Flash Flood Research and Prediction Model According to the National Weather Services (NWS), a flash flood is defined as a flood that develops in under six hours, though they can form in a matter of minutes. It is important to understand flash floods which is responsible for 80% of weather-related deaths in the United States. When rain falls.
A flash flood: Describe how bad weather conditions affected the people living in your area. It was the worst rainy weather I had seen. The skies remained overcast as sheets of rain poured down without stopping. In the evenings, the rain was usually accompanied by blinding flashes of lightning and deafening peals of thunder. Most of the.