Disaster declared as flooding forces evacuations in northwest Iowa Des Moines RegisterLevee break, flash flooding leads to urgent evacuations in northern Iowa town Fox Weather Flooding forces people from homes in some parts of Iowa while much of US broils again in heat KSTPAll residents north of Hwy 18 asked to evacuate in Rock Valley as flood waters rise KTIV Siouxland’s News ChannelNorthwest Iowa Deals With Flooding; Sioux County Hit Hard KIWARadio.com