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

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

Seven U.S. cities have recently captured spectacular, record-breaking cloud formations—from wave-like undulatus to glowing ...

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

Rare roll cloud phenomenon advances over the ocean like a giant wave, captivating onlookers and spreading rapidly online.

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

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

A rare roll cloud stunned beachgoers in Portugal as it swept across the sky during a heatwave. Watch the breathtaking moment.

The Portuguese Institute of the Sea and Atmosphere (IPMA) has explained that the rare meteorological phenomenon which was ...

A rare and stunning roll cloud formation captivated beachgoers in Portugal, resembling a massive horizontal wave. The unusual atmospheric phenomenon, ...

Extreme weather conditions have been felt across Europe from very rare "roll clouds" on Portuguese beaches to wildfires in ...

Striking displays of clouds which are mostly only seen in the summer months have been appearing in the skies over Northern ...