Typhoon Utor, as of August 2013, the most powerful typhoon of the 2013 season, slammed into the Philippines causing death and destruction. The storm was expected to wreak havoc in Hong Kong, but it blew west of Hong Kong causing no significant damage but schools, some businesses and government offices were closed in anticipation of the storm. Flights at Hong Kong International Airport, one of the busiest in the world and a hub for flights in Asia, experienced significant delays as many flights were postponed or cancelled because of the storm.