A “roll cloud” spotted off the coast of Portugal looked like something out of a movie. Here’s the science behind it.

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

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

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

People enjoying the sunshine at a beach were shocked when they witnessed a rare 'tsunami roll' that looked like it was 'out ...

Rare Weather Phenomenon Causes Panic Among Beachgoers in Portugal A rare weather phenomenon in the form of a massive roll ...

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

A “tsunami roll” cloud phenomenon has appeared over the beaches of Portugal, mesmerizing and shocking beachgoers. This rare ...

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

Scattered showers and thunderstorms will start to move through the area later this afternoon, and some storms have the ...