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Flash Floods. By: Elizabeth, Kayla, and Nick. How it forms. A flash flood forms whenever the amount of rainfall exceeds the areas natural and man made drainage and absorption system. How Severity is Measured. Rate of which water rises. Where it occurs.
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Flash Floods By: Elizabeth, Kayla, and Nick
How it forms • A flash flood forms whenever the amount of rainfall exceeds the areas natural and man made drainage and absorption system
How Severity is Measured • Rate of which water rises
Where it occurs • Areas with major rivers, streams, or other major water ways
Available Warning System • Flash flood warnings can be issued when the Doppler radar indicates very heavy reflectivities
Safety Procedures • Find out if you live in a flood prone area • Find out whether your property is above or below flood level • Have an evacuation plan • Keep first aid available • Keep radio, flashlight, and portable food supplies that do not need refrigeration
Most Severe • Happened in China • In 1931 • 2,500,000 - 3,700,000 people died