Here's some great advice on what to have ready in the event of an earthquake, tornado, hurricane, wildfire or even a tsunami from Jim Cantore at The Weather Channel. Read it all the way through, and then see what you can do about improving your own kit.
In the trunk of my car.
Some of the items inside our first floor pack. This is in addition to items kept in the kitchen pantry or basement.
I know I've got to go back and check batteries and water I stored a couple of
years ago in both my car pack, and the kit that I keep on the first
floor of the house.