Flash flooding strands motorists in Oklahoma City

From todays web browsing:

Flash flooding across the Oklahoma City area stranded motorists on their morning commutes Monday, prompting at least a half-dozen rescues and at least three interstate closures, authorities said.
And this:
EASTERN IOWA - Flood and flash flood warnings have been issued for several Eastern Iowa counties as rains continue to pelt the area. The main concern is for flash flooding late Tuesday morning into the afternoon, KCRG-TV9 First Alert Meteorologist Kaj O'Mara said. Heavy rains of 1 to 2 inches an hour are possible as storms train over each other.
As well as:
Flash Flood Watch Remains In Effect Through Wednesday Morning The Flash Flood Watch Continues For A Portion Of Indiana Including The Following Areas Bartholomew, Boone, Brown, Clay, Daviess, Decatur, Greene, Hamilton, Hancock, Hendricks, Henry, Jackson, Jennings, Johnson, Knox, Lawrence, Marion, Martin, Monroe, Montgomery, Morgan, Owen, Parke, Putnam, Rush, Shelby, Sullivan, Vermillion, and Vigo ... original. odrefiis viewpoint