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 ...

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 ...

A dramatic cloud formation appeared in the skies of Maryland as severe thunderstorms ripped through the state. Footage showed a dark, low shelf cloud moving through the area while flash flood, ...

With Michigan's changeable weather, residents get to see a lot of different cloud formations — fluffy cumulus, wispy cirrus and dark, threatening cumulonimbus — and recognizing what weather each type ...