Forecasters did n't know about the runoff from a dam upstream , the report finds . The Weather Service and the Corps of Engineers say they 're working to fix the problems . Hollingsworth said that while the Weather Service issued flood warnings , many residents of the affected areas said they could not relate those warnings to the impact on their neighborhoods . The May 2010 floods killed 26 people and flooded downtown Nashville .
Forecasters did n't know about the runoff from a dam upstream , the report finds . The Weather Service and the Corps of Engineers say they 're working to fix the problems . The May 2010 floods killed 26 people and flooded downtown Nashville .