Preparations by location South LOCATION@1 Many living in the area were caught off guard when Katrina strengthened from a tropical storm to a hurricane in one day and struck southern LOCATION@1 on August NUMBER@1 , NUMBER@2 .

Preparations by location South LOCATION@1 Many people living in the area were caught off guard when Katrina strengthened from a tropical storm to a Category NUMBER@3 hurricane in one day and struck southern LOCATION@1 on August NUMBER@1 .
