Gonu, the second tropical cyclone of the 2007 northern Indian ocean cyclone season, affected Oman, Pakistan, the United Arab Emirates and the Islamic Republic of Iran. This report examines the effects of cyclone Gonu in the Islamic Republic of Iran where it approached on its path on 6 June 2007 and reviews the actions taken before, during and after the cyclone. The incident highlighted the need for a special protocol to be prepared for all types of natural disasters. Responsible organizations should train their personnel according to the prepared protocols and service packages. Among the important lessons learned were the need for early warning, proper community involvement, access to essential data for risk analysis, special attention to safety of infrastructures, coordination and command integrity.