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

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

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

Parts of Lincoln County were not as lucky as Sioux Falls, including what the Lincoln County Sheriff's Office called ...

The last time a derecho hit eastern South Dakota, the sky above Sioux Falls turned green, prompting Reddit users to create images of everything from Cthulhu to the Stay-Puft Marshmallow Man rampaging ...

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.

Much of eastern South Dakota continues to be in a hazardous weather outlook on Tuesday, with a 40 percent chance of showers ...

Multiple news outlets, including Dakota News Now and the National Weather Service, are reporting that a Derecho is possible ...

This article originally appeared on Sioux Falls Argus Leader: Car interiors will reach 'lethal' temperatures as extreme heat ...

Barns were collapsed and a cell tower tipped over in Lincoln County, a result of two strong storm cells that swept the Sioux ...

Severe Thunderstorm Watch in effect for parts of South Dakota and surrounding states, including Sioux Falls, with risks of ...

Heat advisories have already been issued for Saturday for counties west of Sioux Falls. The heat index is expected to reach ...