Local government officials issue evacuation orders when disaster threatens. Listen to local radio and television reports when disaster threatens. If local officials ask you to leave, do so immediately!
If you have only moments before leaving, grab these things and go!
Medical supplies: prescription medications and dentures
Disaster supplies: flashlight, batteries, radio, first aid kit, bottled water
Clothing and bedding: a change of clothes and a sleeping bag or bedroll and pillow for each household member
Car keys: know where your vehicle keys are and obtain keys to the place you may be going (friend's or relative's home)