One severe thunderstorm is capable of producing strong winds. But when they team up in summer, they can produce widespread wind damage and power outages for hundreds of miles. These are called derechos.

A fierce and long-lasting line of severe thunderstorms called a derecho is likely to tear across the Northern Plains on Monday, causing damage to trees, structures and knocking out power. Storms tracking with the clockwise flow on the northern rim of a heat dome that's bringing another bout of sweltering temperatures to the central U.