(Cheryl of the Clue Crew indicates a radar image of a storm.) On August 23, 2005, Katrina had winds of 35 miles per hour and was considered one of these gloomy storms; 2 days later, it was a hurricane
... During the past century, hurricanes have flooded New Orleans six 
times: in... [DOC] [TLE] severe storms laboratory: Topics by Science.gov [PAR] The six frames are evenly spaced in time, starting from 4.4 days after the ... Total 
Lightning and Radar Storm Characteristics Associated with Severe Storms in ...