The last time a derecho hit eastern South Dakota, the sky above Sioux Falls turned green, prompting Reddit users to create ...

Todd Heitkamp, a National Weather Service meteorologist, said the line of storms appeared to coalesce into a derecho around ...

While two derechos in less than two months is extremely unusual for South Dakota, experts say it's just that — a fluke.

The northern Plains are at risk of strong damaging winds over 80 mph associated with severe weather beginning Monday ...

Over 300 residents of Hudson, South Dakota, are among the hardest hit by severe weather and a potential derecho that came the ...

A dangerous derecho is expected to form in parts of the Northern Plains and Upper Midwest on Monday, with wind gusts over 75 ...

July was a trying weather month. Hot and humid days were good for corn and soybean growth, but hard on livestock and on wheat ...

Severe storms moved through the area Monday night into Tuesday morning. The storm system that moved from South Dakota through ...

The National Weather Service has preliminarily classified overnight storms from the Upper Plains to the Midwest as a derecho.

The severe thunderstorms that passed through eastern South Dakota on July 28 brought powerful winds to the region.

A destructive derecho snapped trees and knocked out power to tens of thousands of people as it tore across portions of the ...

Sometimes referred to as an inland hurricane, derechos are among weather's most destructive phenomena. And there's one headed ...