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 experienced a heat wave recently, but another rare weather phenomenon also gripped many ...

Roll clouds seen in Portugal following heatwave as temperatures hit over 107 °F with heavy rain, thunderstorms, and hail.

Check out this incredible roll cloud spotted off the coast of Portugal on Sunday. Roll clouds are most common with ...

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

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

A spectacular rolling cloud, a rare occurrence, stuns Portuguese bathers in the midst of an intense summer heat wave.

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

People in Portugal witnessed one of the most beautiful natural phenomena– after ‘roll clouds’ took over the ocean, turning it ...

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

Mainland Portugal faces a heatwave with temperatures reaching 42°C. A rare roll cloud surprised sunbathers on beaches, while ...