Flash flooding occurs as a result of an intense storm dropping large amounts of rain within a brief period.
Flash floods are the number one weather-related killer in the United States.
Flash flooding across a low water crossing at Bull Creek. Two feet of water will carry away most automobiles and SUVs. As little as six inches of moving water can be dangerous. Fast-moving water causes major damage to roads and bridges. A road may look normal, but the pavement or support structures underneath may be missing.