Rare Weather Phenomenon Grips Beachgoers at Portugal Beach During Heatwave

Beachgoers scramble as rare ‘tsunami roll’ hits Portugal coast: ‘Out of a movie!’

Beachgoers in Portugal scrambled for cover over the weekend as the sweltering heat gave birth to a rare "tsunami roll," or ominous wave of dark clouds over the water.

Rare weather phenomenon grips beachgoers at Portugal beach during heatwave

This is the moment a rare phenomenon was spotted at a beach in Portugal, as the country faces a heatwave with highs of 42C. Beachgoers on Sunday (29 June) were shocked when they saw a “roll cloud” coming out of the ocean and heading towards the shore. The dense tsunami-like cloud occurs when hot and cold air masses collide, forming a thick cloud that condenses into a curved-shape. Climate expert Mário Marques said it is not the first time Portug…

Rare "Roll Cloud" Spotted Over Beach In Portugal During Heatwave

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