It has now been confirmed that during the midst of Monday’s (7/28/2025) derecho in northwest Iowa — which is a line of severe ...

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

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

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

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

The National Weather Service in Sioux Falls has confirmed a tornado in Lyon County, Iowa, that occurred during Monday's ...

BREAKING: Parts of South Dakota face a dangerous weather situation today as conditions favor the development of a derecho - a ...

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

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

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 ...

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

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