Researchers who toured Moore after the May 20 tornado said above ground storm shelters held up well in the storm and can be a better choice than underground storm cellars.

Part of the terror of an EF5 tornado like the one that hit Moore on May 20 is the notion that nothing above ground can survive a direct hit and the 200 mph winds that rip homes off foundations.

But that’s not exactly true. Above ground storm shelters held up exceptionally well in the tornado and could be a better choice than a traditional underground storm cellar, said Larry Tanner, a research associate at the National Wind Institute …