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

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

A moderate threat for severe storms is in place for parts of South Dakota and Minnesota on Monday afternoon into the evening due to the threat of a derecho.

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

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

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

Severe thunderstorms could continue into July 29, bringing havoc to morning commutes in Chicago, Milwaukee and Indianapolis.

Thousands were without power and damage was seen across the Siouxland area after storms moved into the area on Monday, July ...

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 ...

According to the Storm Prediction Center (SPC) in Norman, Oklahoma, the line of severe storms that swept through South Dakota ...