The 17th session of the World Meteorological Organization (WMO) Congress will be held from 25 May to 12 June 2015, in Geneva, Switzerland.  

dates: 25 May – 12 June 2015  
location: Geneva, Geneve, Switzerland  
contact: WMO Secretariat  
phone: +41-22-7308111  
fax: +41-22-7308181  
e-mail: wmo@wmo.int  
www: https://sites.google.com/a/wmo.int/cg-17/
 http://www.wmo.int/pages/prog/gcos/index.php?name=Calendar