As Des Moines was hit with strong thunderstorms Tuesday, pictures of a "shelf cloud" start circulating social media. The images displayed what looked like low hanging clouds under more cloud coverage ...

We have another question to answer! Jim asks: "Hey, Ray, I recently heard about shelf clouds. They are an eerie sight indeed! Can you give a brief synopsis of how these fronts form?" Shelf clouds do ...

MADISON, Wis. - Both are ominous looking clouds that are sometimes present with thunderstorms and are often confused for each other. Let's take a look at a shelf cloud, a wall cloud and discuss how ...

GREENSBORO, N.C. — If you’ve ever looked up and seen a dark, menacing cloud stretching across the sky like a giant wedge, you’ve likely witnessed a shelf cloud. With their dramatic appearance and ...

Before, during and after strong thunderstorms, you often get a variety of interesting cloud types. Last week was no exception, and you all captured things perfectly. The shelf cloud isn't exactly rare ...

Looking up at the sky might seem like a simple pastime, but for those who know what to watch for, clouds tell stories that ...

As a magnificent shelf cloud swept over Sydney on Friday, amateur and professional photographers alike captured the chilling moments the cloud approached the shore to create ominous timelapse videos.