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Bookmark or Share- What is a flash flood? | NASA Global Precipitation ...A flash flood is a rapid rise of water along a stream or low-lying urban area. Flash flooding occurs within six hours of a significant rain event and is usually caused by intense storms that produce heavy rainfall in a short amount of time.
- Severe Weather 101: Flood Basics - NOAA National Severe ...Flash floods occur when heavy rainfall exceeds the ability of the ground to absorb it. They also occur when water fills normally dry creeks or streams or enough water accumulates for streams to overtop their banks, causing rapid rises of water in a short amount of time.
- Flash flood - WikipediaA flash flood is a rapid flooding of low-lying areas: washes, rivers, dry lakes and depressions. It may be caused by heavy rain associated with a severe thunderstorm, hurricane, or tropical storm, or by meltwater from ice and snow.
- Flash Flooding Is A Sudden Danger. Here's What You Should Do ...A flash flood is one that happens suddenly, usually in the span of an hour, but sometimes in just minutes. It can happen when heavy rain falls over already soaked...
- What Is a Flash Flood? - Scientific AmericanFlash flooding is a specific type of flooding that occurs in a short time frame after a precipitation event – generally less than six hours. It often is caused by heavy or excessive rainfall...
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