The forecast is worrisome: The National Weather Service predicted late-afternoon thunderstorms would congeal into a derecho over eastern South Dakota by the evening of July 28. Then, the storm and ...

The word invokes just as much trepidation as "hurricane" or "tornado" to those who know the power of a derecho, but what's behind this uncommon form of severe weather? A derecho is defined as a ...

Last week, thousands of residents received tornado warnings to take cover as a twister was headed their way. While that was true for Cypress and parts of Waller County, the Houston area actually ...

This year marks 13-years since a powerful wind event, known as a derecho, moved through Alabama. The line of strong to severe ...

A derecho is a significant, potentially destructive weather event that is characterized as having widespread, long-lived, straight-line winds associated with a fast-moving group of severe ...

WASHINGTON — Severe weather headed for central and Southeastern parts of the U.S. could cause a rare weather event called a derecho. The term for the widespread wind event derives from the Spanish ...

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 evolving ...