Flooded Street in Tucson, Ariz. (IMAGE) University of Arizona Caption Flooding after a summer thunderstorm stops cars at the intersection of Drachman Street and Park Avenue in Tucson, Ariz., in July 2007. Credit Copyright 2007 Ashley Coles. Usage Restrictions This photo may only be used to illustrate a story about the research described in the accompanying news release, "UA Develops Network to Improve Weather Forecasting with $5.45 Million from NSF." Please make sure to credit the photo as requested. Do not post this photo independent of the story. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.