What is the minimum estimated 3-second gust for an EF5 tornado?

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The minimum estimated 3-second gust for an EF5 tornado is about 200 mph, expressed in the standard table as above 200 mph or 201 mph and higher.

EF5 is the top category of the Enhanced Fujita scale. It describes catastrophic tornado damage, such as well-built homes being swept from their foundations, major structures suffering extreme destruction, and heavy objects becoming airborne. The wind figures are estimates associated with observed damage, not a guaranteed direct measurement of every EF5 tornado.

A common mix-up is treating 200 mph as an exact universal cutoff. The EF5 range is open-ended: it begins above 200 mph and has no official maximum. The boundary is also different from the original Fujita scale, where F5 winds were traditionally estimated at 261–318 mph. Engineering research later concluded that those older estimates were too high for the damage they described.

Thus, 200 mph is the rounded threshold commonly used in explanations, while detailed tables show the category beginning at 201 mph.

Source: Wikipedia · fact-checked Sept. 2026

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