What are flash floods?
Flash floods are rapid and destructive floods that occur suddenly with little or no warning. They are typically characterized by a sudden surge of water in a short period of time, often within hours or even minutes, and can result in significant damage to property, infrastructure, and loss of life. Flash floods are usually caused by intense or excessive rainfall, often associated with thunderstorms, tropical cyclones, or other severe weather events, that overwhelms the capacity of the local drainage system to handle the water.
Flash floods can occur in various types of environments, including urban areas, mountainous regions, desert regions, and coastal areas. They can also occur in areas with dry or arid climates, where the ground is unable to absorb the water due to its low permeability. Flash floods can be especially dangerous because of their sudden onset, fast-moving water, and the potential for debris flows, mudslides, and other hazards associated with rapidly rising water levels.
Flash floods are a significant natural hazard, and it’s important to be aware of the risks associated with flash floods and take appropriate measures for flood prevention, preparedness, and response. This includes staying informed about weather conditions, avoiding flood-prone areas during heavy rainfall or flood warnings, having an emergency plan in place, and following guidance from local authorities during flash flood events.