Derecho
A derecho is a widespread, long-lived, straight-line wind storm that is associated with a fast-moving group of severe thunderstorms known as a mesoscale convective system.
Derechos can cause hurricane-force winds, heavy rains, and flash floods. Wikipedia
People also ask
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The meaning of DERECHO is a large fast-moving complex of thunderstorms with powerful straight-line winds that cause widespread destruction.
This document provides short answers to frequently asked questions about windstorms called derechos.