"If a Waffle House store is open and offering a full menu, the index is green. If it is open but serving from a limited menu, it's yellow. When the location has been forced to close, the index is red. Because Waffle House is well-prepared for disasters… it's rare for the index to hit red," according to the Federal Emergency Management Agency.
The Panama City location is expected to reopen after Hurricane Michael passes.
The Category 4 storm has 140 mph sustained winds and is expected to make landfall Wednesday afternoon.