A rare roll cloud was seen passing over several beaches in Portugal on Sunday, June 29. The phenomenon features a cloud that ...

The dark, tsunami-like cloud formation billowed across parts of Portugal’s northern and central coasts, as the country set a ...

Beachgoers in Portugal scrambled for cover over the weekend as the sweltering heat gave birth to a rare “tsunami roll,” or ...

Portugal like much of Europe has been experiencing a heat wave in recent days, but another rare weather phenomenon also ...

Cloud Tsunami A viral video making its rounds on social media shows geachgoers in Portugal encountering an enormous and ...

It resembles a giant wave rolling across the sky. Read more at straitstimes.com. Read more at straitstimes.com.

A dramatic video showing a "roll cloud" over a beach in Portugal is going viral on social media, leaving netizens mesmerised.

Kelvin-Helmholtz clouds, often called wave clouds, develop when two layers of air with different densities move at varying ...

A rare roll cloud appeared over Portugal’s coast, surprising beachgoers as strong winds hit during an ongoing extreme ...

A rare cloud phenomenon has been spotted and photographed by eagle-eyed reader Adrian Webster. He spotted these noctilucent ...

On Sunday, across some parts of the northern and central Coast of Portugal, a “roll cloud”, as it is commonly referred to, ...