Mammatus clouds look like a cluster of pouches hanging from the underside of a cloud. ... Before hail starts falling, you might notice small, white pellets known as graupel or soft hail.

Have you ever looked up at the sky and been struck speechless by a cloud so strange it seemed like a message from another ...

The skies over Norman, Oklahoma, on Sunday looked like the aftermath of a nuclear bomb, thanks to clouds brought by a strong storm. Video footage of the incident shows a cumulus appearing to move ...

At times, storm chasers dotted the side of the road, cameras at the ready. Gensini, the project ICECHIP operations chief, ...

Severe storms dumped hail up to golf ball and baseball size across parts of Central Texas Thursday evening. ... Mammatus clouds look like lumps or pouches on the underside of a cloud, ...

The Greek philosopher Aristotle recorded observations in his “Meteorologica” dissertation in 340 B.C. about the formation of clouds, rain, hail wind, thunder, lightning and hurricanes.