When it all goes bad, the focus gets local pretty quick. If you’re in a nurban area, don’t wait around for things to get better and have some place to go.
Unfortunately travel may be a problem. Being out in the open, exposed, is pretty much an un-defendable position to be in.
Others desperate to leave will kill you and your family, and steal your car.
The key is to get the hell out of dodge by being on the road within minutes before everyone else realizes the event is not a drill. And stop for nobody.