The thunderstorm risk level went from enhanced to moderate for the area, with timing now pushed back to between 5 p.m. and 1 ...

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

A stretch of big wind from a Monday night storm destroyed or severely damaged some farm buildings and crops in southeastern ...

Severe storms overnight in Iowa caused fallen trees and downed power lines. See storm damage reports from across the state.

Jeff Chapman, a meteorologist with the National Weather Service in Sioux Falls, said thunderstorms and strong winds between ...

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.

There were two confirmed tornadoes amid a flurry of warnings as storms moved through eastern South Dakota during the ...

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

The National Weather Service has issued a flash flood warning for multiple areas across the Sioux Empire. The warning lasts ...

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

Reed Timmer followed this storm throughout the state of South Dakota. He saw strong winds, tornadoes, large hail, and even a ...

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 ...