Though far-reaching regional floods might cause great damage, flasg floods can occur with little warning, and can be quite deadly, as walls of water sweep rapidly through river valeys...:-)
Flash floods are dangerous because they come without warning. There is no way to prepare for a flash flood, because it cannot be predicted.
Flash Floods
It is a most dangerous flood.
A flash flood. These occur rapidly and are exceptionally dangerous due to the speed and force of the water.
Flash Floods go faster then 300 miles per hour and are very dangerous
because when a flash flood hits, they can be very fast, and unpredictable. they are very hard to predict, so they are very dangerous for people that get caught in them.
How big can a flash flood be?
flash flood wall
In 2007 in July Glouctestershire was hit by flash flood (a flash flood is a flood that happened really quick due to lots of rain)
flash flood
No there is no flash flood.
floods effect the environment by over increasing the level of water tables which is dangerous