1. Presented at the CAP Implementation Workshop in Negombo, Sri Lanka, 17 June 2014, by Eliot Christian Advisor to WMO Public Weather Services Division World Meteorological Organization (WMO) Weather and Disaster Risk Reduction Services Department (WDS) Public Weather Services Programme (PWS) Update on the International Register of Alerting Authorities

2. 17 June 2014The International Register of Alerting Authorities2  Established by WMO and ITU  Identifies officially recognized alerting authorities, asserted by WMO Members (treaty among 185 nations and 6 territories)  Register has categories of alert messages, plus URL's for forecasts and CAP messages  Users of alert messages and others can subscribe to a news feed to stay current with any changes to the Register What is the international Register of Alerting Authorities? Register of Alerting Authorities

3. 17 June 2014The International Register of Alerting Authorities3 Why is the Register necessary?  Aggregators and other intermediaries typically lack direct knowledge needed to distinguish an authoritative source of alert messages  This lack becomes more critical as alerting makes more use of large public networks  The Register of Alerting Authorities is a reference to address that knowledge gap  Each Register entry asserts that a particular source of alert messages is regarded by a WMO Member as authoritative

4. 17 June 2014The International Register of Alerting Authorities4 What are the key features of the Register?

5. 17 June 2014The International Register of Alerting Authorities5

6. 17 June 2014The International Register of Alerting Authorities6 The Register itself is linked to the ISO/ITU OID Tree http:/www.oid-info.com/get/2.49.0

7. 17 June 2014The International Register of Alerting Authorities7 Register entries are typically linked to a nation http:/www.oid-info.com/get/2.49.0.0

8. 17 June 2014The International Register of Alerting Authorities8 U.S. entry in the OID tree links back to the WMO register http:/www.oid-info.com/get/2.49.0.0.840 link to US entry in the Register

9. 17 June 2014The International Register of Alerting Authorities9 http://www.wmo.int/pages/prog/amp/pwsp/documents/AIR_PWS-20.pdf Administrative Procedure for Registering WMO Alerting Identifiers

10. 17 June 2014The International Register of Alerting Authorities10 RSS Feed for Changes in Registered Authorities http://alerting.worldweather.org/rss.xml http://alerting.worldweather.org/rss.xml

11. 17 June 2014The International Register of Alerting Authorities11 How are the Register entries maintained?  WMO Member PR’s were requested to designate editors for their Register records  Each designated editor is approved by WMO/PWS to use the Register application  Register application operates at Hong Kong Observatory; will be mirrored in South Africa

12. 17 June 2014The International Register of Alerting Authorities12 What is in the Register Right Now?  One or more editors have been officially designated by 121 of the WMO Members  The Register has 128 editors currently  The Register has at least one alerting authority record for each of the 191 WMO Members (185 nations and 6 territories)  There are 249 separate alerting authority records in the Register at present