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

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 ...

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

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

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

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

Timmer has a significant following on various social media channels, including more than 1.4 million subscribers on Youtube.

Earlier this week, a storm hit the community of Hudson, South Dakota. According to a National Weather Service report, the July 28 storm produced three tornadoes in ...

To be called a derecho, the thunderstorm-generated high winds and wind damage should cover a distance of at least 250 miles ...

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

Storm Chasers captured unreal footage of massive tornadoes ripping through northern South Dakota. One of the first tornadoes ...