Recent years have seen the addition of EFU tornadoes, for which intensity isn't known, to the Enhanced Fujita scale used to ...

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However, EF5 tornadoes like the one seen in The Twister: Caught in the Storm are the scariest, with many wondering what classifies a tornado as EF5. The Twister: Caught in the Storm is an all-new ...

On April 26, 1991, an EF5 tornado ripped through Haysville, Wichita, McConnell AFB and Andover. Kathleen Gideon says it hit ...

Unlike measuring size alone, the EF Scale rates tornadoes by the damage they cause, helping meteorologists and emergency ...