afghanistan meteorological authority arabian sea bay of bengal chennai china meteorological administration czech hydrometeorological institute danish meteorological institute deutscher wetterdienst equator fiji meteorological service finnish meteorological institute government of india guwahati hong kong observatory hydrometeorological centre of russia india indian national satellite system indian ocean indian space research organisation instituto de meteorologia japan meteorological agency john eliot kolkata met office meteorological service of canada meteorological service of new zealand limited mozambique national institute of meteorology mumbai nagpur national weather service new delhi norwegian meteorological institute pakistan meteorological department pune royal meteorological institute shimla south african weather service tropical cyclone turkish state meteorological service world meteorological organization