At 145 AM CDT, Trained weather spotters reported the creek in Kalona, Iowa is out of its banks and still rising. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts of 1 to 3 inches are possible in the warned area as additional storms move through the area.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Trained spotters reported.
IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas.
Some locations that will experience flash flooding include... Iowa City, Muscatine, Washington, Tipton, Marengo, West Branch, Sigourney, Columbus Junction, Durant, Coralville, North Liberty, West Liberty, Williamsburg, Wilton, Kalona, Tiffin, Wellman, Lone Tree and University Heights.
This includes the following highways... Interstate 80 in Iowa between mile markers 205 and 277. Interstate 380 between mile markers 1 and 7.