The advance warning came from the regional centre of India Meteorological Department (IMD) in Dehradun on June 13.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/lessons-still-unlearned
[2] http://admin.indiaenvironmentportal.org.in/category/author/bhavna-vij-aurora
[3] http://admin.indiaenvironmentportal.org.in/category/author/amarnath-k-menon
[4] http://admin.indiaenvironmentportal.org.in/category/newspaper/india-today-new-delhi
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/natural-disasters
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/disaster-management
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/indian-meteorological-department-imd
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rainfall
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/uttaranchal-uttarakhand
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/disaster-preparedness
[11] http://admin.indiaenvironmentportal.org.in/thesaurus/comptroller-and-auditor-general-india-cag