The move of the hurricane katrine

http://cimss.ssec.wisc.edu/tropic/archive/montage/atlantic/2005/KATRINA-track.gif

I got the picture from Google

How long did the Hurricane Katrine last?

Hurricane Katrina formed on August 23, 2005 and dissipated on August 31 of the same year. It began as Tropical Storm Twelve of the season and caused billions of dollars in damage to become the costliest storm in Atlantic hurricane history.