THIS IS NOT A DRILL! Several Waffle Houses in Florida are closing due to Hurricane Matthew. Even FEMA knows that's a bad thing. They have an informal "Waffle House Index". When these diners start closing they know they have a disaster on their hands and raise that index to "red". 

Even people not involved with a national disaster agency know this means things are serious:







via @kalebhorton, @hintofspy, @WhoDatTN, @SarahDecedue