© Crown copyright Met Office OpenWIS demo (possibly)

© Crown copyright Met Office

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