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The Independent UK
The Independent UK
National
Holly Bishop

Portugal beachgoers witness rare weather phenomenon

  • A rare "roll cloud" was observed by beachgoers at a beach in Portugal on Sunday.
  • The sighting occurred as Portugal is experiencing a heatwave with temperatures reaching highs of 42C.
  • This dense, tsunami-like cloud forms when hot and cold air masses collide, condensing into a curved shape.
  • Climate expert Mário Marques noted that while not unprecedented in Portugal, this phenomenon is more commonly witnessed in places like Australia.
  • Watch the video in full above.

IN FULL

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