Congress XIV, Geneva, 5–24 May 2003 recognized that climate system monitoring and climate change detection were increasingly important inputs to high priority activities such as early warning and disaster prevention planning and requested the president of CCl to liaise with CBS on the definition and guidelines for climate alert systems (WMO No 960, Abridged final report with resolution, page 38)
CCl-XIV, Beijing, 3-10 November 2005 clarified the definition and aspects of Climate Watch (WMO No 996, final abridged report with resolution)
- Climate Watch is a system, i.e. a set of functions and responsibilities, providing information on the status of climate, and foremost on its possible negative impacts;
- Climate Watch System does not imply or require creation of new entities to run climate watch activities;
- Climate watch advisories were to be issued by NMHSs to their users;
- Regional climate entities would assist NMHSs by providing regional climate products to NMHSs.
Congress XV, Geneva, 7- 25 May 2007 adopted Resolution 12 (Cg-XV) on future climate monitoring priorities including the enhancement of climate monitoring capabilities for the generation of higher quality and new types of products and services and the implementation of climate watches particularly in developing countries (WMO No. 1026)
Executive Council LX, Geneva, 18-27 June 2008 noted the urgent need for NMHSs and regional climate institutions to make use of best practices in delivery, provision and evaluation of a Climate Watch System and in managing efficiently and seamlessly the interaction among the involved parties. (WMO No. 1032, Abridged final report with resolution, page 19)