The document discusses Hurricane Matthew in 2016 and provides information about tropical weather systems and hurricane categories. It explains that the hurricane season runs from June to November and during this time, conditions allow for the development of violent storms that can reach hurricane strength. It defines depressions, tropical storms, and hurricanes based on their sustained wind speeds and includes links about the Saffir-Simpson scale and footage of flying into Hurricane Joaquin. Images are also included showing areas before and after being hit by hurricanes.