Jul 6, 2022 · As storms moved across the country Tuesday, people in Sioux Falls, South Dakota witnessed a rare sight – a green-tinged sky.

Jul 7, 2022 · The rare phenomenon, called a derecho storm, turned the skies over Sioux Falls, South Dakota green. And no, this incredible green sky wasn't a scene out of "The Wizard of Oz."

Jul 6, 2022 · As residents in Sioux Falls, South Dakota braced for severe weather and storms, the sky turned green. Here's a look at the strange weather occurrence.

Jul 6, 2022 · Sky turns greens in Luverne, Minnesota during a storm on Tuesday. Video shows trees being blown around. As a derecho moved through Sioux Falls, South Dakota, Tuesday evening, skies turned dark, and an eerie shade of green lit the sky.

Jul 7, 2022 · The skies over Sioux Falls, South Dakota, turned an eerie shade of green Tuesday night. What to know about the rare storm that causes it

A derecho (/ ˈ d ɛ r ə tʃ oʊ /, from Spanish: derecho [deˈɾetʃo], 'straight') [1] is a widespread, long-lived, straight-line wind storm that is associated with a fast-moving group of severe thunderstorms known as a mesoscale convective system.

Jul 6, 2022 · South Dakotans are accustomed to the storms known as derechos — they’ve had two recently. What they’re not used to seeing is skies that turn green right before severe weather tears through the...

Jul 8, 2022 · A derecho, according to the US’s National Weather Service is “a widespread, long-lived, straight-line windstorm” that is associated with a “band of rapidly moving showers or thunderstorms”. The name comes from the Spanish word ‘la derecha’ which means ‘straight’.

Jul 8, 2022 · A storm system with a widespread, long-lived, straight-line windstorm with a band of rapidly moving showers is generally referred to as a derecho. It hit several US states on Tuesday, turning the skies a hue of green that was reminiscent of later-Harry Potter films

Jul 8, 2022 · Derechos result in a green sky due to light interacting with the huge amount of water they hold. A report in the Washington Post suggest that the big raindrops and hail scatter away all but the blue wavelengths due to which primarily blue light penetrates below the storm cloud.