Abstract:The number of reported natural and human-made disasters continues to rise worldwide. Nurses comprise the highest percent of health and medical workforce. Nurses must understand the national disaster management cycle. The present study was aimed to examine nurses' knowledge, attitudes, practices and familiarity regarding disaster and emergency preparedness-Saudi Arabia. Cross-sectional descriptive study was conducted using five tools to obtain data from 252 two registered batches of bridging nurses students. Five tools were demonstrated to collect data about demographic data, questionnaire for knowledge, attitude and practice to measure disaster preparedness and emergency preparedness information questionnaire to measure nurses' familiarity. The study findings revealed that the mean age score was 26.36±1.82 and for the knowledge level was 21.2 ± 6.0. A highly significant difference was found for attitude and practice regarding disaster preparedness as well familiarity concerned emergency preparedness P≤.000. Based on the present study results; lacking of knowledge and practices with acceptable level of attitude regarding disaster preparedness and neutral familiarity with emergency preparedness were concluded. Thus an integration of clearly titled theory and practice teaching courses about disaster and emergency preparedness into nursing curricula are crucial needed and provided in respect to their learning/training preferences. Further, follow up research are necessary for maximizing nursing education and nursing quality in these critical areas applied to healthcare and community setting.