Compare the difference between a typhoon and a hurricane.
Stress that excessive rainfall and high winds from these storms can directly damage all or part of the information system or, more likely, the building that houses it. Organizations in coastal or low-lying areas may suffer flooding as well, which would restrict access to the buildings that house information systems.
Guide students to understand that this brief but impactful type of natural disaster may be mitigated with casualty or business interruption insurance.