Why derechos sometimes can hit harder than hurricanes

By Chelsea Harvey | 02/24/2025 06:23 AM EST

A powerful derecho last year caused more damage to Houston’s tallest buildings than Hurricane Beryl. Scientists wanted to know why.

The Houston skyline looms over largely empty roads after Hurricane Beryl swept through the city last year.

The Houston skyline looms over largely empty roads after Hurricane Beryl swept through the city last year. Brandon Bell/AFP via Getty Images

Back-to-back disasters rocked Houston last year, when a powerful derecho struck the city in May, followed by Hurricane Beryl in July. Both events brought gale-force winds to the densely built downtown, with gusts exceeding 90 miles per hour.

But after the storms, researchers noticed something strange. The derecho caused more damage than the hurricane to Houston’s tallest buildings.

Now, scientists say there’s a need for more research on the impacts of powerful downbursts in urban centers. That’s especially true for places like Houston, the Gulf Coast’s largest city, where thunderstorms and hurricanes can both wreak havoc.

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In a new study, published Friday in the scientific journal Frontiers in Built Environment, researchers from Florida International University demonstrated that different kinds of storms — which produce distinct wind patterns — can pose different threats to tall buildings.

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