Heavy rain Tuesday afternoon caused flash flooding across Warren, St. Charles and St. Louis counties. Heavy rainfall produced flash flooding in the area. http://t.co/sSDnnMfwDk #STLwx pic.twitter.com/XX6yFzevgd — Cindy Preszler KSDK (@CindyPreszler) June 11, 2014 A flash flood is caused when water rises rapidly in low-lying areas. The National Weather Service advises pedestrians and drives to… Continue reading Flash flooding causes problems throughout the area