saying you can’t survive unless you are underground. surely he didn’t mean to say that.
This thing could cause more fatalities than the 1999 Moore tornado. Moore had about an hour’s warning for that one. This one blew up right on the edge of SW OKC.
Sadly, it’s true. Unless you have a shelter or a very good safe room, you probably won’t survive when the entire house is swept away leaving only the foundation.