Are you checking Extension's flood-resource website (flood.unl.edu)? Have you subscribed to Extension's flooding updates on Twitter (UNLFlood) or "liked" Extension's flooding Facebook page (https://www.facebook.com/#!/UNLExtensionFloodResources) Monitor these resources and share them with others.
All these sites are updated daily. Latest additions include a link on the website debunking rumors about flooding. There also are some new aerial photos.