Haitang

Source: earthobservatory.nasa.gov
Typhoons are tropical low pressure systems, meaning air is rapidly rising and therefore very unstable. Thus typhoon bring stormy conditions.
Look at your atmospheric notes, there is one DRQ on tropical storms.

Taiwan suffered a direct hit from Typhoon Haitang on the afternoon of Monday July 18, 2005 local time with sustained winds reported at 184 kph

Such storms area a major factor that lead to slope failure and accelecrated rate of coastal erosion.