— Meteorologists know Friday's tornado in the El Reno area was an EF5.

And based on records, they believe it is the widest recorded in the United States.

But there's something they don't want to think about.

“The impacts were horrible of what happened, where it hit and what happened to people and structures,” meteorologist Rick Smith said Tuesday. “We are certainly not minimizing that at all, not at all. But had it gone through the very densely populated areas, this would have been ... I don't even want to imagine what it would have been.”