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 ...

It's not just heat impacting South Dakota this week. Sioux Falls is in line for some extreme weather tonight, July 28, with the chance of a wind gusts reaching 80 mph or greater or the system ...

May 12, 2022: Derecho brings blowing dust, tornadoes to eastern South Dakota A storm system moved across eastern South Dakota in the late afternoon and early evening, bringing straight-line winds ...

AccuWeather experts said the system could evolve into a derecho, a rare but destructive complex of thunderstorms that is expected to unleash wind gusts of up to 115 mph across four states. The ...

Violent thunderstorms with hurricane-force wind gusts roared across the northern Plains and upper Midwest overnight, downing trees, knocking out power and causing damage in their wake.

The thunderstorms on July 28 produced two damage-causing tornadoes in South Dakota, and a third in Iowa, according to the National Weather Service.

Major cities under heat alerts Monday include Dallas, Oklahoma City, St. Louis, Chicago, Memphis, Atlanta, Tampa, Charleston, ...

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

Five years ago, destructive prolonged wind gusts of up to 140 mph blew through Iowa, felling trees, flattening crops, ripping ...

DAVENPORT, Iowa — Weather officials have confirmed a derecho moved through the Quad Cities region Monday night into Tuesday morning. According to the Storm Prediction Center, preliminary ...

Derechos develop in the northern hemisphere during warm weather and may be accompanied, or preceded, by violent thunderstorms. A derecho may also create tornadoes. Parts of the Midwest see a derecho ...

May 12, 2022: Derecho brings blowing dust, tornadoes to eastern South Dakota A storm system moved across eastern South Dakota in the late afternoon and early evening, bringing straight-line winds ...